CN117551567B - Metaplasia preparation for regulating endocrine and maintaining vagina and ovary as well as preparation method and application thereof - Google Patents
Metaplasia preparation for regulating endocrine and maintaining vagina and ovary as well as preparation method and application thereof Download PDFInfo
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Classifications
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
- C12N1/205—Bacterial isolates
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
- A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
- A23L33/135—Bacteria or derivatives thereof, e.g. probiotics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/66—Microorganisms or materials therefrom
- A61K35/74—Bacteria
- A61K35/741—Probiotics
- A61K35/744—Lactic acid bacteria, e.g. enterococci, pediococci, lactococci, streptococci or leuconostocs
- A61K35/747—Lactobacilli, e.g. L. acidophilus or L. brevis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P15/00—Drugs for genital or sexual disorders; Contraceptives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P15/00—Drugs for genital or sexual disorders; Contraceptives
- A61P15/02—Drugs for genital or sexual disorders; Contraceptives for disorders of the vagina
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P5/00—Drugs for disorders of the endocrine system
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12R—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C - C12Q, RELATING TO MICROORGANISMS
- C12R2001/00—Microorganisms ; Processes using microorganisms
- C12R2001/01—Bacteria or Actinomycetales ; using bacteria or Actinomycetales
- C12R2001/225—Lactobacillus
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Biotechnology (AREA)
- Animal Behavior & Ethology (AREA)
- Microbiology (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Public Health (AREA)
- Pharmacology & Pharmacy (AREA)
- Veterinary Medicine (AREA)
- Endocrinology (AREA)
- Mycology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biomedical Technology (AREA)
- Virology (AREA)
- Tropical Medicine & Parasitology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- Reproductive Health (AREA)
- Gynecology & Obstetrics (AREA)
- Epidemiology (AREA)
- Molecular Biology (AREA)
- Diabetes (AREA)
- Nutrition Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Abstract
The invention belongs to the technical field of microbial preparations, and particularly relates to a metaplasia product for regulating endocrine and maintaining vagina and ovary, and a preparation method and application thereof. The invention screens and obtains a lactobacillus paracasei (Lactobacillus paracasei) Nice-05, and based on the strain and combined with a multi-strain probiotic balanced fermentation product, a metazoan preparation product is finally successfully developed, and experiments prove that the metazoan preparation product can better adapt to intestinal environments so as to more effectively play a role of probiotics, and in particular, the metazoan preparation can effectively regulate endocrine and maintain vagina ovaries, so that the metazoan preparation has good practical application value.
Description
Technical Field
The invention belongs to the technical field of microbial preparations, and particularly relates to a metaplasia product for regulating endocrine and maintaining vagina and ovary, and a preparation method and application thereof.
Background
The disclosure of this background section is only intended to increase the understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information forms the prior art already known to those of ordinary skill in the art.
For women, when the number of the vaginal microorganisms is large, the vagina is dry and the itching feeling is serious, the women can be greatly uncomfortable in daily life, and the women are damaged in physical and mental health. The diseases of the reproductive system such as colpitis, cervical erosion, breast diseases and the like can influence the health of female genitals, even lead to the problems of infertility and the like. The unhealthy ovaries also cause a series of problems with endocrine dyscrasia, which can cause abnormal functions of the body's organs such as metabolism, differentiation, growth and development.
Reproductive health has been defined as the core science of human life and is listed in the world health organization "compendium of action", and women have a more intimate relationship between their genitals and other organs within the body due to their special physiology, and are susceptible to external factors such as contamination and infection, so that women are particularly required to pay attention to the health of their genitals. Female genital health plays a vital role in the physical, reproductive, psychological and endocrine health of females. In order to maintain the health of female genitals, women should pay attention to personal hygiene, and regularly perform gynecological examination to maintain a pleasant and balanced nutrition level. In addition, for some genital diseases, such as endometritis, breast abnormality, cervical diseases and the like, the early detection and treatment are helpful for keeping female genitalia healthy and well preventing the female genitalia from causing unnecessary influence.
The pharmaceutical preparations for female reproductive health treatment in the market at present mainly comprise oral agents, injections, gel agents, vaginal rings and the like. The vaginal gel and the vaginal ring are inconvenient to use for a long time because of the privacy medication, and can cause side effects such as vaginal dryness and the like. Most women are often photophobized to the mouth for reproductive health problems, and fear goes to inquiry by themselves, so the trouble of gradually improving the reproductive health problems through oral administration of a regulator is a better solution. In combination with the analysis, the advantage of the oral administration of the traditional Chinese medicine composition for promoting the primordial qi to maintain the genitalia is obviously greater than that of other treatment methods.
Disclosure of Invention
Based on the defects of the prior art, the invention provides a metagen product for regulating endocrine and maintaining vagina and ovary, and a preparation method and application thereof, and animal and human body experiments prove that the metagen preparation prepared by the invention has the effects of regulating endocrine and maintaining vagina and ovary, thereby effectively solving the problems of poor treatment effect, poor patient compliance and the like of the existing treatment method. Based on the above results, the present invention has been completed.
In order to achieve the technical purpose, the invention relates to the following technical scheme:
In one aspect of the invention, lactobacillus paracasei (Lactobacillus paracasei) Nice-05 is provided and is preserved in China center for type culture collection (address: university of Wuhan mountain and Wuhan of Wuhan, hubei province), with a preservation date of 2023 and 30 months and a biological preservation number of CCTCC NO: m20231154.
In a second aspect of the invention, a metagen preparation is provided, which comprises at least inactivated Lactobacillus paracasei Nice-05 and its fermentation metabolites.
In a third aspect of the present invention, there is provided a method for preparing the metapreparation, the method specifically comprising:
S1, strain activation: streaking the Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CCTCC 22213 and Lactobacillus casei CICC 23184 into an activation culture medium to obtain pure strain;
s2, preparing primary seed liquid: respectively picking single colonies of Lactobacillus paracasei Lactobacillus PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 prepared in the step S1, placing the single colonies in a first culture solution at 28-30 ℃ for static culture for 12-14 hours to obtain a first-stage seed solution;
s3, preparing a secondary seed solution: inoculating the Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 into the second culture solution according to the ratio of the number of the thalli of 1:1:1, and standing at 28-35deg.C (preferably 30deg.C) for 12-14 hours to obtain the secondary seed solution.
S4, primary fermentation of the compound bacteria: inoculating the above compound bacteria into a fermenter containing sterilized culture solution according to an inoculum size of 2-5% (preferably 3%) at 28deg.C, 40-50r/min (preferably 40 r/min), and culturing for 3-4 hr;
S5, a multi-strain equilibrium fermentation stage I: after 3-4 hours, the stirring rotation speed is increased to 60-80r/min (preferably 70 r/min), the fermentation temperature is increased to 30 ℃, the tank pressure is kept at 0.08MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 2-3 hours;
s6, a multi-strain balanced fermentation stage II: after 5-7 hours, stirring speed and temperature are kept unchanged, tank pressure is increased to 0.1MPa, pH is regulated to 6.5 by ammonia water, and fermentation is carried out for 4-5 hours;
S7, multi-strain balanced fermentation stage III: after 9-12 hours, the fermentation temperature is increased to 35 ℃, the stirring rotation speed is reduced to 40r/min, the tank pressure is kept at 0.15MPa, the pH is kept natural, and the fermentation is carried out for 2 hours;
s8, a multi-strain balanced fermentation stage IV: after 11-14 hours, the stirring speed is unchanged, the temperature is increased to 45 ℃, glycerol with a volume of 0.1-0.2% (preferably 0.1%) of the fermentation broth is added into the fermentation tank, and the temperature is increased to 85 ℃ and maintained for 30min.
In a fourth aspect of the invention, the application of the metazoan preparation in preparing products for regulating endocrine and maintaining vagina and ovary is provided.
The product for regulating endocrine and maintaining vagina and ovary can be food or medicine.
The beneficial technical effects of one or more of the technical schemes are as follows:
The intestinal microorganisms of human bodies are various in variety, and the intestinal microorganisms maintain the stability of the internal environment of the human bodies through the synergistic effect of the intestinal microorganisms and play a very important role in digestion, absorption, immunity, metabolism and the like. The greater the number of strains involved in probiotics and their metabolites, the more advantageous the efficacy will be against the complexity of the intestinal microbial composition. The multi-strain balanced fermentation is a technology for fermenting by utilizing the combined action of a plurality of beneficial bacteria, and a plurality of different microorganisms participate in the fermentation, so that different metabolic pathways and enzyme systems of different strains can be utilized to generate different types and amounts of metabolites, thereby playing various functions and having more comprehensive effects. Meanwhile, the interaction among different strains can promote the generation and release of each metabolite and play a synergistic effect. The multi-strain probiotic balanced fermentation product can better adapt to the intestinal environment, so that the probiotic effect can be effectively exerted, and the multi-strain probiotic balanced fermentation product has good practical application value.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention.
FIG. 1 shows serum testosterone levels in rats in an efficacy validation experiment of the present invention;
FIG. 2 shows serum luteinizing hormone levels in rats in the efficacy verification experiments of the present invention;
FIG. 3 shows the serum follicle stimulating hormone levels of rats in the efficacy validation experiment of the present invention;
FIG. 4 shows the ratio of serum luteinizing hormone to follicle-stimulating hormone of rats in the experiment for verifying the effect of the present invention;
FIG. 5 is a statistical chart showing improvement of the private protection before and after taking in the effect verification experiment of the invention.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In one embodiment of the invention, a lactobacillus paracasei (Lactobacillus paracasei) Nice-05 is provided and preserved in China center for type culture collection (address: university of Wuchang mountain and Lopa nationality in Wuhan, hubei province), with a preservation date of 2023, 30 days, and a biological preservation number of CCTCC NO: m20231154.
In yet another embodiment of the present invention, there is provided a metagen preparation comprising at least inactivated lactobacillus paracasei Nice-05 and its fermentation metabolites;
Further, the metagen preparation comprises inactivated lactobacillus paracasei Nice-05, inactivated lactobacillus plantarum cctccc 22213 and inactivated lactobacillus casei cic 23184 and fermentation metabolites thereof.
Accordingly, in still another embodiment of the present invention, there is provided a method for preparing the above-mentioned metapreparation, the method specifically comprising:
S1, strain activation: streaking the Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CCTCC 22213 and Lactobacillus casei CICC 23184 into an activation culture medium to obtain pure strain;
wherein the composition of the activation medium is as follows: 0.2% of yeast peptone, 0.5% of beef extract, 0.2% of yeast extract powder, 0.1% of sodium acetate, 0.1% of potassium dihydrogen phosphate and 0.15-0.2% of agar powder, and regulating the pH value to 6.5.
S2, preparing primary seed liquid: respectively picking single colonies of Lactobacillus paracasei Lactobacillus PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 prepared in the step S1, placing the single colonies in a first culture solution at 28-30 ℃ for static culture for 12-14 hours to obtain a first-stage seed solution;
The first culture solution comprises the following components: yeast peptone 0.2%, beef extract 0.5%, yeast extract 0.2%, sodium acetate 0.2%, potassium dihydrogen phosphate 0.2%, and pH adjusted to 6.5.
S3, preparing a secondary seed solution: inoculating the Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 into the second culture solution according to the ratio of the number of the thalli of 1:1:1, and standing at 28-35deg.C (preferably 30deg.C) for 12-14 hours to obtain the secondary seed solution.
The composition of the second culture solution is as follows: 2% of yeast peptone, 0.5% of beef extract, 0.5% of yeast extract powder, 3% of fructo-oligosaccharide, 1% of yeast powder, 0.2% of tween-80, 2% of yam starch, 0.2% of sodium acetate, 0.2% of potassium dihydrogen phosphate and pH 6.5.
S4, primary fermentation of the compound bacteria: inoculating the above compound bacteria into a fermenter containing sterilized culture solution according to an inoculum size of 2-5% (preferably 3%) at 28deg.C, 40-50r/min (preferably 40 r/min), and culturing for 3-4 hr;
The composition of the culture solution is as follows: 2% of yeast peptone, 0.5% of beef extract, 0.5% of yeast extract powder, 3% of fructo-oligosaccharide, 1% of yeast powder, 0.2% of tween-80, 2% of yam starch, 0.2% of sodium acetate, 0.2% of monopotassium phosphate, 3% of isomaltooligosaccharide, 5% of fructooligosaccharide, 3% of water-soluble starch, 0.5% of tyrosine, 0.2% of polyether defoamer and 6.5 of pH.
S5, a multi-strain equilibrium fermentation stage I: after 3-4 hours, the stirring rotation speed is increased to 60-80r/min (preferably 70 r/min), the fermentation temperature is increased to 30 ℃, the tank pressure is kept at 0.08MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 2-3 hours;
s6, a multi-strain balanced fermentation stage II: after 5-7 hours, stirring speed and temperature are kept unchanged, tank pressure is increased to 0.1MPa, pH is regulated to 6.5 by ammonia water, and fermentation is carried out for 4-5 hours;
S7, multi-strain balanced fermentation stage III: after 9-12 hours, the fermentation temperature is increased to 35 ℃, the stirring rotation speed is reduced to 40r/min, the tank pressure is kept at 0.15MPa, the pH is kept natural, and the fermentation is carried out for 2 hours;
s8, a multi-strain balanced fermentation stage IV: after 11-14 hours, the stirring speed is unchanged, the temperature is increased to 45 ℃, glycerol with a volume of 0.1-0.2% (preferably 0.1%) of the fermentation broth is added into the fermentation tank, and the temperature is increased to 85 ℃ and maintained for 30min.
In yet another embodiment of the present invention, the preparation method further includes a step of spray-drying the fermentation broth prepared in step S8.
In a further embodiment of the invention, the use of the metazoan preparation described above for the preparation of products for regulating endocrine and maintaining vaginal ovaries is provided.
The product for regulating endocrine and maintaining vagina and ovary can be food or medicine.
Specifically, the product can effectively reduce the serum testosterone and luteinizing hormone content of rats in a PCOS model.
The term "food product" as used in the present invention may be in any form that can be consumed, including both normal foods and special foods, including health foods and special medical use formulas; whereas a general food is a food suitable for all people, as opposed to a special food.
The medicine of the present invention may also contain common carrier, excipient, diluent, etc. Further, the composition can be formulated into various dosage forms such as powders, granules, suspensions, emulsions, syrups, sprays, etc., for oral administration, external use, suppositories, and sterile injectable solutions by a usual method.
The invention is further illustrated by the following examples, which are not to be construed as limiting the invention. It is to be understood that these examples are illustrative of the present invention and are not intended to limit the scope of the present invention. Wherein, lactobacillus plantarum CICC 22213 and lactobacillus casei CICC 23184 are purchased in China center for type culture Collection of microorganisms.
Example 1
Streaking the Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 into an activation culture medium (yeast peptone 0.2%, beef extract 0.5%, yeast extract 0.2%, sodium acetate 0.1%, potassium dihydrogen phosphate 0.1%, agar powder 0.15% and adjusting pH to 6.5) to obtain pure strain; respectively picking Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 single colony prepared in the step S1, placing the single colony in a first culture solution (yeast peptone 0.2%, beef extract 0.5%, yeast extract 0.2%, sodium acetate 0.2%, potassium dihydrogen phosphate 0.2% and pH value adjusted to 6.5) at 30 ℃ for static culture for 12 hours to obtain a first-stage seed solution; inoculating Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 into a second culture solution (yeast peptone 2%, beef extract 0.5%, yeast extract 0.5%, fructo-oligosaccharide 3%, yeast powder 1%, tween-80.2%, yam starch 2%, sodium acetate 0.2%, potassium dihydrogen phosphate 0.2% and pH 6.5) according to the ratio of 1:1:1, and standing at 30deg.C for 12 hr to obtain a second seed solution; inoculating the composite bacteria into a fermentation tank containing sterilized culture solution (yeast peptone 2%, beef extract 0.5%, yeast extract 0.5%, fructo-oligosaccharide 3%, yeast powder 1%, tween-80.2%, yam starch 2%, sodium acetate 0.2%, potassium dihydrogen phosphate 0.2%, isomaltooligosaccharide 3%, fructooligosaccharide 5%, water-soluble starch 3%, tyrosine 0.5%, polyether defoamer 0.2%, and pH 6.5) according to an inoculation amount of 3%, and culturing at 28deg.C for 4 hr/min at 40 r/min; then the stirring rotation speed is increased to 70r/min, the fermentation temperature is increased to 30 ℃, the tank pressure is kept at 0.08MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 2 hours; then stirring speed and temperature are kept unchanged, tank pressure is increased to 0.1MPa, pH is regulated to 6.5 by ammonia water, and fermentation is carried out for 4 hours; then the fermentation temperature is increased to 35 ℃, the stirring rotation speed is reduced to 40r/min, the tank pressure is kept at 0.15MPa, the pH is kept natural, and the fermentation is carried out for 2 hours; then, the stirring speed is unchanged, the temperature is increased to 45 ℃, glycerin with the volume of 0.1% of the fermentation liquor is added into a fermentation tank, the temperature is increased to 85 ℃ and kept for 30min, and powder is obtained after spray drying.
Example 2
Streaking the Lactobacillus paracasei PARACASEI NICE-05 into an activation culture medium to obtain a pure strain; picking a single bacterial colony of Lactobacillus paracasei PARACASEI NICE-05 prepared in the step S1, placing the single bacterial colony in a first culture solution at 30 ℃ for static culture for 12 hours to obtain a first-stage seed solution; inoculating the lactobacillus paracasei into a fermentation tank containing sterilized culture solution according to the inoculation amount of 3%, and culturing for 4 hours at 28 ℃ and 40 r/min; then, the stirring rotation speed is increased to 70r/min, the fermentation temperature is increased to 30 ℃, the tank pressure is kept at 0.08MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 2 hours; then stirring speed and temperature are kept unchanged, tank pressure is increased to 0.1MPa, pH is regulated to 6.5 by ammonia water, and fermentation is carried out for 4 hours; then the fermentation temperature is increased to 35 ℃, the stirring rotation speed is reduced to 40r/min, the tank pressure is kept at 0.15MPa, the pH is kept natural, and the fermentation is carried out for 2 hours; then, the stirring speed is unchanged, the temperature is increased to 45 ℃, glycerin with the volume of 0.1% of the fermentation liquor is added into a fermentation tank, the temperature is increased to 85 ℃ and kept for 30min, and powder is obtained after spray drying.
Example 3
Streaking the Lactobacillus paracasei PARACASEI NICE-05 and Lactobacillus plantarum CICC 22213 into an activation culture medium to obtain a pure strain; respectively picking single bacterial colonies of Lactobacillus paracasei Lactobacillus PARACASEI NICE-05 and Lactobacillus plantarum CICC 22213 prepared in the step S1, placing the single bacterial colonies in a first culture solution at 30 ℃ for static culture for 12 hours to obtain a first-stage seed solution; inoculating the Lactobacillus paracasei PARACASEI NICE-05 and Lactobacillus plantarum CICC 22213 into a second culture solution according to the ratio of the number of the thalli being 1:1, and standing and culturing at 30 ℃ for 12 hours to obtain a secondary seed solution; inoculating the composite bacteria into a fermentation tank containing sterilized culture solution according to the inoculation amount of 3%, and culturing for 4 hours at 28 ℃ and 40 r/min; then, the stirring rotation speed is increased to 70r/min, the fermentation temperature is increased to 30 ℃, the tank pressure is kept at 0.08MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 2 hours; then, the stirring speed and the temperature are kept unchanged, the tank pressure is increased to 0.1MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 4 hours; then, the fermentation temperature is increased to 35 ℃, the stirring rotation speed is reduced to 40r/min, the tank pressure is kept at 0.15MPa, the pH is kept natural, and the fermentation is carried out for 2 hours; then, the stirring speed is unchanged, the temperature is increased to 45 ℃, glycerin with the volume of 0.1% of the fermentation liquor is added into a fermentation tank, the temperature is increased to 85 ℃ and kept for 30min, and powder is obtained after spray drying.
Example 4
Streaking the Lactobacillus paracasei PARACASEI NICE-05 and Lactobacillus casei CICC 23184 into an activation culture medium to obtain a pure strain; respectively picking single colonies of Lactobacillus paracasei Lactobacillus PARACASEI NICE-05 and Lactobacillus casei CICC 23184 prepared in the step S1, placing the single colonies in a first culture solution at 30 ℃ for static culture for 12 hours to obtain a first-stage seed solution; inoculating the Lactobacillus paracasei PARACASEI NICE-05 and Lactobacillus casei CICC 23184 into a second culture solution according to the ratio of 1:1 of the number of the bacteria, and standing at 30deg.C for 12 hours to obtain a secondary seed solution; inoculating the composite bacteria into a fermentation tank containing sterilized culture solution according to the inoculation amount of 3%, and culturing for 4 hours at 28 ℃ and 40 r/min; then, the stirring rotation speed is increased to 70r/min, the fermentation temperature is increased to 30 ℃, the tank pressure is kept at 0.08MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 2 hours; then, the stirring speed and the temperature are kept unchanged, the tank pressure is increased to 0.1MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 4 hours; then, the fermentation temperature is increased to 35 ℃, the stirring rotation speed is reduced to 40r/min, the tank pressure is kept at 0.15MPa, the pH is kept natural, and the fermentation is carried out for 2 hours; then, the stirring speed is unchanged, the temperature is increased to 45 ℃, glycerin with the volume of 0.1% of the fermentation liquor is added into a fermentation tank, the temperature is increased to 85 ℃ and kept for 30min, and powder is obtained after spray drying.
Example 5
Streaking the lactobacillus plantarum CICC 22213 and lactobacillus casei CICC 23184 into an activation culture medium to obtain a pure strain; respectively picking single colonies of the lactobacillus plantarum CICC 22213 and the lactobacillus casei CICC 23184 prepared in the step S1, placing the single colonies in a first culture solution at 30 ℃ for static culture for 12 hours to obtain a first-stage seed solution; inoculating the lactobacillus plantarum CICC 22213 and lactobacillus casei CICC 23184 into a second culture solution according to the ratio of the number of thalli to 1:1, and standing and culturing at 30 ℃ for 12 hours to obtain a secondary seed solution; inoculating the composite bacteria into a fermentation tank containing sterilized culture solution according to the inoculation amount of 3%, and culturing for 4 hours at 28 ℃ and 40 r/min; then, the stirring rotation speed is increased to 70r/min, the fermentation temperature is increased to 30 ℃, the tank pressure is kept at 0.08MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 2 hours; then, the stirring speed and the temperature are kept unchanged, the tank pressure is increased to 0.1MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 4 hours; then, the fermentation temperature is increased to 35 ℃, the stirring rotation speed is reduced to 40r/min, the tank pressure is kept at 0.15MPa, the pH is kept natural, and the fermentation is carried out for 2 hours; then, the stirring speed is unchanged, the temperature is increased to 45 ℃, glycerin with the volume of 0.1% of the fermentation liquor is added into a fermentation tank, the temperature is increased to 85 ℃ and kept for 30min, and powder is obtained after spray drying.
Effect verification
1. Rat experiment
50 Healthy male SPF-grade SD rats with 21 days of age and uniform weight are selected, 10 normal rats are randomly separated, and the remaining 40 rats are fed with high-fat animal feed to establish a high-fat induction type PCOS rat model. The 40 PCOS rats were randomly grouped, 10 per group, model group, example 1 group, example 2 group, example 3 group, example 4 group and example 5 group, respectively. Normal and model group rats were fed normal animal feed, and each metagroup rat was fed feed containing 50mg/kg/d metage, for 8 weeks; rats in each group were fasted for 12 hours after 8 weeks, and peritoneal anesthesia was performed with 10% chloral hydrate solution, and blood was taken from the inferior vena cava. Placing the extracted serum sample for 2h, placing into a centrifuge with the speed of 3 000r/min, centrifuging for 15min, and taking the upper serum. Serum samples taken from the inferior vena cava were tested using ELISA kit, and the level of FSH, LH, TP in the serum of each group of rats was measured to calculate the LH/FSH ratio.
As a result, the serum Testosterone (TP) and Luteinizing Hormone (LH) contents of PCOS rats are remarkably increased, and the TP, LH and LH/FSH contents are remarkably reduced after taking metaplasia.
2. Endocrine regulating small-scale crowd experiment
20 Women aged 40-60 years voluntarily conducted the test and were able to complete questionnaires and recordings, and those suffering from endocrine problems were included in the test group. 600mg of metazoan (product prepared in example 1) is orally administered daily on an empty stomach in the morning for 4 weeks. Questionnaires were conducted before and after administration. The original eating habit is not changed during drinking, and the food is normally eaten.
98% Of the people before taking the medicine show trouble in aspects of endocrine, gynecological inflammation and the like, wherein the trouble comprises irregular menstrual cycle, vaginal itching, inflammation, vaginal dryness, vaginal relaxation, vaginal secretion increase, serious peculiar smell and the like; after the metazoan is taken, 100% of people show remarkable improvement, including menstrual cycle regulation, vaginal relaxation, vaginal dryness, vaginal secretion, no peculiar smell, vaginal itching, inflammation and the like.
Finally, it should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the present invention is not limited to the above-mentioned embodiments, but may be modified or substituted for some of them by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. While the foregoing describes the embodiments of the present invention, it should be understood that the present invention is not limited to the embodiments, and that various modifications and changes can be made by those skilled in the art without any inventive effort.
Claims (11)
1. Lactobacillus paracasei (Lactobacillus paracasei) Nice-05 is preserved in China center for type culture Collection, the preservation date is 2023 and 06 months 30, and the biological preservation number is CCTCC NO: m20231154.
2. A metagen preparation, characterized in that it contains at least inactivated lactobacillus paracasei Nice-05 according to claim 1 and its fermentation metabolites.
3. A metapreparation according to claim 2, wherein the metapreparation comprises inactivated lactobacillus paracasei Nice-05, inactivated lactobacillus plantarum CICC 22213 and inactivated lactobacillus casei CICC 23184 and fermentation metabolites thereof.
4.A method of preparing a metapreparation according to claim 2, wherein the method of preparing comprises:
S1, strain activation: streaking the Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 into an activation culture medium to obtain pure strain;
S2, preparing primary seed liquid: respectively picking single bacterial colonies of lactobacillus paracasei Lactobacillus paracaseiNice-05, lactobacillus plantarum CICC 22213 and lactobacillus casei CICC 23184 prepared in the step S1, placing the single bacterial colonies in a first culture solution at 28-30 ℃ for static culture for 12-14 hours to obtain primary seed solution;
S3, preparing a secondary seed solution: inoculating the Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 into a second culture solution according to the ratio of the number of the thalli of 1:1:1, and standing and culturing at 28-35 ℃ for 12-14 hours to obtain a secondary seed solution;
S4, primary fermentation of the compound bacteria: inoculating the composite bacteria into a fermentation tank containing sterilized culture solution according to the inoculum size of 2-5%, and culturing for 3-4 hours at 28 ℃ and 40-50 r/min;
S5, a multi-strain equilibrium fermentation stage I: after 3-4 hours, the stirring rotation speed is increased to 60-80 r/min, the fermentation temperature is increased to 30 ℃, the tank pressure is kept at 0.08 MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 2-3 hours;
S6, a multi-strain balanced fermentation stage II: after 5-7 hours, the stirring speed and temperature are kept unchanged, the tank pressure is increased to 0.1 MPa, the pH value is regulated to 6.5 by ammonia water, and the fermentation is carried out for 4-5 hours;
s7, multi-strain balanced fermentation stage III: after 9-12 hours, the fermentation temperature is increased to 35 ℃, the stirring rotation speed is reduced to 40 r/min, the tank pressure is kept at 0.15 MPa, the pH is kept natural, and the fermentation is carried out for 2 hours;
s8, a multi-strain balanced fermentation stage IV: after 11-14 hours, stirring speed is unchanged, temperature is increased to 45 ℃, glycerin with the volume of 0.1-0.2% of the fermentation liquor is added into the fermentation tank, and temperature is increased to 85 ℃ and kept at 30 min.
5. The method of preparing the metapreparation of claim 4, wherein the method of preparing comprises:
S1, strain activation: streaking the Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 into an activation culture medium to obtain pure strain;
S2, preparing primary seed liquid: respectively picking single bacterial colonies of lactobacillus paracasei Lactobacillus paracaseiNice-05, lactobacillus plantarum CICC 22213 and lactobacillus casei CICC 23184 prepared in the step S1, placing the single bacterial colonies in a first culture solution at 28-30 ℃ for static culture for 12-14 hours to obtain primary seed solution;
S3, preparing a secondary seed solution: inoculating the Lactobacillus paracasei PARACASEI NICE-05, lactobacillus plantarum CICC 22213 and Lactobacillus casei CICC 23184 into a second culture solution according to the ratio of the number of the thalli of 1:1:1, and standing at 30 ℃ for 12-14 hours to obtain a secondary seed solution;
s4, primary fermentation of the compound bacteria: inoculating the composite bacteria into a fermentation tank containing sterilized culture solution according to an inoculum size of 3%, and culturing for 3-4 hours at 28 ℃ and 40 r/min;
S5, a multi-strain equilibrium fermentation stage I: after 3-4 hours, the stirring rotation speed is increased to 70 r/min, the fermentation temperature is increased to 30 ℃, the tank pressure is kept at 0.08 MPa, the pH is regulated to 6.5 by ammonia water, and the fermentation is carried out for 2-3 hours;
S6, a multi-strain balanced fermentation stage II: after 5-7 hours, the stirring speed and temperature are kept unchanged, the tank pressure is increased to 0.1 MPa, the pH value is regulated to 6.5 by ammonia water, and the fermentation is carried out for 4-5 hours;
S7, multi-strain balanced fermentation stage III: after 9-12 hours, the fermentation temperature is increased to 35 ℃, the stirring rotation speed is reduced to 40 r/min, the tank pressure is kept at 0.15 MPa, the pH is kept natural, and the fermentation is carried out for 2 hours;
S8, a multi-strain balanced fermentation stage IV: after 11-14 hours, the stirring speed was unchanged, the temperature was increased to 45 ℃, glycerol was added to the fermenter in an amount of 0.1% by volume of the broth, and the temperature was increased to 85 ℃ to maintain 30 min.
6. The method of claim 4, wherein the composition of the activation medium is as follows: 0.2% of yeast peptone, 0.5% of beef extract, 0.2% of yeast extract powder, 0.1% of sodium acetate, 0.1% of potassium dihydrogen phosphate and 0.15-0.2% of agar powder, and regulating the pH value to 6.5.
7. The method of claim 4, wherein the first culture medium comprises the following composition: yeast peptone 0.2%, beef extract 0.5%, yeast extract 0.2%, sodium acetate 0.2%, potassium dihydrogen phosphate 0.2%, and pH adjusted to 6.5.
8. The method of claim 4, wherein the second culture medium comprises the following composition: 2% of yeast peptone, 0.5% of beef extract, 0.5% of yeast extract powder, 3% of fructo-oligosaccharide, 1% of yeast powder, 0.2% of tween-80, 2% of yam starch, 0.2% of sodium acetate, 0.2% of potassium dihydrogen phosphate and pH 6.5.
9. The method of claim 4, wherein the composition of the culture solution in step S4 is as follows: 2% of yeast peptone, 0.5% of beef extract, 0.5% of yeast extract powder, 3% of fructo-oligosaccharide, 1% of yeast powder, 0.2% of tween-80, 2% of yam starch, 0.2% of sodium acetate, 0.2% of monopotassium phosphate, 3% of isomaltooligosaccharide, 5% of fructooligosaccharide, 3% of water-soluble starch, 0.5% of tyrosine, 0.2% of polyether defoamer and 6.5 of pH.
10. The process according to any one of claims 4 to 9, further comprising a step of spray-drying the fermentation broth obtained in step S8.
11. Use of lactobacillus paracasei Nice-05 according to claim 1, a metagen preparation according to claim 2 for preparing products for regulating endocrine and maintaining vaginal ovaries.
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