DK172775B1 - Animal feed additives containing a flavanoid-containing mimosa extract and animal feed containing the same and method t - Google Patents

Animal feed additives containing a flavanoid-containing mimosa extract and animal feed containing the same and method t Download PDF

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DK172775B1
DK172775B1 DK199800335A DK33598A DK172775B1 DK 172775 B1 DK172775 B1 DK 172775B1 DK 199800335 A DK199800335 A DK 199800335A DK 33598 A DK33598 A DK 33598A DK 172775 B1 DK172775 B1 DK 172775B1
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weight
feed
extract
additive
flavanoid
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DK199800335A
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Danish (da)
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DK33598A (en
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Georg Andresen
Hans Jensen
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Diarex V G Andresen
Flex Foder Holding Aps
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Priority to DK199800335A priority Critical patent/DK172775B1/en
Priority to PCT/DK1999/000120 priority patent/WO1999045795A1/en
Priority to AU27134/99A priority patent/AU2713499A/en
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Publication of DK172775B1 publication Critical patent/DK172775B1/en

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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K50/00Feeding-stuffs specially adapted for particular animals
    • A23K50/30Feeding-stuffs specially adapted for particular animals for swines
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K20/00Accessory food factors for animal feeding-stuffs
    • A23K20/10Organic substances
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K20/00Accessory food factors for animal feeding-stuffs
    • A23K20/10Organic substances
    • A23K20/116Heterocyclic compounds
    • A23K20/121Heterocyclic compounds containing oxygen or sulfur as hetero atom

Description

i DK 172775 B1in DK 172775 B1

Den foreliggende opfindelse angår et dyrefoderadditiv, som omfatter en flavanoidholdig ekstrakt, der er udvundet fra en plante tilhørende familien Mimosaceae. samt et dyrefoder indeholdende et sådant additiv. Additivet kan gives direkte til dyr, der har behov herfor, men er navnlig beregnet til iblanding i et foder eller en drik beregnet til det/de 5 pågældende dyr. Additivet og foder eller drik indeholdende dette er i stand til at bekæmpe og/eller forebygge diarré og anden mave-tarmkanalforstyrrelse eller -lidelse hos dyr, fremme væksten af og/eller forøge foderudnyttelsen i dyr, som fodres med additivet eller det/den additivholdige foder eller drik.The present invention relates to an animal feed additive comprising a flavanoid-containing extract derived from a plant belonging to the family Mimosaceae. and an animal feed containing such an additive. The additive can be given directly to animals in need, but is especially intended for admixture in a feed or beverage intended for the animal (s) concerned. The additive and feed or beverages containing it are capable of controlling and / or preventing diarrhea and other gastrointestinal disorders or disorders in animals, promoting the growth of and / or enhancing feed utilization in animals fed with the additive or feed. or drink.

10 Additivet og det additivholdige foder er navnlig beregnet til produktionsdyr i landbruget, såsom svin, kvæg, får, geder, heste og høns samt andet fjerkræ og deres afkom, såsom spæd- og smågrise, kalve, lam, kid, føl og kyllinger m.m., men er også anvendeligt til kæledyr, såsom hunde og katte og deres afkom.10 The additive and feed additive are intended especially for agricultural production animals, such as pigs, cattle, sheep, goats, horses and chickens and other poultry and their offspring, such as pigs and piglets, calves, lamb, kid, foal and chickens, etc. but is also useful for pets, such as dogs and cats and their offspring.

1S Opfindelsens baggrundBackground of the Invention

Igennem de seneste årtier er der i landbrugets husdyrproduktion sket en større og større rationalisering, specialisering og intensivering, således at der på den enkelte landbrugsbedrift i dag normalt kun er beskæftiget ganske få, ja, mange gange kun en enkelt person, at kravet om hep produktivitet og kort produktionstid er ekstremt stort, og at der i de 20 fleste tilfælde kun foregår en produktion af en enkelt dyreart, f.eks. slagtesvin, slagtekyllinger eller kødkvæg, eller denne dyrearts produkter, f.eks. smågrise fra grisesøer, mælk fra malkekøer eller æg fra æglægningshøns. Til gengæld holdes den pågældende dyreart i et meget stort antal på fra flere hundreder til mange tusinder individer på den enkelte landbrugsbedrift 25Over the past few decades, there has been a greater and greater rationalization, specialization and intensification in agricultural livestock production, so that at each farm today there are usually only very few, yes, many times only one person, that the demand for high productivity and short production time is extremely large and in most 20 cases only a single animal species is produced, e.g. slaughter pigs, broilers or beef cattle, or the products of this species, e.g. piglets from pig sows, milk from dairy cows or eggs from laying hens. On the other hand, the species of animal in question is kept in a very large number from hundreds to many thousands of individuals on the individual farm 25

Disse forhold bevirker for det første, at stort set al pasning og fodring af dyrene skal være automatiseret og kunne udføres maskinelt, for det andet, at dyrene konstant er udsat for et stort sminetryk på grund af de mange dyr af samme art på en enkelt bedrift, og for det tredje, at dyrenes fysiologiske systemer, bl.a. fordøjelsessystemet, på grund af kravet 30 om høj produktivitet og kort produktionstid til stadighed er udsat for et så stort pres, at selv mindre ekstra belastninger kan få systemerne til at bryde sammen, hvilket for fordøjelsessystemet f.eks. kan give sig udslag i voldsomme diarréer, der enten bevirker, at 2 DK 172775 B1 dyrene vantrives eller eventuelt efter en kortere eller længere tid slet og ret dør, hvad der i begge tilfælde medfører produktionstab for landmanden.These conditions mean, firstly, that virtually all care and feeding of the animals must be automated and can be performed mechanically, secondly, that the animals are constantly subjected to a great deal of pressure due to the many animals of the same species on a single holding. and thirdly, that the physiological systems of the animals, i.a. the digestive system, due to the requirement 30 for high productivity and short production time, is constantly subjected to such great pressure that even less extra loads can cause the systems to collapse, which for the digestive system e.g. can result in severe diarrhea, which either causes the animals to become delusional or possibly dies after a shorter or longer period, which in both cases results in loss of production for the farmer.

Kravet om høj produktivitet/kortere produktionstid kommer endvidere også til udtryk 5 ved, at dyrenes afkom, f.eks. smågrise og spædkalve, fravænnes, dvs. fjernes fra moderdyret og dermed fra deres hidtidige naturlige ernæring, modermælken, på et tidligere tidspunkt af deres liv, end hvad der førhen var tilfældet, som for dyreungeme var et fysiologisk mere passende tidspunkt i deres udvikling og modning til det selvstændige ungdyrsniveau. Således fravænnes smågrise i dag almindeligvis i en alder af blot 4-5 10 uger efter fødslen mod tidligere 8-9 uger.Furthermore, the requirement of high productivity / shorter production time is also expressed by the fact that the offspring of the animals, e.g. weaners and baby calves, weaned, ie. are removed from the maternal animal and thus from their previous natural nutrition, the breast milk, at an earlier stage of their life than was previously the case, which for the animal cubs was a physiologically more appropriate time in their development and maturation to the independent adolescent level. Thus, piglets today are usually weaned at the age of just 4-5 10 weeks after giving birth, compared to the previous 8-9 weeks.

Den tidlige fravænning af eksempelvis smågrisene og overgang til udelukkende anden ernæring end soens modermælk fører uvægerligt til en omgående eller efter kort tid indtrædende kronisk diarrétilstand hos næsten alle smågrise, og uden behandling vil disse 15 grise ikke blot vantrives i lang tid derefter men i mange tilfælde simpelthen dø.The early weaning of, for example, the pigs and the transition to exclusively other nutrition than the sow's milk inevitably leads to an immediate or after a brief onset of chronic diarrhea in almost all piglets, and without treatment these 15 pigs will not only be delayed for a long time thereafter but in many cases simply die.

Ovennævnte forhold har været kendt som. en uundgåelig følge af den skete produktionsudvikling i husdyrbedrifterne, og når denne alligevel har kunnet finde sted, er det kun i kraft af en samtidig stadig mere udbredt anvendelse af antibiotika af forskellig art til 20 dyrene, enten indgivet som parenterale injektioner i dyrene eller, hvad der er mere almindeligt, iblandet dyrenes foder. I sidstnævnte tilfælde benævnes de pågældende antibiotikatilsætninger almindeligvis "vækstfremmere".The above relationship has been known as. an inevitable consequence of the evolution of production in the livestock farms, and when this has nevertheless been possible, it is only by virtue of a simultaneous increasingly widespread use of antibiotics of various kinds to the 20 animals, whether administered as parenteral injections in the animals or, what more commonly, mixed with animal feed. In the latter case, the antibiotic additives in question are commonly referred to as "growth promoters".

De til dyrene anvendte antibiotika, f.eks. vækstfremmeme, har imidlertid en tendens til 25 at fremkalde resistens hos de i dyrene forekommende bakterier og andre mikroorganismer, og det har derfor været nødvendigt til stadighed at udvikle og benytte nye antibiotika til dyrene. Nogle af de til dyrene således benyttede antibiotika er imidlertid de samme eller kemisk så nært beslægtede med de antibiotika, som benyttes til bekæmpelse af sygdomme fremkaldt af bakterier og andre mikrober hos mennesker, at der i den offentlige 30 mening i navnlig de senere år har været en stigende bekymring for, at den resistens, der forekommer hos mikroorganismerne i dyrene, skulle blive overført til de hos mennesker 3 DK 172775 B1 forekommende sygdomsfremkaldende mikroorganismer, hvorefter disse ikke ville kunne bekæmpes med de til rådighed værende human-antibiotika.The antibiotics used for the animals, e.g. however, growth promoters tend to cause resistance in the bacteria and other microorganisms present in the animals, and it has therefore been necessary to constantly develop and use new antibiotics for the animals. However, some of the antibiotics used in animals are the same or chemically so closely related to the antibiotics used to control diseases caused by bacteria and other microbes in humans, that in the public opinion, especially in recent years, there have been a growing concern that the resistance that occurs in the microorganisms in the animals should be transmitted to the human disease-causing microorganisms and that these could not be combated with the human antibiotics available.

På denne baggrund er der derfor et stadigt stigende krav om at begrænse anvendelsen af 5 antibiotika af enhver art til dyr mest muligt og helt at undgå, ja, direkte forbyde anvendelsen af antibiotika af enhver art som "vækstfremmere" i dyrenes foder fuldstændigt.Against this background, there is therefore an ever-increasing demand to limit the use of 5 antibiotics of all kinds to animals as much as possible and to completely avoid, indeed, directly ban the use of antibiotics of all kinds as "growth promoters" in the animal feed completely.

Af ovenstående redegørelse om produktionsvilkårene i dagens husdyrbedrifter vil det forstås, at et sådant forbud mod vækstfremmere givetvis vil afstedkomme katastrofale 10 forhold for både dyrene, produktionsresultateme og husdyrbedrifternes økonomi, medmindre der forinden tilvejebringes alternative behandlingsmetoder og -midler, som ikke er baseret på stoffer af antibiotisk karakter, og der pågår derfor en for tiden stor søgning og forskning efter sådanne metoder og midler, såvel efter helt nye som blandt kendte og tidligere benyttede, som af den ene eller anden grund er gået ud af brug i løbet af eller 15 inden de "antibiotiske vækstfremmeres periode".From the above statement on the conditions of production in today's livestock farms, it will be understood that such a ban on growth promoters will of course result in catastrophic conditions for both animals, production results and livestock farms, unless previously provided alternative treatment methods and agents which are not based on substances. antibiotic nature, and therefore a great deal of research and research is currently underway for such methods and means, both for brand new and among known and previously used, which for some reason have become out of use during or 15 before "period of antibiotic growth promoters".

Kendt teknik I WO offentliggørelsesskrift nr. 96/03150 er der således beskrevet sammensætninger af hemicellulosefibre og polyphenoler udvundet fra lærketræer fLarix occidentalix NuttallV 20 De eksemplificerede hemicellelosefibre og polyphenoler består således af det vandopløselige arabinogalactan henholdsvis taxifolener. Disse sammensætninger angives at have en vækstfremmende virkning på gavnlige bakterier, såsom Bifidobacterium thermophi-lum. og en hæmmende virkning på skadelige, patogene og forrådnelsesbakterier, såsom Clostridium ssp.. Bacteroidaceae og Candida ssp.. i mave-tarmkanalen hos mennesker 25 og dyr og derved bekæmpe mave-tarmforstyirelser, såsom diarré, hos disse. Det nævnes, at flavanoider og tanniner falder ind under gruppen af polyphenoler, der skulle kunne benyttes i de omhandlede sammensætninger, men dette er hverken eksemplificeret eller på anden måde godtgjort. Forholdet mellem fibre og polyphenoler i sammensætningerne angives at burde ligge mellem 20 og 3, og sådanne sammensætninger angives at kunne 30 tilsættes dyrefoder i et omfang på 0,1-5 vægt%, fortrinsvis 0,1-2 vægt%, baseret på dyrefoderets vægt. Der er i skriftet dog kun beskrevet forsøg med ren arabinogalactan eller rene sammensætninger af arabinogalactan og polyphenoler ekstraheret fra lærketræ i 4 DK 172775 B1 forbindelse med afprøvning af virkningen på forskellige Bifido-bakteristammer dyrket i reagensglas indeholdende en forstærket clostridial agarsuppe, men ingen former for forsøg på fodring af dyr med et foder, der indeholder arabinogalactan-polyphenolsammensætninger, er omtalt. Det vides altså ikke, om sammensætningen 5 eller et foder, der indeholder denne, vil virke i praksis, eller om der f.eks. foreligger problemer med at få dyrene til frivilligt at æde et sådant foder. - Det angives endvidere, at sammensætningerne kan formuleres til tabletter, piller, kapsler, pastiller og sirup, og at disse dispenseringsformer kan indeholde sødemidler, såsom sucrose eller saccharin, og smagsstoffer, såsom pebermynte, methylsalicylat eller appelsinaroma. Disse dis-10 penseringsformer er normale til mennesker, men ikke til dyr, og der anføres da heller intet om, at de skulle være beregnet til iblanding eller på nogen måde påtænkes iblandet et dyrefoder.Prior Art WO Publication No. 96/03150 thus describes compositions of hemicellulose fibers and polyphenols derived from larch trees fLarix occidentalix NuttallV 20 The exemplified hemicellulose fibers and polyphenols thus consist of the water-soluble arabinogalactan and taxi poles, respectively. These compositions are said to have a growth-promoting effect on beneficial bacteria such as Bifidobacterium thermophilum. and an inhibitory effect on harmful, pathogenic and decay bacteria such as Clostridium ssp .. Bacteroidaceae and Candida ssp .. in the gastrointestinal tract of humans and animals and thereby fight gastrointestinal disorders such as diarrhea. It is mentioned that flavanoids and tannins fall within the group of polyphenols which could be used in the compositions of this invention, but this has not been exemplified or otherwise demonstrated. The ratio of fibers to polyphenols in the compositions is said to be between 20 and 3, and such compositions are said to be capable of being added to animal feed to the extent of 0.1-5% by weight, preferably 0.1-2% by weight, based on the weight of the animal feed. . However, in the document only experiments with pure arabinogalactan or pure compositions of arabinogalactan and polyphenols extracted from larch wood have been described in connection with testing the effect on various Bifido bacterial strains grown in test tubes containing an amplified clostridial agar soup, but no forms of experiments. on feeding animals with a feed containing arabinogalactan polyphenol compositions is disclosed. It is therefore not known whether the composition 5 or a feed containing it will work in practice, or whether e.g. There are problems in getting the animals to voluntarily eat such feed. - It is further stated that the compositions may be formulated into tablets, pills, capsules, lozenges and syrups, and that these dispensing forms may contain sweeteners such as sucrose or saccharin and flavors such as peppermint, methyl salicylate or orange flavor. These forms of dispensing are normal to humans but not to animals, and there is then no indication that they should be intended for admixture or in any way intended for animal feed.

Et andet kendt middel, der før antibiotikaemes opdagelse og navnlig før vækstfremmer-15 nes fremkomst er blevet benyttet i landbrugets husdyrbedrifter til bekæmpelse og/eller forebyggelse af diarrétilstande hos dyr, især hos spæd- og smågrise, spædkalve og andre dyreunger, er en flavanoidholdig ekstrakt udvundet fra en plante tilhørende familien Mimosaceae. Denne ekstrakt blev tidligere solgt under handelsnavnet "Kalve- og Grisehjælp" og sidenhen under navnet Diarex® i form af enten en mikstur, der ud over vand 20 og en mindre mængde konserveringsmiddel indeholdt ca. 50 vægt% af den flavanoid-holdige planteekstrakt, eller i form af et pulver, der bortset fra en mindre mængde antiklumpningsmiddel bestod af den rene flavanoidholdige planteekstrakt. Midlerne blev indgivet dyrene direkte som de forelå ved indkøb i de anbefalede doser (2 - 30 ml eller g pr. dyr pr. dag), eller de blev iblandet dyrenes foder eller drikke.Another known agent that has been used in the livestock farms for the control and / or prevention of diarrhea conditions in animals, especially in infants and weaners, infants and other animal infants, before the discovery of antibiotics and especially before the emergence of growth promoters, is a flavanoid-containing extract. extracted from a plant belonging to the Mimosaceae family. This extract was previously sold under the trade name "Calf and Pig Relief" and later under the name Diarex® in the form of either a mixture containing, in addition to water 20 and a small amount of preservative, approx. 50% by weight of the flavanoid-containing plant extract, or in the form of a powder which, apart from a minor amount of anti-caking agent, consisted of the pure flavanoid-containing plant extract. The agents were administered directly to the animals as they were available at the recommended doses (2 - 30 ml or g per animal per day) or mixed with the animals' feed or drink.

2525

Mimosaceae-ekstrakten har imidlertid en for dyrene frastødende lugt og/eller smag, og dyrene vil derfor almindeligvis under ingen omstændigheder indtage ekstrakten frivilligt, og det uanset om den foreligger som mikstur, pulver eller iblandet deres foder eller drikke. Tidligere var det derfor nødvendigt, at hvert enkelt dyr under indgivelsen måtte 30 holdes af en eller flere personer, medens en anden (eller tredje) person med en sprøjte eller foder- eller pulverbøsse sprøjtede miksturen/drikken henholdsvis proppede pulveret eller det mikstur- eller pulvertilsatte foder direkte ned i dyrets spiserør. Ved små dyr, 5 DK 172775 B1 såsom spædgrise og -kalve, var det en overkommelig om end besværlig og tidkrævende opgave at behandle hvert enkelt dyr indtil flere gange dagligt på denne måde, men ved større dyr var det på grund af dyrets fysiske størrelse og styrke nærmest umuligt, medmindre der blev anvendt særlige indretninger til at fastholde og låse dyret i en ubevæge-5 lig position.However, the mimosaceae extract has an odor and / or taste repellent to the animals, and therefore the animals will generally under no circumstances voluntarily ingest it, whether as a mixture, powder or in their feed or drink. In the past, therefore, it was necessary that each animal during administration must be kept by one or more persons, while another (or third) person with a syringe or feed or powder can sprayed the mixture / drink or stuffed the powder or the mixture or powder added respectively. feed directly into the animal's esophagus. In small animals, such as infants and calves, it was an affordable, albeit cumbersome and time-consuming task to treat each animal up to several times daily in this way, but for larger animals it was due to the physical size of the animal and Strength almost impossible unless special devices were used to hold and lock the animal in an immobile position.

Behandlingen eller forebyggelsen af diarrétilstande hos dyrene med Mimosaceae-ekstrakten på den ovenfor angivne måde var i sig selv effektiv og billig, men på grund af den besværlige og tid- og arbejdskraftkrævende indgivelsesmåde gik den alligevel prak-10 tisk taget fuldstændig ud af brug, da antibiotika og vækstfremmere kom på markedet til økonomisk overkommelige priser, idet disse sloffer ikke havde nogen for dyrene frastødende lugt og/eller smag og derfor kunne blandes direkte i dyrenes sædvanlige foder, som dyrene derefter geme ville æde frivilligt.The treatment or prevention of diarrheal conditions in the animals with the Mimosaceae extract in the above manner was in itself effective and inexpensive, but because of the cumbersome and time-consuming mode of administration, it was practically completely out of use, since Antibiotics and growth promoters came on the market at affordable prices, as these slugs had no odor and / or taste to the animals and could therefore be mixed directly into the animals' usual feed, which the animals would then voluntarily eat.

15 I den nu foreliggende situation, hvor brugen af antibiotika som vækstfremmere og diar-rébekæmpende og -forebyggende midler til produktionsdyr formentlig imidlertid må opgives fuldstændigt inden for en nærmere fremtid i et stadigt større antal lande, er opfinderne til den foreliggende opfindelse kommet på den tanke, at det ville være ønskeligt, om muligt, at ændre Mimosaceae-ekstraktens karakter så meget og/eller udvikle en 20 indgivelsesmetode for denne, som ikke var behæftet med de ovenfor omtalte vanskeligheder, som følge af, at dyrene ikke frivilligt vil hverken drikke eller æde den eks-traktholdig mikstur/drikke henholdsvis pulver/foder, eftersom Mimosaceae-ekstrakten ikke indeholder stoffer af antibiotisk karakter og i det hele taget ikke optages fra mavetarmkanalen i dyrenes organisme.15 In the present situation, however, where the use of antibiotics as growth promoters and anti-diarrheal and preventative agents for production animals probably must be completely abandoned in the near future in an ever-increasing number of countries, the inventors of the present invention have come to the idea that it would be desirable, if possible, to change the character of the Mimosaceae extract so much and / or develop a method of administration thereof which was not beset with the difficulties mentioned above, as the animals would not voluntarily drink or eat the extract-containing mixture / drink and powder / feed, respectively, since the Mimosaceae extract contains no antibiotic substances and is not absorbed from the gastrointestinal tract in the animal organism at all.

25 I første omgang blev det således forsøgt at iblande Mimosaceae-ekstrakten i dyrenes sædvanlige foder i en så ringe koncentration, at dyrene ikke blev frastødt af lugt og/eller smag og derfor geme ville æde foderet frivilligt, men som følge af dyrenes meget fine og veludviklede lugte- og smagssans viste det sig, at den hertil krævede lave koncentra-30 tion var så lille, at der ikke kunne opnås en tilstrækkelig terapeutisk og/eller profylaktisk virkning ved den af dyrene frivilligt indtagne fodermængde.25 Initially, it was thus attempted to incorporate the Mimosaceae extract into the usual feed of the animals in such a low concentration that the animals were not repelled by smell and / or taste and therefore would eat the feed voluntarily, but due to the very fine and well-developed sense of smell and taste, it was found that the low concentration required for this was so small that a sufficient therapeutic and / or prophylactic effect could not be achieved by the amount of feed voluntarily ingested by the animals.

6 DK 172775 B16 DK 172775 B1

Det blev derefter forsøgt at indkapsle Mimosaceae-ekstraktpulveret som belagte (coatede) partikler eller granula, der derpå blev iblandet dyrenes foder, men igen på grund af dyrenes yderst fintfølende lugt- og/eller smagssans gav heller ikke denne metode et tilfredsstillende resultat af de samme grunde som ovenfor anført. Desuden indebæ-5 rer coatningsprocessen, at produktet blev alt for dyrt til at kunne finde anvendelse som et almindeligt benyttet foderadditiv i praktisk dyreopdræt og -produktion.It was then attempted to encapsulate the Mimosaceae extract powder as coated (coated) particles or granules which were then blended into the animal's feed, but again due to the animals' extremely delicate sense of smell and / or taste, this method also did not give a satisfactory result of the same reasons as stated above. Furthermore, the coating process means that the product became too expensive to be used as a commonly used feed additive in practical animal breeding and production.

Beskrivelse af opfindelsenDescription of the Invention

Det er derfor særdeles overraskende, at det med den foreliggende opfindelse nu alligevel 10 har vist sig muligt at tilvejebringe Mimosaceae-ekstrakten i en særlig og hidtil ukendt additivform, som gør det muligt at få dyrene, såsom eksempelvis fravænningsgrise og -kalve, til frivilligt at indtage additivformen, enten direkte som den er eller iblandet dyrenes sædvanlige foder eller drikke i tilstrækkelige mængder til, at der opnås såvel terapeutisk som profylaktisk effekt herved, navnlig med hensyn til bekæmpelse og forebyg-15 gelse af diarrétilstande hos dyrene.It is therefore very surprising that, with the present invention, it has now nevertheless proved possible to provide the Mimosaceae extract in a special and novel additive form which allows the animals, such as, for example, weaning pigs and calves, to voluntarily take the additive form, either directly as it is, or in the usual feed of the animals or drink in sufficient quantities to achieve both therapeutic and prophylactic effect, particularly with regard to the control and prevention of diarrhea conditions in the animals.

Dette opnås med foderadditivet ifølge opfindelsen, som omfatter en flavanoidholdig ekstrakt udvundet fra en plante tilhørende familien Mimosaceae. hvilket foderadditiv er ejendommeligt ved, at det yderligere omfatter et lugt- og/eller smagsmaskerende stof 20 eller en blanding af sådanne stoffer, som maskerer den flavanoidholdige ekstrakts lugt og/eller smag, samt eventuelt et eller flere bærestoffer for det lugt- og/eller smagsmaskerende stof eller blandingen heraf.This is achieved with the feed additive according to the invention, which comprises a flavanoid-containing extract derived from a plant belonging to the family Mimosaceae. which feed additive is characterized in that it further comprises an odor and / or taste masking substance 20 or a mixture of such substances which mask the odor and / or taste of the flavanoid extract, and optionally one or more carriers for the odor and / or flavor mask or the mixture thereof.

Ud over ovennævnte bestanddele kan additivet også indeholde andre ingredienser, så-25 som egentlige fyldstoffer og/eller strækmidler, farvestoffer, konsistensbetingende stoffer, essentielle mineraler, vitaminer, aminosyrer m.v., som ikke virker frastødende på dyrene eller nedsætter deres appetit eller ædelyst.In addition to the above ingredients, the additive may also contain other ingredients, such as actual fillers and / or extenders, dyes, consistency conditioners, essential minerals, vitamins, amino acids, etc., which do not repel the animals or reduce their appetite or appetite.

Foretrukne udførelsesformer for additivet ifølge opfindelsen er angivet i de afhængige 30 krav 1 - 7.Preferred embodiments of the additive according to the invention are set out in the dependent claims 1-7.

Til opfindelsen og udførelsesformeme for denne skal følgende bemærkninger gøres: 7 DK 172775 B1For the invention and the embodiments thereof, the following observations should be made: 7 DK 172775 B1

Foderadditivet ifølge opfindelsen vil fortrinsvis foreligge i tør pulver- eller minigranulat-form men vil eventuelt også kunne foreligge i fugtig, pastaagtig eller flydende form.The feed additive according to the invention will preferably be in dry powder or minigranulate form but may also be available in moist, paste or liquid form.

Uanset den fysiske tilstandsform kan additivet generelt fremstilles ved simpel, grundig sammenblanding af bestanddelene. Et pulverformigt additiv kan således fremstilles ved 5 tørblanding af ingredienserne, men det kan også fremstilles ved vådblanding af ingredienserne efterfulgt af tørring, formaling og eventuel sigtning. Et minigranulat kan fremstilles på samme måde, idet der dog indledningsvis eventuelt må tilsættes tilstrækkeligt med væske af passende art (f.eks. vand) for at opnå tilstrækkelig sammenhængskraft mellem ingrediensernes partikler.Regardless of the physical state, the additive can generally be prepared by simple, thorough mixing of the ingredients. Thus, a powdery additive can be prepared by dry mixing the ingredients, but it can also be prepared by wet mixing the ingredients followed by drying, grinding and possibly sieving. A minigranulate can be prepared in the same way, however, initially it may be necessary to add sufficient liquid of suitable nature (eg water) to achieve sufficient cohesion between the particles of the ingredients.

1010

Med et lugt- og smagsmaskerende stof menes et hvilket som helst ikke-sundhedsskadeligt stof, som i en tilstrækkelig koncentration er i stand til at maskere Mimosaceae-ekstraktens for dyrene ubehagelige og frastødende lugt og/eller smag i en sådan grad, at dyrene frivilligt vil æde tilstrækkeligt meget af additivet eller et foder/en 15 drik, hvori additivet er iblandet, til at dyrene indtager en terapeutisk og/eller profylaktisk mængde af Mimosaceae-ekstrakten. Det lugt- og/eller smagsmaskerende stof kan udøve sin maskerende virkning på forskellige måder. For eksempel kan det: 1) i sig selv have en sådan tiltalende og tiltrækkende lugt og/eller smag, som over- 20 døver eller blander sig med Mimosaceae-ekstraktens lugt og/eller smag, således at sidstnævnte enten ikke opfattes eller også ikke virker frastødende på dyrene, 2) udøve en blokerende virkning på de receptorer i lugt- og/eller smagsceller i dyrenes næse og mund, der registrerer Mimosaceae-ekstrakten som lugtende og/eller smagende ubehageligt, 25 3) binde sig fysisk/kemisk til de stoffer eller molekylgrupper i stoffer i Mimosace- ge-ekstrakten, som forårsager den på dyrene frastødende lugt og/eller smag, og derved blokere deres lugt og smagsvirkning dog forudsat, at Mimosaceae-ekstrakten ikke herved mister sin terapeutiske og profylaktiske virkning, eller 4) have en vilkårlig kombination af ovennævnte egenskaber eller virkninger.By an odor and taste masking agent is meant any non-harmful substance capable of sufficient concentration to mask the unpleasant and repulsive odor and / or taste of the Mimosaceae extract to the animals that the animals will voluntarily eat enough of the additive or a feed / beverage in which the additive is mixed to allow the animals to ingest a therapeutic and / or prophylactic amount of the Mimosaceae extract. The odor and / or taste masking agent can exert its masking effect in various ways. For example, it may: 1) have in itself such an appealing and appealing odor and / or taste that overpowers or blends with the smell and / or taste of the Mimosaceae extract, so that the latter is neither perceived nor works 2) exert a blocking effect on the receptors in the olfactory and / or taste cells of the animals' nose and mouth that register the Mimosaceae extract as odorous and / or taste unpleasant, 3) bind physically / chemically to the substances or molecular groups of substances in the Mimosaceae extract which cause the odor and / or taste to be repulsive to the animals, thereby blocking their odor and taste effect, provided that the Mimosaceae extract does not thereby lose its therapeutic and prophylactic effect, or 4) any combination of the above properties or effects.

3030

Eksempler på lugt- og/eller smagsmaskerende stoffer, der udøver deres maskeringsvirkning på en eller flere af ovennævnte måder er anført i krav 6 og 7. Særligt foretrukket er 8 DK 172775 B1 i den forbindelse et additiv, der indeholder 5-80 vægt% flavanoidholdig Mimosaceae-ekstrakt og 95 - 20 vægt% kiksmel, fortrinsvis 10-50 vægt% ekstrakt og 90 - 50 vægt% kiksmel, mere fortrinsvis 15-30 vægt% ekstrakt og 85 - 70 vægt% kiksmel, især ca. 20 vægt% ekstrakt og ca. 80 vægt% kiksmel, baseret på den totale vægt af additivet.Examples of odor and / or taste masking agents which exert their masking effect in one or more of the above-mentioned ways are set forth in claims 6 and 7. Particularly preferred is an additive containing 5-80% by weight of flavanoid containing. Mimosaceae extract and 95-20% by weight of biscuit flour, preferably 10-50% by weight of extract and 90-50% by weight of biscuit flour, more preferably 15-30% by weight of extract and 85-70% by weight of biscuit flour, in particular approx. 20% by weight of extract and approx. 80% by weight of cookie flour, based on the total weight of the additive.

55

Den eventuelle inkorporering af et eller flere bærestoffer for det lugt- og/eller smagsmaskerende stof i foderadditivet ifølge opfindelsen vil afhænge af hvilket specifikt stof, der benyttes, og formålet med dets inkorporering vil tilsvarende være betinget heraf. For visse meget stærkt lugtende og/eller smagende maskeringsstoffer vil det være nødven-10 digt med et bærestof for simpelthen at opnå en tilstrækkelig fortynding af førstnævnte til at kunne opnå en passende dosering og homogen opblanding med Mimosaceae-ekstrakten. For andre maskeringsstoffer vil det være nødvendigt med et bærestof for at kunne fastholde maskeringsstoffet intakt i additivblandingen, f.eks. til at modvirke stoffets fordampning, udskillelse, nedbrydning eller anden skadelig omdannelse under addi-15 rivets opbevaring i kortere eller navnlig længere tidsrum. I andre tilfælde igen kan b-ærestoffets funktion være at tilvejebringe en tilstrækkelig tæt sammenbinding af maske-ringsstoffet med Mimosaceae-ekstraktens ildelugtende eller -smagende stoffer til, at den ønskede maskeringsvirkning vil blive opnået.The possible incorporation of one or more carriers for the odor and / or taste masking substance into the feed additive according to the invention will depend on the specific substance used and the purpose of its incorporation will accordingly be contingent upon it. For some very strongly smelling and / or tasting masking agents, a carrier will be necessary to simply obtain a sufficient dilution of the former to be able to obtain a suitable dosage and homogeneous mixing with the Mimosaceae extract. For other masking agents, a carrier will be required to be able to retain the masking substance intact in the additive mixture, e.g. to counteract the evaporation, excretion, degradation, or other harmful conversion of the substance during storage of the additive for a shorter or especially longer period. In other cases, again, the function of the b-honour may be to provide a sufficiently close association of the masking substance with the smelling or tasting substances of the Mimosaceae extract to achieve the desired masking effect.

20 Som bærestof kan anvendes et hvilket som helst ikke-sundhedsskadeligt stof, der er i stand til at tilvejebringe ovenstående virkninger, og som ikke har nogen skadelig virkning på Mimosaceae-ekstraktens terapeutiske og profylaktiske effekt samtidig med, at det naturligvis ikke i sig selv må have nogen lugt og/eller smag, som vil virke frastødende på dyrene. Bærestoffet kan være af organisk eller uorganisk, fordøjelig eller ufor-25 døjelig natur. Som eksempler på bærestoffer kan nævnes carbohydrater, såsom stivel-sespartikler, cellulosefibre og mono-, di- og oligosaccharider, proteinstoffer, f.eks. sojaprotein, fedtstoffer og olier, samt salte, såsom calciumphosphat og natriumchlorid, såvel som blandinger af sådanne stoffer. - Som eksempel på stoffer, der almindeligvis ikke kan benyttes som bærestof, kan nævnes jernholdige forbindelser og stoffer af forskellig 30 art, eftersom jernet i disse forbindelser eller stoffer i mange tilfælde vil blokere virkningen af Mimosaceae-ekstraktens terapeutiske og profylaktiske virkninger.Any carrier which is capable of providing the above effects and which has no detrimental effect on the therapeutic and prophylactic effect of the Mimosaceae extract can be used as a carrier, while of course it should not in itself have any odor and / or taste that will repel the animals. The carrier can be of organic or inorganic, digestible or indigestible nature. Examples of carriers include carbohydrates such as starch particles, cellulose fibers and mono-, di- and oligosaccharides, protein substances, e.g. soy protein, fats and oils, as well as salts such as calcium phosphate and sodium chloride, as well as mixtures of such substances. - Examples of substances which are not commonly used as carriers may be mentioned ferrous compounds and substances of various kinds, since the iron in these compounds or substances will in many cases block the effect of the therapeutic and prophylactic effects of Mimosaceae extract.

9 DK 172775 B19 DK 172775 B1

At additivet foreligger i pulverform vil sige, at additivets stolpartiklers største diameter ikke overstiger ca. 0,2 mm. At additivet foreligger i mikrogntnulaform vil sige, at hovedmængden, f.eks. mindst 80 vægt%, fortrinsvis mindst 90 vægt%, mere fortrinsvis mindst 95 vægt% og mest fortrinsvis mindst 98 vægt%, af partiklerne har en største 5 diameter, som ligger i området 0,2 - 2,0 mm.That the additive is in powder form means that the largest diameter of the additive chair particles does not exceed approx. 0.2 mm. The fact that the additive is in micronutrient form means that the main amount, e.g. at least 80% by weight, preferably at least 90% by weight, more preferably at least 95% by weight, and most preferably at least 98% by weight, of the particles having a maximum diameter which is in the range of 0.2 to 2.0 mm.

Hvad angår selve den flavanoidholdige ekstrakt, udvindes denne som nævnt af en plante tilhørende familien Mimosaceae. Disse planter er træ- eller buskagtige vækster, som bl.a. gror i Det Sydlige Afrika, hvor de dyrkes forskellige steder i plantager, der høstes, 10 når planternes bark anses for moden til udvinding af de flavanoidholdige forbindelser heri. Det vil for de træagtige væksters vedkommende sige, når planterne almindeligvis er mindst ca. 9-10 år gamle. Høsten finder almindeligvis sted i planternes vækstperiode, dvs. i september-marts måned, hvor barken har et fugtighedsindhold på ca. 50 %. Planterne afbarkes, og barken transporteres, eventuelt efter en forudgående tørring til bark-15 stave, til udvindingsanlæg i landet eller udlandet, hvor den snittes i spåner, der underkastes en autoklav-ekstraktionsproces med vand ved superatmosfærisk tryk og en temperatur på over 100° C eller en ekstraktion ved perkolation med vand med lavere temperatur efter sprængning af barkens parenkymceller ved autoklavering. Efter koncentrering af ekstraktvæsken sprøjtetøTres denne i en modstrømssprøjtetøTrer til frembringelse af et 20 rødligt-, gulligt- eller grønligt-brunt pulver med et fugtighedsindhold på ca. 6 %.As for the flavanoid-containing extract itself, it is extracted as mentioned by a plant belonging to the family Mimosaceae. These plants are tree or shrub-like growths, which grows in southern Africa, where they are grown in various places in plantations that are harvested, 10 when the bark of the plants is considered ripe for the extraction of the flavanoid-containing compounds therein. That is, in the case of woody growths, when the plants are usually at least approx. 9-10 years old. The harvest usually takes place during the growing season of the plants, ie. in September-March, when the bark has a moisture content of approx. 50%. The plants are barked and the bark is transported, possibly after prior drying to bark sticks, to extraction plants in the country or abroad where it is cut into shavings subjected to an autoclave extraction process with water at superatmospheric pressure and a temperature above 100 ° C. or an extraction by percolation with lower temperature water after rupture of the bark parenchyma cells by autoclaving. After concentrating the extract liquid, it is spray-dried in a countercurrent spray-drier to produce a reddish, yellowish or greenish-brown powder having a moisture content of approx. 6%.

Pulveret, der består af hule, sfæriske partikler, har en rumvægt på fia 370 til 500 kg/m3, fortrinsvis 370 til 430 kg/m3, er lettere hygroskopisk og er opløseligt i f.eks. vand og alkohol. En 13 % opløsning af pulveret i vand har et pH på 4,6, et mindre pufferområde 25 mellem Ph 2,8 og 5,8 samt et større pufferområde ved Ph 9,5. Vandige og alkoholiske opløsninger er stabile ved længere tids opbevaring i mørke, men udsættelse for sollys vil fremkalde rødfarvning. Pulveret er ved tør og mørk opbevaring ved stuetemperatur stabilt i mindst 3 år. Ved udsættelse for sollys vil der ske en rødfarvning af overfladelaget, og ved opvarmning vil der indtræde begyndende forkulning ved over ca. 230°C. Indhol-30 det af polyhydroxyflavanoider i pulveret vil afhænge af den specielle Mimosaceae-sort. hvoraf ekstraktpulveret er vundet, men vil almindeligvis ligge på 65-75 vægt%, navnlig 10 DK 172775 B1 67-72 vægt%, især ca. 70 vægt%. Der kan ved opblanding af to produktioner ske egalisering i 67-72 % området.The powder, which consists of hollow spherical particles, has a basis weight of from 370 to 500 kg / m3, preferably 370 to 430 kg / m3, is more easily hygroscopic and is soluble in e.g. water and alcohol. A 13% solution of the powder in water has a pH of 4.6, a smaller buffer range 25 between Ph 2.8 and 5.8, and a larger buffer range at Ph 9.5. Aqueous and alcoholic solutions are stable for prolonged storage in the dark, but exposure to sunlight will cause redness. The powder is stable at dry and dark at room temperature for at least 3 years. Exposure to sunlight will result in red staining of the surface layer, and upon heating, initial charring will occur at over approx. 230 ° C. The content of polyhydroxy flavanoids in the powder will depend on the particular Mimosaceae variety. of which the extract powder is obtained, but will generally be in the range of 65-75% by weight, in particular about 67-72% by weight, in particular approx. 70% by weight. By mixing two productions, equalization can take place in the 67-72% range.

En alkoholisk (99,8 % ethanol) ekstrakt af pulveret vil i en 0,25 % (vægt/volumen) op-5 løsning ved tilsætning af 0,25 ml 1 % FeCI3-opløsning til 10 ml ekstraktopløsning give en klar blå opløsning uden bundfald. Tilstedeværelse af garvesyre vil give et blåt bundfald efter centrifugering og bør ikke forekomme.An alcoholic (99.8% ethanol) extract of the powder in a 0.25% (w / v) solution by adding 0.25 ml of 1% FeCl 3 solution to 10 ml of extract solution will give a clear blue solution without precipitate. Presence of tannic acid will give a blue precipitate after centrifugation and should not occur.

Tyndtlagskromatografi på silicagelplader af den alkoholiske (99,8 % ethanol) ekstrakt af 10 pulveret vil udviklet med butanol/eddikesyre/vand (dest.) i blandingsforholdet 4:1:5 giveThin layer chromatography on silica gel plates of the alcoholic (99.8% ethanol) extract of the powder will be developed with butanol / acetic acid / water (dist.) In the 4: 1: 5 mixture ratio to give

Rrværdier, der afhænger af den specielle Mimosaceae-sort. hvoraf ekstraktpulveret er vundet, og eventuelt også af ekstraktionsbetingelseme. Ekstraktpulver fra Acacia me-amsii De Willd. der gror som træer i Sydafrika, og som er vundet ved autoklavekstraktion med vand ved ca. 110° C i ca. 6 timer, har således en Rf på ca. 0,70, medens eks-15 traktpulver fra Herba Acacia Catechu Willd. sort Heleati. Am., der gror som buske eller urter i Sydvestafrika (Namibia), og som er vundet ved vandperkolation i 48 timer efter autoklavsprængning af parenkymcelleme, har en Rf på ca. 0,35. Disse værdier skal ses i relation til, at garvesyre under de samme betingelser har en Rf på 0,9.Pipe values that depend on the particular Mimosaceae variety. from which the extract powder is obtained, and possibly also from the extraction conditions. Extract powder from Acacia me-amsii De Willd. which grows like trees in South Africa, and is obtained by autoclave extraction with water at ca. 110 ° C for approx. 6 hours, thus has an Rf of approx. 0.70, while ex-15 funnel powder from Herba Acacia Catechu Willd. black Heleati. Am., Which grows like shrubs or herbs in Southwest Africa (Namibia), and which is obtained by water percolation for 48 hours after autoclave bursting of the parenchymal cells, has an Rf of approx. 0.35. These values must be seen in relation to tannic acid having an Rf of 0.9 under the same conditions.

20 Andre fysiske og kemiske karakteristika for Mimosaceae-ekstraktpulvere kan findes i specialliteraturen.Other physical and chemical characteristics of Mimosaceae extract powders can be found in the specialty literature.

Som nævnt udgøres 65-75 vægt% af Mimosaceae-ekstraktpulveret af polyhydroxyflava-noider, medens resten udgøres af en kompleks blanding af carbohydrater, gummier, suk-25 kerstoffer, aminosyrer og andre mindre bestanddele, heraf en ringe mængde uopløseligt stof. Den del, der udgøres af polyhydroxyflavanoideme, består af kondenserede flavano-ider og deres monomere forstadier. Polyhydroxyflavanoideme udgøres således af en kompleks blanding af et antal forskellige enkeltkomponenter, hvis grundenhed er det typiske carbon-15-flavanoidskelet, og deres molekylvægt varier fra ca. 300 for de mo-30 nomere forstadier til ca. 3000 for de største polymerer med en gennemsnitlig molekylvægt på ca. 1200-1300. Det gennemsnitlige Mimosaceae-flavanoidmolekvle består følgelig af 4-5 monomere flavanoidmolekyler. De er bundet til hinanden med carbon- DK 172775 B1 π carbonbindinger. Flavanoidforstadieme udgøres typisk af flavan-3,4-dioIer (leucoanthocyanidiner) og flavan-3-oler (catechiner), se omstående skema 1 og 2.As mentioned, 65-75% by weight of the Mimosaceae extract powder is made up of polyhydroxy flavonoids, while the remainder is a complex mixture of carbohydrates, gums, sugars, amino acids and other minor constituents, of which a small amount of insoluble matter. The part constituted by the polyhydroxy flavanoids consists of condensed flavanoids and their monomeric precursors. Thus, the polyhydroxy flavanoids comprise a complex mixture of a number of different single components, the basic unit of which is the typical carbon-15 flavanoid skeleton, and their molecular weight varies from ca. 300 for the 30 nominal precursors to ca. 3000 for the largest polymers with an average molecular weight of approx. 1200-1300. Accordingly, the average Mimosaceae flavanoid molecule consists of 4-5 monomeric flavanoid molecules. They are bonded to each other with carbon-DK 172775 B1 π carbon bonds. The flavanoid precursors are typically constituted by flavan-3,4-diols (leucoanthocyanidines) and flavan-3-ols (catechins), see Schemes 1 and 2 below.

Ved sønderdeling af flavanoidmolekyleme sprænges typisk den heterocycliske C-ring 5 under frembringelse af resorcinol, phloroglucinol og protocatechinsyre, gallussyre henholdsvis i mindre mængder resorcinol, phloroglucinol og catechol, pyrogallol, se omstående skema 3 og 4.When decomposing the flavanoid molecules, the heterocyclic C-ring 5 is typically disrupted to produce resorcinol, phloroglucinol and protocatechinic acid, gallic acid and smaller amounts of resorcinol, phloroglucinol and catechol, pyrogallol, respectively, see Schemes 3 and 4.

De polymere flavanoidmolekyler udgøres overvejende af flavan-3,4-dioler kondenseret Γ0 med flavan-3-oler. Di- og triflavanoidemes strukturer er vist i omstående skema 5 og 6.The polymeric flavanoid molecules are predominantly constituted by flavan-3,4-diols condensed Γ0 with flavan-3-ols. The structures of the di- and triflavanoides are shown in Figures 5 and 6.

Polyflavanoideme har stærk affinitet for collagen, hvilket danner grundlag for deres anvendelse i de traditionelle vegetabilske garvningsmetoder. Flavanoidforbindelsemes sande affinitet for proteinholdigt materiale bliver først tydelig fra og med triflavanoidni-15 veauet, som det kan påvises ved, at triflavanoideme udfælder gelatine fra en opløsning under kontrollerede betingelser. YderFigere oplysninger om Mimosaceae-flavanoidemes kemiske sammensætning og stereostrukturer samt om Mimosaceae-ekstraktemes indhold af ikke-flavanoidforbindelser vil kunne findes i specialliteraturen.The polyflavanoids have a strong affinity for collagen, which forms the basis for their use in the traditional vegetable tanning methods. The true affinity of the flavanoid compounds for proteinaceous material first becomes clear from the level of the triflavanoid level, as can be demonstrated by the triflavanoids precipitating gelatin from a solution under controlled conditions. Further information on the chemical composition and stereo structures of the Mimosaceae flavanoids and on the content of non-flavanoid compounds of the Mimosaceae extracts can be found in the special literature.

20 Mimosaceae-ekstrakteme har i sig selv ingen direkte baktericid eller mikrobiocid virkning, dvs. de har ingen direkte dræbende virkning på bakterier og andre mikroorganismer. Ekstrakternes virkning på mikroorganismefloraen (bakterier og andre mikroorganismer) i mave-tarmkanalen hos dyr og mennesker antages at fremkomme ved en udfældning og sammenbinding af proteiner fra tarmepitelets yderste overflade og i tar-25 mindholdet samt på mikroorganismernes overflader. Herved bindes og indpakkes bakterier og andre mikroorganismer og især deres toksiner så at sige i et protein-flavanoidhylster eller -netværk, hvorved deres skadelige indvirkning på tarmvæggen forhindres eller nedsættes væsentligt, og deres antal i tarmen formindskes kraftigt ved tarmens peristaltiske udstødning af det ufordøjelige protein-fiavanoidhylster eller -30 kompleks. Da mikroorganismerne ikke direkte dræbes, frigøres deres toksiner heller ikke i stort omfang, således som det sker ved anvendelsen af store doser traditionelle antibiotika, der kan føre til toksin-chok og det behandlede individs eventuelle død. Endvidere 12 DK 172775 B1 fremkommer der ved flavanoidbehandlingen ikke resistente bakteriestammer, da bekæmpelsen er baseret på en generel fysisk-kemisk indfangning og binding af mikroorganismerne, som derpå udskilles med fæces, i stedet for på et specifikt kemisk/bi-okemisk indgreb i organismernes livs- og/eller formeringsprocesser, som overlevende 5 organismer vil kunne udvikle modforanstaltninger over for og dermed generation for generation blive mere og mere modstandsdygtige over for det pågældende antibiotikums virkemåde.The Mimosaceae extracts themselves have no direct bactericidal or microbiocidal effect, i.e. they have no direct killing effect on bacteria and other microorganisms. The effect of the extracts on the microorganism flora (bacteria and other microorganisms) in the gastrointestinal tract of animals and humans is believed to be due to the precipitation and binding of proteins from the outermost surface of the intestinal epithelium and into the gut contents and on the surfaces of the microorganisms. Hereby, bacteria and other microorganisms, and in particular their toxins, are bound and wrapped, so to speak, in a protein flavanoid envelope or network, thereby preventing or significantly reducing their deleterious effect on the intestinal wall and greatly reducing their number in the intestine by the intestinal peristaltic ejection of the indigestible protein. -favanoid casing or -30 complex. Also, since the microorganisms are not directly killed, their toxins are not released to a large extent, as is the case with the use of large doses of traditional antibiotics that can lead to toxin shock and the eventual death of the treated individual. Furthermore, in the flavanoid treatment, non-resistant bacterial strains emerge during the flavanoid treatment, as the control is based on a general physico-chemical entrapment and binding of the microorganisms which are then excreted with faeces, rather than on a specific chemical / biochemical intervention in the life of the organisms. - and / or reproductive processes, in which survivors of 5 organisms will be able to develop countermeasures to, and thus generation by generation, become increasingly resistant to the antibiotic's mode of action.

Efter enkeltdosisindgift af Mimosaceae-ekstrakten vil der i nogle tilfælde dog stadig 10 kunne være et så stort antal bakterier/mikroorganismer tilbage i mave-tarmkanalen, at de hurtigt vil kunne opformeres og derved fortsætte eller genopstarte en diarrétilstand hos det behandlede individ. Mimosaceae-ekstrakten bør derfor almindeligvis indgives mindst to gange dagligt i 2-4 dage og eventuelt længere for at opnå optimale resultater.However, after single-dose administration of the Mimosaceae extract, in some cases, there may still be such a large number of bacteria / microorganisms remaining in the gastrointestinal tract that they can be rapidly propagated, thereby continuing or restarting a diarrhea state in the treated individual. Therefore, the mimosaceae extract should generally be administered at least twice daily for 2-4 days and possibly longer to obtain optimal results.

15 De virksomme bestanddele i Mimosaceae-ekstrakten er ikke direkte fordøjelige, og hverken disse eller nedbrydningsprodukter heraf har kunnet påvises i blodet eller mælken hos individer, der oralt er blevet indgivet ekstrakten. Oral indgift af ekstrakten i et individ resulterer derfor alene i en lokal virkning i mave-tarmkanalen, hvorfor systemiske bivirkninger næppe eksisterer og da heller ikke er blevet rapporteret. Der vil endvi-20 dere ikke være behov for "tilbageholdelsestider" for kød eller mælk fra dyr, der er blevet behandlet med Mimosaceae-ekstrakt.The active ingredients of the Mimosaceae extract are not directly digestible, and neither these nor their degradation products have been detectable in the blood or milk of individuals who have been orally administered the extract. Therefore, oral administration of the extract in an individual results in a local effect only in the gastrointestinal tract, which is why systemic side effects are unlikely to exist and have not been reported. Also, there will be no need for "retention times" for meat or milk from animals treated with Mimosaceae extract.

Idet Mimosaceae-ekstrakten alene har virkning i mave-tarmkanalen ved rent fysisk at decimere mængden af mikroorganismer [såsom: A) anaerobe gramnegative stave 25 (bacteroides), kokker (pepto-streptokokker og peptokokker), clostridier og mælkesyre-bakterier; B) aerobe (ca. 1 % af total) enterobakteriacea, streptokok-arter og bacillus-arter; og C) diverse svampe o.l.], modvirkes den tendens til overvækst af én eller få arter, som ofte ses efter brug af antibiotika.As the Mimosaceae extract alone has effect in the gastrointestinal tract by physically decimating the amount of microorganisms [such as: A) anaerobic gram-negative rods (bacteroides), cooks (pepto-streptococci and peptococci), clostridia and lactic acid bacteria; B) aerobic (about 1% of total) enterobacteriaceae, streptococcus species and bacillus species; and C) miscellaneous fungi and the like, counteract the tendency to overgrowth of one or a few species, often seen after the use of antibiotics.

30 Ud over et dyrefoderadditiv, der omfatter den ovenfor beskrevne flavanoidholdige Mimosaceae-ekstrakt angår opfindelsen også et dyrefoder eller drik, som er ejendommelig ved, at det/den omfatter et/en til det pågældende dyr beregnet foder henholdsvis drik og 13 DK 172775 B1 et heri iblandet additiv ifølge opfindelsen, fortrinsvis i sådanne vægtforhold, at det/den færdigblandede foder henholdsvis drik omfatter 0,05 - 10 vægt% af den flavanoid-holdige ekstrakt, mere fortrinsvis 0,1-5 vægt%, mest fortrinsvis 0,5 - 2 vægt%, især ca.In addition to an animal feed additive comprising the above-described flavanoid-containing Mimosaceae extract, the invention also relates to an animal feed or beverage which is characterized in that it comprises a feed intended for that animal or beverage and beverage. containing additives according to the invention, preferably in such weight ratios that the pre-mixed feed / beverage, respectively, comprises 0.05-10% by weight of the flavanoid-containing extract, more preferably 0.1-5% by weight, most preferably 0.5 - 2% by weight, especially approx.

1 vægt%, beregnet på grundlag af vægten af den samlede foder- eller drikkeblanding.1% by weight, based on the weight of the total feed or drink mix.

55

Additivet ifølge opfindelsen kan benyttes til behandling og/eller forebyggelse af diarré eller anden mave-tarmkanalforstyrrelse eller -lidelse hos et dyr, fremme af væksten af et dyr og/eller forøgelse af foderudnyttelsen i et dyr, hvilken fremgangsmåde er ejendommelig ved, at dyret gives et foder eller en drik ifølge opfindelsen.The additive of the invention may be used to treat and / or prevent diarrhea or other gastrointestinal disorder or disorder in an animal, to promote the growth of an animal and / or to increase feed utilization in an animal, the process of which is provided by the animal. a feed or beverage according to the invention.

1010

Additivet ifølge opfindelsen kan benyttes til bekæmpelse af Salmonella typhimurium DT 104 i mave-tarmkanalen hos dyr, idet dyret gives et additiv, et foder eller en drik ifølge opfindelsen.The additive according to the invention can be used to control Salmonella typhimurium DT 104 in the gastrointestinal tract of animals, the animal being given an additive, a feed or a beverage according to the invention.

15 Endelig angår opfindelsen en fremgangsmåde til fremstilling af et foder eller en drik til bekæmpelse af Salmonella typhimurium DT 104 i mave-tarmkanalen hos dyr, hvilken fremgangsmåde er ejendommelig ved, at et/en til de pågældende dyr beregnet foder eller drik iblandes et additiv ifølge et af kravene 1 - 8, fortrinsvis i de i krav 9 angivne vægtblandingsforhold.Finally, the invention relates to a process for the preparation of a feed or beverage for controlling Salmonella typhimurium DT 104 in the gastrointestinal tract of animals, the method being characterized in that a feed or beverage intended for the animals in question is added to an additive according to the invention. one of claims 1-8, preferably in the weight mixing ratio of claim 9.

2020

Som ved behandling med den rene Mimosaceae-ekstrakt gælder der ved behandling med dyrefoderadditivet eller det/den additivholdige foder/drik, at efter enkeltdosisindgift af foderadditivet eller det additivholdige foder ifølge opfindelsen vil der i en del tilfælde stadig kunne være et så stort antal bakterier/mikroorganismer tilbage i mave-25 tarmkanalen, at de hurtigt vil kunne opformeres og derved fortsætte eller genopstarte en diarrétilstand hos det behandlede individ. Foderadditivet eller det additivholdige foder ifølge opfindelsen bør derfor almindeligvis indgives mindst to gange dagligt i 2-4 dage og eventuelt længere for at opnå optimale resultater. Den store fordel ved anvendelsen af foderadditivet og/eller foderet/drikken ifølge opfindelsen er imidlertid den, at medens 30 den rene Mimosaceae-ekstrakt må indgives dyrene ved tvangsfodring, vil dyrene frivilligt og med stor lyst og iver indtage additivet og/eller foderet/drikken ifølge opfindelsen, 14 DK 172775 B1 og derved opnås den fordelagtige terapeutiske og profylaktiske virkning uden anvendelse af en tidkrævende og kostbar arbejdskraftindsats.As with the pure Mimosaceae extract, when treated with the animal feed additive or feed / beverage / drink, after single dose administration of the feed additive or feed additive according to the invention, in such cases, a large number of bacteria / microorganisms left in the gastrointestinal tract that they will be able to rapidly propagate, thereby continuing or restarting a diarrhea state in the treated individual. Therefore, the feed additive or feed containing feed according to the invention should generally be administered at least twice daily for 2-4 days and possibly longer to obtain optimal results. However, the great advantage of using the feed additive and / or feed / drink of the invention is that while the pure Mimosaceae extract must be administered to the animals by forced feeding, the animals will voluntarily and with great desire and eagerness take the additive and / or feed / drink. according to the invention, thereby obtaining the beneficial therapeutic and prophylactic effect without the use of time-consuming and costly labor effort.

Ved fodring af dyr med additivet, foderet eller drikken ifølge opfindelsen vil det således 5 være muligt at forebygge eller bekæmpe en hvilken som helst diarrétilstand eller anden mave-tarmforstyrrelse hos dyrene samt bekæmpe eller forebygge tilstedeværelsen af hvilken som helst uønsket bakterie eller anden mikroorganisme i dyrenes mave-tarmkanal, herunder f.eks. bakterier tilhørende familierne E.Coli. Salmonella (f.eks.Thus, by feeding animals with the additive, feed or beverage of the invention, it will be possible to prevent or control any diarrheal or other gastrointestinal disorder in the animals and to combat or prevent the presence of any unwanted bacteria or other microorganism in the animals. gastrointestinal tract, including e.g. bacteria belonging to the E.Coli families. Salmonella (e.g.

S.choleraesuis og S.tvphimuriumk Clostridium (f.eks. Cl.perfrangensl Camphvlobacter.S.choleraesuis and S.tvimimuriumk Clostridium (e.g.

10 Sernulina (f.eks. S.hvodvsenteria og S.pilosicoli) og Lawsonia (f.eks. L.intracellularis'l.10 Sernulina (e.g., S. hemodvsenteria and S.pilosicoli) and Lawsonia (e.g., L. intracellularis).

Opfindelsen skal yderligere belyses nærmere i form af efterfølgende udførelseseksempel og afprøvningsresultater.The invention will be further elucidated in the form of subsequent exemplary embodiments and test results.

15 EksempelExample

Der blev fremstillet et dyrefoderadditiv ifølge opfindelsen med følgende sammensætning: 20 Bestanddel mængde vægt% kgAn animal feed additive according to the invention having the following composition was prepared: 20 Component amount by weight% kg

Biscuitsmeal (kiksmel) 400,00 80,00 25 Diarex®-pulver, kone. 100,00 20,00 1 alt 500,00 100,00 30Biscuit flour (biscuit flour) 400.00 80.00 25 Diarex® powder, wife. 100.00 20.00 1 Total 500.00 100.00 30

Diarex®-pulver, kone. er et Mimosaceae-ekstraktpulver indeholdende ca. 1 %o anti-klumpningsmiddel.Diarex® powder, wife. is a Mimosaceae extract powder containing ca. 1% o anti-caking agent.

15 DK 172775 B115 DK 172775 B1

Biscuitsmeal, der fremstilles og sælges af Internationale Handelmaatschappij Robi bv,Biscuitsmeal manufactured and sold by Internationale Handelmaatschappij Robi bv,

Holland, er specielt beregnet til unge dyr og består af en blanding af 70 vægt% formalede biscuit- og konditorivare-biprodukter og 30 vægt% brodmel. Produktet, der er frit-strømmende, er letfordøjeligt, velsmagende og har en behagelig vaniljesukkeragtig lugt.The Netherlands is specially designed for young animals and consists of a mixture of 70% by weight of ground biscuit and pastry products and 30% by weight bread flour. The product, which is free-flowing, is easily digestible, tasty and has a pleasant vanilla-sugar-like smell.

55

Biscuitsmeal angives at have følgende sammensætning og foderegenskaber:Biscuitsmeal is stated to have the following composition and feeding properties:

Bestanddel Analyseret Garanteret indhold, % indhold, % 10 ____Ingredient Analyzed Guaranteed content,% content,% 10 ____

Fugtighed 10,6 max 11 Råprotein 9,3 min 9 Råfibre 0,8 max 1,5Humidity 10.6 max 11 Crude protein 9.3 min 9 Crude fiber 0.8 max 1.5

Aske 2,2 max 3 15 Sukker + glucose min 18Ash 2.2 max 3 15 Sugar + glucose min 18

Stivelse (forkogt) 38Starch (pre-cooked) 38

Stivelse, total 40 Råfedt min 7Starch, total 40 Crude fat min 7

Carbohydrater 70,0 67,5 20 Calcium 0,5Carbohydrates 70.0 67.5 Calcium 0.5

Chlor (som NaCl) 1,2Chlorine (as NaCl) 1.2

Foderværdifeed Safety

Foderenheder pr. 100 kg: 132,8 25 EFOS grise: 96,9Feeding units per 100 kg: 132.8 25 EFOS pigs: 96.9

Aminosyreramino acids

Lysin: 2,2 g/kgLysine: 2.2 g / kg

Methionin + cystin: 3,7 g/kg 30Methionine + cystine: 3.7 g / kg 30

Granulometri 98 % max 2 mmGranulometry 98% max 2 mm

Tungmetaller: fraværende I6 DK 172775 B1Heavy metals: absent I6 DK 172775 B1

Mikrobiologisk kvalitetMicrobiological quality

Entero-bakterier pr. gram < 1000Entero bacteria per grams <1000

Salmonella pr. 25 gram fraværende 5Salmonella pr. 25 grams absent 5

Biscuitsmeal og Diarex®-pulver, der begge forelå i pulverform, blev tørblandet ved grundig omblanding i en Nautablander (kegle-tvangsblander) i 15 minutter og forelå derefter som et støvfrit (svagt fugtigt/sammenhængende, men ellers i det væsentlige fritstrømmende) pulver/minigranulat, som var klar til iblanding i et dyrefoder eller en 10 dyredrik.Biscuitsmeal and Diarex® powder, both available in powder form, were dry mixed by thorough mixing in a Nauti mixer (cone-mixer) for 15 minutes and then available as a dust-free (slightly moist / cohesive, but otherwise essentially free-flowing) powder. minigranulate, which was ready for incorporation into an animal feed or animal drink.

Ud fra det fremstillede foderadditiv blev der fremstillet et tørfoder til fravænnings-smågrise (alder 4-5 uger) med følgende sammensætning: 15 Bestanddele tørstof vægt% mængde % kgFrom the prepared feed additive, a dry feed for weaning piglets (age 4-5 weeks) of the following composition was prepared: 15 Ingredients dry matter weight% quantity% kg

Hvede (formalet) 86,0 51,50 257,50 20 Biscuitsmeal (kiksmel) 89,4 10,00 50,00Wheat (ground) 86.0 51.50 257.50 20 Biscuitsmeal (biscuit flour) 89.4 10.00 50.00

Fiskemel, askefattigt 94,0 10,00 50,00Fishmeal, ash low 94.0 10.00 50.00

Sojaprotein, kone. HP 300 92,0 5,00 25,00Soy protein, wife. HP 300 92.0 5.00 25.00

Flex Combimilk STD. 97,0 10,00 50,00Flex Combimilk STD. 97.0 10.00 50.00

Fedt, an. svin, 92/10 99,5 3,50 17,50 25 Foderadditiv iflg. opf. 90,5 5,00 25,00Fat, an. pigs, 92/10 99.5 3.50 17.50 25 Feed additive according to. opf. 90.5 5.00 25.00

Flex Norm-Mix 2201 96,7 5,00 25,00 I alt 100,00 500,00 30 I tabellen betegner:Flex Norm-Mix 2201 96.7 5.00 25.00 Total 100.00 500.00 30 In the table denotes:

Flex Combimælk STD: Skummetmækspulver tilsat vegetabilsk fedt Fedt, an. svin, 92/10: Svinefedt fra slagteriaffald 17 DK 172775 B1Flex Combi milk STD: Skimmed milk powder with vegetable fat Fat, an. pigs, 92/10: Pig fat from slaughterhouse waste 17 DK 172775 B1

Foderadditiv iflg. opf.: Ovenanførte foderadditivblandingFeed additive according to Note: The above feed additive mixture

Flex Norm-Mix 2201: Forblanding af Carbadox (vækstfremmer), mineraler, vitami ner og essentielle aminosyrer, der fremstilles og sælges af FLEX-FODER, Randersvej 14, Fausing, DK-8961 Allingåbro.Flex Norm-Mix 2201: Pre-mix of Carbadox (growth promoter), minerals, vitamins and essential amino acids produced and sold by FLEX-FOOD, Randersvej 14, Fausing, DK-8961 Allingåbro.

55

Ingredienserne, der alle (bortset fra svinefedtet, som opvarmet til 50-60° C blev tilsat flydende) forelå i pulverform, blev tørblandet ved grundig omblanding i en snegletvangsblander i 20 minutter. Det færdigblandede foder forelå som et fritstrømmende, i det væsentlige støvfrit pulver eller mikrogranulat, som var klar til brug i et automatiseret 10 fodringsanlæg.The ingredients, all of which (except the pork fat, which was heated to 50-60 ° C were added liquid) in powder form, were dry mixed by thorough mixing in a snail mixer for 20 minutes. The pre-mixed feed was available as a free-flowing, essentially dust-free powder or microgranule ready for use in an automated 10 feeding plant.

Afprøvning og afprøvningsresultaterTesting and test results

Til et afprøvningsforsøg med fravænnede smågrise blev der fremstillet et basistørfoder 15 med følgende sammensætning:For a test experiment with weaned piglets, a basic dry feed 15 of the following composition was prepared:

Bestanddele tørstof vægt% mængde % kg 20 _Ingredients dry matter weight% amount% kg 20

Hvede (formalet) 87,0 72,00 720,00Wheat (ground) 87.0 72.00 720.00

Sojaskrå (oast(Bra)44 %) 87,0 10,00 100,00Soybean (Cheese (Good) 44%) 87.0 10.00 100.00

Fiskemel, askefattigt 94,0 10,00 100,00Fishmeal, ash low 94.0 10.00 100.00

Fedt, an. svin, 92/10 99,5 4,00 40,00 25 Flex Premix 2292 96,3 4,00 40,00Fat, an. pigs, 92/10 99.5 4.00 40.00 25 Flex Premix 2292 96.3 4.00 40.00

Ialt 100,00 1000,00 30 og et tørfoder ifølge opfindelsen med følgende sammensætning: 18 DK 172775 B1Total 100.00 1000.00 30 and a dry feed according to the invention having the following composition: 18 DK 172775 B1

Bestanddele tørstof vægt% mængde % kg 5 _Ingredients dry matter weight% amount% kg 5

Hvede (formalet) 87,0 69,50 695,00Wheat (ground) 87.0 69.50 695.00

Sojaskrå (oast(Bra)44%) 87,0 10,00 100,00Soybean (Cheese (Good) 44%) 87.0 10.00 100.00

Fiskemel, askefattigt 94,0 10,00 100,00Fishmeal, ash low 94.0 10.00 100.00

Fedt, an. svin, 92/10 99,5 4,00 40,00 10 Foderadditiv iflg. opf. 90,5 2,50 25,00Fat, an. pigs, 92/10 99.5 4.00 40.00 10 Feed additive according to. opf. 90.5 2.50 25.00

Flex Premix 2292 96,3 4,00 40,00Flex Premix 2292 96.3 4.00 40.00

Ialt 100,00 1000,00 15Total 100.00 1000.00 15

Flex Premix 2292 er en forblanding af Carbadox (vækstfremmer), mineraler, vitaminer og essentielle aminosyrer, der fremstilles og sælges af FLEX-FODER (supra).Flex Premix 2292 is a premix of Carbadox (growth promoter), minerals, vitamins and essential amino acids produced and sold by FLEX-FOOD (supra).

Tørfoderet, der indeholdt 2,50 vsgt% af foderadditivet ifølge opfindelsen, indeholdt 0,50 vægt% ren 20 Mimosacea-ekstrakt.The dry feed containing 2.50% by weight of the feed additive of the invention contained 0.50% by weight of pure 20 Mimosacea extract.

Begge foderblandinger blev fremstillet ved tørblanding af ingredienserne, der alle (bortset fra svinefedtet, som opvarmet til 50-60° C blev tilsat flydende) forelå i pulverform, ved grundig omblanding i en snegle-tvangsblander i 20 minutter. De færtfigblan-25 dede fodersammensætninger forelå som fritstrømmende, i det væsentlige støvfrie pulvere eller mikrogranulater, som var klar til brug i et automatiseret fodringsanlæg.Both feed mixtures were prepared by dry mixing the ingredients, all of which (except the pork fat, which was heated to 50-60 ° C was added liquid) in powder form, by thorough mixing in a snail-forced mixer for 20 minutes. The fermented blend feed compositions were available as free flowing, essentially dust-free powders or microgranules ready for use in an automated feeding facility.

I alt 69 pattegrise med en gennemsnitlig vægt på 6,3 kg blev på samme dag fjernet fra deres mødrene ophav og blev fordelt i 6 stier med 35 grise i 3 kontrolhold og 34 grise i 3 30 forsøgshold.A total of 69 piglets with an average weight of 6.3 kg were removed on the same day from their mothers origin and were distributed in 6 paths with 35 pigs in 3 control teams and 34 pigs in 3 30 experimental teams.

Alle 69 grise blev de første 13 dage efter fravænningen fodret med "Cranstart 150" (startfoder, der som vækstfremmer indeholder "Olaquindox" og anvendes i 10-14 dage til smågrise med en vægt på 5,5-6,0 kg, og som leveres af Aller Mølle, Christiansfeld, 19 DK 172775 B1 DK), idet der de sidste to dage af denne periode skete en langsom overgang til det ovenfor angivne basistørfoder uden indhold af foderadditivet ifølge opfindelsen.All 69 pigs were fed the "Cranstart 150" for the first 13 days after weaning (starter feed containing "Olaquindox" as growth promoter and used for 10-14 days for weaners weighing 5.5-6.0 kg and which is supplied by Aller Mølle, Christiansfeld, 19 DK 172775 B1 DK), during the last two days of this period a slow transition to the above-mentioned basic dry food without content of the feed additive according to the invention occurred.

Herefter blev grisene i forsøgsholdene i 15 dage fodret med tørfoderblandingen, der in-5 deholdt foderadditivet ifølge opfindelsen, medens grisene i kontrolholdene fortsatte med basistørfoderet uden indhold af dette additiv.Thereafter, the pigs in the test teams were fed for 15 days with the dry feed mixture containing the feed additive of the invention, while the pigs in the control teams continued with the base dry feed without containing this additive.

Forsøget afsluttedes med fodring af begge hold i 5 dage med basistørfoderet uden indhold af additivet ifølge opfindelsen.The experiment was terminated by feeding both teams for 5 days with the basic dry feed without the content of the additive according to the invention.

10 I hele forsøgsperioden fra fravænning til observationsperiodens afslutning havde alle grisene fri adgang til rent drikkevand i drikkekopper døgnet rundt, og i samme periode blev de (på nær de sidste 5 dage, i hvilke både kontroldhold og forsøgshold blev fodret med basistørfoderet) tilbudt drikkevand iblandet 4 96o mælkesyre. - Såfremt en gris ud-15 viklede diarré, blev den behandlet med 1 ml Potrox® pr. dag i to dage i træk, uanset om den tilhørte kontrolholdet eller forsøgsholdet. Behandlede grise forblev i forsøget.10 Throughout the experimental period from weaning to the end of the observation period, all pigs had free access to clean drinking water in drinking cups around the clock, and during the same period (except for the last 5 days during which both control teams and experimental teams were fed the basic feed) drinking water was mixed. 4 96o lactic acid. - If a pig developed diarrhea, it was treated with 1 ml of Potrox® per day. day for two consecutive days, whether it belonged to the control team or the trial team. Treated pigs remained in the trial.

(Potrox® er et sulfo-trimethoprim-kombinationspræparat). - Alle grisene blev vejet inden forsøgets start og igen efter forsøgets afslutning.(Potrox® is a sulfo-trimethoprim combination preparation). - All the pigs were weighed before the start of the test and again after the end of the test.

20 Forsøgsresultater20 Experimental Results

De opnåede forsøgsresultater fremgår af omstående tabelopstilling, hvoraf det ses, at der fra forsøgsholdet udgik én gris i løbet af observationsperioden. Den døde i den afsluttende 5-dages periode, i hvilken både kontrolholdets og forsøgsholdets grise fik basistørfoder uden indhold af foderadditivet ifølge opfindelsen. Dødsårsagen menes at have været 25 toksin-chok som følge af diarré.The obtained test results are shown in the following table, which shows that one pig died from the test team during the observation period. It died during the final 5-day period during which both the control team and the test team pigs received basic dry fodder without the feed additive content of the invention. The cause of death is believed to have been 25 toxin shocks due to diarrhea.

Herudover ses det: 1) at forsøgsholdels grise krævede langt færre diarrébehandlinger end kontrolhol-30 dets grise -12 versus 42 (De fleste af diarrétilfældene hos forsøgsholdet forekom i øvrigt hos grise i de to stier, der lå tættest ved kontrolholdenes stier), 20 DK 172775 B1 2) at forsøgsholdets grise gennemsnitligt havde en bedre appetit end kontrolholdets grise og i gennemsnit åd 0,77 Fes (foderenheder) pr. dag pr. gris versus 0,59 Fes pr. dag pr. gris, 5 3) at forsøgsholdets grise gennemsnitligt havde en bedre daglig tilvækst end kon trolholdets grise - 379 gram pr. gris pr. dag versus 267 gram pr. gris pr. dag, og 4) at forsøgsholdets grise gennemsnitligt havde en bedre foderudnyttelse end kontrolholdets grise - 2,08 Fes pr. kg tilvækst versus 2,28 Fes pr. kg tilvækst.In addition, it is seen: 1) that the test team pigs required far fewer diarrhea treatments than the control pigs -12 versus 42 (Most of the diarrhea cases in the test team occurred in pigs in the two paths that were closest to the control teams' paths), 20 DK 172775 B1 2) that the pigs of the test team had on average a better appetite than the pigs of the control team and averaged 0.77 Fes (feed units) per day. day per pigs versus 0.59 Fes. day per 3) that the test team's pigs had on average a better daily growth than the control team's pigs - 379 grams per day. pig per per day versus 267 grams per day. pig per and 4) that the pigs of the test team had on average better feed utilization than the pigs of the control team - 2.08 Fes. kg added vs. 2.28 Fes. kg added.

1010

Alt i alt viser forsøget således, at ved fodring med et foder indeholdende et additiv ifølge opfindelsen opnås der meget betydelige fordele, både med hensyn til forebyggelse af diarréer hos fravænnede smågrise og med hensyn til fremme af appetit, vækst og foderudnyttelse. Ganske vist forekom der diarrétilfælde blandt de grise, der blev fodret med 15 foder indeholdende additivet ifølge opfindelsen, men antallet af diarrétilfælde var langt færre end hos kontrolgrisene, og det antages, at antallet af diarrétilfælde ville kunne yderligere reduceres eller helt elimineres ved dels at undgå, at grise fodret med foder indeholdende additivet ifølge opfindelsen går i stier, der ligger i nærheden af stier med grise, som fodres med ikke-additivholdigt foder, og som derfor udvikler smitsomme 20 diarréer, og dels ved at øge indholdet af additiv ifølge opfindelsen, således at foderet i alt indeholder f.eks. ca. 1 vægt% ren Mimosaceae-ekstraktpulver.All in all, the experiment shows that by feeding a feed containing an additive according to the invention, very significant benefits are obtained, both in preventing diarrhea in weaned piglets and in promoting appetite, growth and feed utilization. Although diarrhea cases occurred among the pigs fed 15 feeds containing the additive of the invention, the number of diarrhea cases was far fewer than in the control pigs and it is believed that the number of diarrhea cases could be further reduced or completely eliminated by partly avoiding that pigs fed feed containing the additive of the invention walk in paths adjacent to paths of pigs fed non-additive feed and therefore develop infectious 20 diarrhea, and partly by increasing the content of additive according to the invention, so that the feed contains a total of e.g. ca. 1 wt% pure Mimosaceae extract powder.

Afslutningsvis skal det bemærkes, at grunden til at forsøget blev igangsat med grise 13 dage efter deres ftavænning er, at i den pågældende svinebedrift indtræder fravænnings-25 krisen med farlige diarréer erfaringsmæssigt ca. 13 dage efter ffavænningsdagen. I andre bedrifter vil fravænningskrisen kunne optræde tidligere, f.eks. 4-7 dage efter ftavænning, men også herimellem eller endog senere.Finally, it should be noted that the reason why the experiment was started with pigs 13 days after their weaning is that, in the pig farm in question, the weaning-25 crisis with dangerous diarrhea is experienced, approx. 13 days after the ffabning day. In other holdings, the weaning crisis may occur earlier, e.g. 4-7 days after weaning, but also occasionally or even later.

DK 172775 B1DK 172775 B1

2I2I

Opnåede forsøgsresultater ved fodring af smågrise med basistørfoder uden (kontrol) henholdsvis med indhold af foderadditiv iflg. opf. (forsøg) gennemsnitlig vagt pr gris vad fravsnning: 6,3 kg gennemsnitlig mangde foder pr gris pr dag Inden foraegssiert 0,1 »kg gennemsnitlig mangde energi pr gris pr deg Inden forsøgsalart: 0,23 FEs kontrol kontrol kontrol kontrol torsag forsøg forsøg forteo hold m ___________ 1 2 3 alle 4 $ β elleExperimental results obtained by feeding piglets with basic dry feed without (control) or containing feed additive respectively. opf. (trial) average weight per pig per harvest: 6.3 kg average amount of feed per pig per day Before an increased 0.1 »kg average amount of energy per pig per day Before experimental species: 0.23 FEs control control control control Thursday trial trial forteo hold m ___________ 1 2 3 all 4 $ β or

Fravannine__7-i an I | ' P~~T 1 fFravannine__7-i and I | 'P ~~ T 1 f

Antal grlaa pr hold ved foreeaaatart ___H_t2 (2__35 ' Tf ~ fg " Tf J« gannaminltltg vagt pr qrts ved ?or»eqiatart o.o e.f 7.1 a.o fc]o eTf gj 5^ FEaprdagprprie --r~--—Number of grays per team at foreeaaatart ___H_t2 (2__35 'Tf ~ fg "Tf J« gannaminltltg guard per qrts at? Or »eqiatart o.o e.f 7.1 a.o fc] o eTf gj 5 ^ FEaprdagprprie --r ~ --—

Forsøfrgatart;___124ϊ2__0.1» " ’ "θ,1β ____ _____*14*2___ 0ΛΪ 0.38 _______22-ian_____0,56 “ 0.77 __ Sj'Jan____0,56 o,58 -:---—-154*2 -------0*36 0.66 —------- . 25-Jen ______0,33 ------Qjj -m«---lir---sis# ___ 27-Jan_____0,36 077 -_§*i*2------0^:--—-—tn - ------ &--------077 _______3yJ*f>__._____ 0.56 ' ' ‘ ~ λ 77 _114*2-___ 0.56 ~- Oj7 _________Wjtob__ 0*36 ~~—----Ktv ~ . 02-fat>____ ~~ό!64------r?6 ______Mbife__5&-----si?Test Street; ___ 124ϊ2__0.1 »" "" θ, 1β ____ _____ * 14 * 2 ___ 0ΛΪ 0.38 _______ 22-ian _____ 0.56 "0.77 __ Sj'Jan ____ 0.56 o, 58 -: ---—- 154 * 2 ---- --- 0 * 36 0.66 —-------. 25-Jen ______ 0.33 ------ Qjj -m «--- lir --- sis # ___ 27-Jan _____ 0.36 077 -_§ * i * 2 ------ 0 ^: - —-— tn - ------ & -------- 077 _______ 3yJ * f> __._____ 0.56 '' '~ λ 77 _114 * 2 -___ 0.56 ~ - Oj7 _________Wjtob__ 0 * 36 ~~ —---- Ktv ~. 02-fat> ____ ~~ ό! 64 ------ r? 6 ______ Mbife__5 & ----- si?

Forsøg slut _____04-feb__0.0e----— —--ifef ___- ' . —. ghteo____ "— ---ΐ"ο5 -------& _ ...Mg* ______ j!g·----få • — -- . —°9~ ----3R___0,60 gennemsnitlig antal Fas pr grla pr dag “ " ---------- I oertoda med Were* HtdoUna (20/1 · 4/2) α &a ...Attempt End _____ 04-Feb__0.0e ----— —-- ifef ___- '. -. ghteo____ "- --- ΐ" ο5 ------- & _ ... Mg * ______ j! g · ---- get • - -. - ° 9 ~ ---- 3R ___ 0.60 average number of Fas per grla per day “" ---------- In oertoda with Were * HtdoUna (20/1 · 4/2) α & a ...

_ ____________' —— J-. -----_--, —Sil? gennamanKHg anUki?ee pr gris pr dag ~ “—-—---,------- i hal« periodtn (20/t · e/g) ______ . ______ 0 ^_ ____________ '—— J-. -----_--, —Sil? gennamanKHg anUki? ee per pig per day ~ “———---, ------- in the hall« periodtn (20 / t · e / g) ______. ______ 0 ^

Antal grise wdjorsjgesM _ if 12 12 "as---rv -rr-κ gennemenhllg vagt pr gris veg forsegssl* . 14,s nj ~Ίϊβ ~ g^^glejiiytøk^g) UP? Zjg Zjll H|g ^ —TST —379Number of pigs wdjorsjgesM _ if 12 12 "as --- rv -rr-κ average guard per pig road seal * 14, s nj ~ Ίϊβ ~ g ^^ glejiiytøk ^ g) UP? Zjg Zjll H | g ^ —TST - 379

Fee pr ko tiivakat ^ ~ ' 7« "----— - -------——>£*=2,_____ 2.06Fee per ko tiivakat ^ ~ '7 «" ----— - -------——> £ * = 2, _____ 2.06

Antal dlemabahéndllnaar ~ ------------- gvrloe behanrfllnaer J · T1 ^ -__- _ 22 DK 172775 B1Number of dlemab dealers ~ ------------- gvrloe behlfllnaer J · T1 ^ -__- _ 22 DK 172775 B1

Skema 1Scheme 1

Typiske monomere Mimosaceae-ekstraktflavanoider er vist nedenfor, hvor der er benyttet standard-stereokemisk afbildning. Pilehoveder angiver grupper, der befinder sig over papirets plan, og stiplede linier angiver grupper, der befinder sig under papirets plan.Typical monomeric Mimosaceae extract flavanoids are shown below using standard stereochemical imaging. Arrowheads indicate groups that are above the plane of the paper, and dashed lines indicate groups that are below the plane of the paper.

Flavan-3, 4 diolerFlavan-3, 4 diols

Oh ' ifV" (fbr . -½ IS 4> ' . ! 4h 0h (+l-Leucofisetinidin W-Leucorobinetinidin ’Oh 'ifV' (fbr-½ IS 4> '. 4h 0h (+ l-Leucofisetinidin W-Leucorobinetinidin'

FlavanolglycosiderFlavanolglycosider

OHOH

T Π HO OT Π HO O

ftO O ·ftO O ·

Quercetrin MyricitrinQuercetrin Myricitrin

Flavanoner o (i)-ButinFlavanones o (i) -Butin

Chalconer o« jQf o- jdr o ’ °Chalconer o «jQf o- jdr o '°

Butein flobteinButein flobtein

Skema 2 23 DK 172775 B1Scheme 2 23 DK 172775 B1

Flavan-3-oler "OCX0" -txjfc (-)-Fisetinidol (-)-RobinetinidolFlavan-3-oler "OCX0" -txjfc (-) - Fisetinidol (-) - Robinetinidol

'9Cx0·' "ooA'9Cx0 ·' "ooA

Oh Oh * (♦l-Catechin (♦l-GatlocatechinOh Oh * (♦ l-Catechin (♦ l-Gatlocatechin

DihydroflavanolerDihydroflavanoler

Ow W01' ~οχχα: ' o (+)-Fu$tin {♦J-DihydrorobinetinOw W01 '~ οχχα:' o (+) - Fu $ tin {♦ J-Dihydrorobinetin

Flavonoler fV" A,-Flavonols fV "A, -

"OCX0" -ffA"OCX0" -ffA

0 Oh0 Oh

OISLAND

Fl**l!n RobineiinFl ** l! N Robineiin

Skema 3 24 DK 172775 B1Scheme 3 24 DK 172775 B1

Hovedfragmentationsprodukter 5 spaltning'Main fragmentation products 5 cleavage '

/,' _ o« _.oM/, '_ o «_.oM

-* HOOC—— °h iomi Protocatechinsyre- * HOOC—— ° h iomi Protocatechinic Acid

(OHt / IOM) \_/OH(OHt / IOM) \ _ / OH

~-Q-~ -0- w~ -Q- ~ -0- w

OMABOUT

Resorcinol Phloroglucinol 15Resorcinol Phloroglucinol 15

Skema 4 20Scheme 4 20

Mindre fragmentationsprodukter spaltningSmaller fragmentation products cleavage

A .Oh _/®HA .Oh _ / ®H

H ^ C^°" V, ΊΟΗ) N— CatecholH ^ C ^ ° "V, ΊΟΗ) N— Catechol

(OHI iomi \__/°H(OHI iomi \ __ / ° H

"N. sprængning af /(7))-oh S molekyle Ί0Γ ΊφΓ ^"N. blast of / (7)) - oh S molecule Ί0Γ ΊφΓ ^

OMABOUT

Resorcinol Phloroglucinol 25 DK 172775 B1Resorcinol Phloroglucinol DK 172775 B1

Skema 5Scheme 5

Biflavanoider og triflavanoider fra friske barkprøver fra Mimosaceae er påvist at have nedenstående strukturopbygning.Biflavanoids and triflavanoids from fresh bark samples from Mimosaceae have been shown to have the following structure.

BiflavonoiderBiflavonoider

Å- . , ji,COh-. , ji, C

.mi..mi.

OH 0HOH OH

A. Rene trans-stereoforiner r, ,r2 H: (—)-fiselinidol-(+)-catechin R, ;.-OH, Rj *H: (—)-robinetinidol-( +)-caiechin R,-R3-OH: (—) -robinetinidol - (+) -gallocatechin B. 2,3-trans-3,4-cis:2',3'-trans-stereoformerA. Pure trans-stereophorins r,, r2 H: (-) - fiselinidol - (+) - catechin R, -. OH, R OH: (-) -robinetinidol - (+) -gallocatechin B. 2,3-trans-3,4-cis: 2 ', 3'-trans stereoforms

Rr Ra H: (—)-fiseiinidol*(+)-catechinRr Ra H: (-) - physisinidol * (+) - catechin

Skema 6 20Scheme 6 20

Triflavonoider c· Γ |-^-5>γΌΗ om i j; h ·i HOv^S. N^A‘0h B r Jøuj.Triflavonoids c · Γ | - ^ - 5> γΌΗ om i j; h · i HOv ^ S. N ^ A'0h B r Jøuj.

\.·· N/'oh i- k\. ·· N / 'oh i- k

QHQH

« C. Rene trans-stereoformer R OH: |4.8" :4\6” )·( )-robinetinidol-{ )-robinetinidol-( i )-gallocatechin R H |4.8” :4 .é")·( )-robinetinidol-( -)-roninetinidol-( ! )-catechinPure trans stereoforms R OH: | 4.8 ": 4 \ 6") · () -robinetinidol- () -robinetinidol- (i) -gallocatechin RH - (-) - roninetinidol (!) catechin

Fem isomere triflavonoider blev isoleretFive isomeric triflavonoids were isolated

Claims (9)

1. Dyrefoderadditiv, som omfatter en flavanoidholdig ekstrakt udvundet fra en plante tilhørende familien Mimosaceae. kendetegnet ved, at det yderligere omfatter et 5 lugt- og/eller smagsmaskerende stof eller en blanding af sådanne stoffer, som maskerer flavanoidekstraktens lugt og/eller smag, samt eventuelt et eller flere bærestoffer for det lugt- og/eller smagsmaskerende stof eller blandingen heraf.1. Animal feed additive comprising a flavanoid-containing extract derived from a plant belonging to the family Mimosaceae. characterized in that it further comprises an odor and / or taste masking substance or a mixture of such substances which mask the odor and / or taste of the flavanoid extract, and optionally one or more carriers for the odor and / or taste masking substance or mixture thereof. . 2. Additiv ifølge krav 1,kendetegnet ved, at det foreligger i pulver- eller mikro-10 granulaform eller en blanding af disse former.Additive according to claim 1, characterized in that it is in powder or micro-granule form or a mixture of these forms. 3. Additiv ifølge krav 1 eller 2, kendetegnet ved, at den flavanoidholdige ekstrakt er udvundet fra planten Herba Acacia Catechu Willd. fortrinsvis sorten Heleatii. Am. eller Acacia meamsii De Willd (Black Wattle). 15Additive according to claim 1 or 2, characterized in that the flavanoid-containing extract is obtained from the plant Herba Acacia Catechu Willd. preferably the variety Heleatii. Am. or Acacia meamsii De Willd (Black Wattle). 15 4. Additiv ifølge et hvilket som helst af kravene 1-3, kendetegnet ved, at indholdet af polyhydroxy-flavaner i den knastøne flavanoidholdige Mimosaceae-ekstrakt udgør 65-75 vægt% af den totale ekstraktmasse, fortrinsvis 67-72 vægt%, især ca. 70 vægt%. 20Additive according to any one of claims 1-3, characterized in that the content of polyhydroxy-flavans in the crustacean flavanoid-containing Mimosaceae extract constitutes 65-75 wt.% Of the total extract mass, preferably 67-72 wt. . 70% by weight. 20 5. Additiv ifølge et hvilket som helst af kravene 1 -4, kendetegnet ved, at det indeholder 1 - 99 vægt% flavanoidholdig Mimosaceae-ekstrakt. fortrinsvis 5 - 80 vægt%, mere fortrinsvis 10-50 vægt%, mest fortrinsvis 15-30 vægt%, især ca. 20 vægt%, baseret på den totale vægt af additivet, medens resten udgøres af lugt- og/eller smagsma- 25 skerende stof, bærestof herfor samt eventuel fyldstof og andre tilsætninger.An additive according to any one of claims 1 to 4, characterized in that it contains from 1 to 99% by weight of flavanoid containing Mimosaceae extract. preferably 5 - 80% by weight, more preferably 10-50% by weight, most preferably 15-30% by weight, in particular approx. 20% by weight, based on the total weight of the additive, while the remainder is an odor and / or flavoring substance, carrier therefor, and any filler and other additives. 6. Additiv ifølge et hvilket som helst af kravene I -5, kendetegnet ved, at det lugt-og/eller smagsmaskerende stof er udvalgt blandt vanilje, vaniljesukker, vallepulver, æbleciderpulver og æbleeddikepulver eller blandinger heraf. 30 DK 172775 B1Additive according to any one of claims I-5, characterized in that the odor and / or taste masking substance is selected from vanilla, vanilla sugar, whey powder, apple cider powder and apple vinegar powder or mixtures thereof. 30 DK 172775 B1 7. Additiv ifølge et hvilket som helst af kravene 1 -5, kendetegnet ved, at det lugt-og/eller smagsmaskerende stof er tilvejebragt i additivet i form af vaniljeholdigt kiksmel (biscuitsmeal).Additive according to any of claims 1-5, characterized in that the odor and / or taste masking substance is provided in the additive in the form of vanilla-containing biscuit flour. 8. Dyrefoder eller -drik, kendetegnet ved, at det/den omfatter et/en til det pågæl dende dyr beregnet foder henholdsvis drik og et heri iblandet additiv ifølge et hvilket som helst af kravene 1 - 7, fortrinsvis i sådanne vægtforhold, at det/den færdigblandede foder henholdsvis drik omfatter 0,05 -10 vægt% af den flavanoidholdige ekstrakt, mere fortrinsvis 0,1-5 vægt%, mest fortrinsvis 0,5 - 2 vægt%, især ca. 1 vægt%, beregnet på 10 grundlag af vægten af den samlede foder- eller drikkeblanding.Animal feed or beverage, characterized in that it comprises one or more feed intended for the animal concerned and a beverage and an additive incorporated therein according to any one of claims 1 to 7, preferably in such weight ratios that it The pre-mixed feed or beverage, respectively, comprises 0.05 -10% by weight of the flavanoid-containing extract, more preferably 0.1-5% by weight, most preferably 0.5-2% by weight, in particular approx. 1% by weight, calculated on the basis of the weight of the total feed or drink mixture. 9. Fremgangsmåde til fremstilling af et foder eller en drik til bekæmpelse af Salmonella typhimurium DT 104 i et dyr, kendetegnet ved, at et/en til det pågældende dyr beregnet foder eller drik iblandes et additiv ifølge et af kravene 1-7, fortrinsvis i de i 15 krav 8 angivne vægtblandingsforhold.Process for the preparation of a feed or beverage for controlling Salmonella typhimurium DT 104 in an animal, characterized in that a feed or drink intended for said animal is added to an additive according to one of claims 1-7, preferably in the weight mixing ratio specified in claim 8.
DK199800335A 1998-03-12 1998-03-12 Animal feed additives containing a flavanoid-containing mimosa extract and animal feed containing the same and method t DK172775B1 (en)

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PCT/DK1999/000120 WO1999045795A1 (en) 1998-03-12 1999-03-10 Additive for animal feed containing flavanoids from a mimosa-extract and animal feed containing the same and a process for producing the animal feed
AU27134/99A AU2713499A (en) 1998-03-12 1999-03-10 Additive for animal feed containing flavanoids from a mimosa-extract and animal feed containing the same and process for producing the animal feed

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