CN110638827A - Nadh及其盐在制备皮肤色素抑制剂中的应用 - Google Patents

Nadh及其盐在制备皮肤色素抑制剂中的应用 Download PDF

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CN110638827A
CN110638827A CN201910988662.7A CN201910988662A CN110638827A CN 110638827 A CN110638827 A CN 110638827A CN 201910988662 A CN201910988662 A CN 201910988662A CN 110638827 A CN110638827 A CN 110638827A
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段志刚
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Hong Boyuan Life Technology (shenzhen) Co Ltd
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Abstract

本发明实施例公开了一种NADH及其盐在制备皮肤色素抑制剂中的应用。NADH和/或其药理学上可接受的盐可用于制备成抑制皮肤色素产生的药物组合物、保健品组合物及化妆品组合物。使用本发明的NADH组合物产品不会引起副作用,能有效抑制皮肤中的色素沉着,并且可用于预防或治疗与色素沉着相关的皮肤疾病。

Description

NADH及其盐在制备皮肤色素抑制剂中的应用
技术领域
本发明涉及药物、保健品或化妆品技术领域,尤其涉及NADH在制备皮肤色素抑制剂中的应用。
背景技术
当皮肤暴露于紫外线辐射时,产生黑色素,以保护皮肤细胞免受紫外线辐射。产生的黑色素吸收紫外线,从而防止紫外线深入皮肤。因此,黑色素是用于保护皮肤细胞的重要色素,但如果它过量产生,则会沉积在皮肤上并引起雀斑。从美容的观点来看,雀斑往往被排斥,消费者对皮肤美白剂非常感兴趣,并且还积极开发具有美白效果的成分以抑制黑色素在皮肤上的沉积。例如,据报道,烟酰胺可以通过抑制黑素小体从黑色素细胞向角质形成细胞转移,从而具有抑制由紫外线照射引起的色素沉积的作用,口服摄入烟酰胺可以防止色素沉着并抑制紫外线照射引起的雀斑、黄褐斑增加。
但并未有任何对NADH尤其是还原型NADH对皮肤色素影响的研究。
发明内容
鉴于上述问题,本发明的技术目的之一在于提供NADH及其盐在制备皮肤色素抑制剂中的应用。
在本发明中,所述NADH尤其指β-NADH,还原型烟酰胺腺嘌呤二核苷酸(Nicotinamide adenine dinucleotide)。
在本发明的其中一个实施例中,所述NADH及其盐为胃肠道给药或非胃肠道给药,胃肠道给药包括口服给药,非胃肠道给药包括注射给药。
在本发明的其中一个实施例中,口服给药时NADH的单次剂量为0.1~10mg/kg,优选为0.1~4mg/kg。日次数为1~3次,日用量为0.1~30mg/kg,优选是0.1~12mg/kg,更优选0.4~2mg/kg。注射给药时NADH的单次剂量为0.1~2mg/kg,优选是0.1~1mg/kg。其中kg为对象个体的体重单位。
在本发明的其中一个实施例中,使用NADH时将其与辅料混合制成不同的剂型,包括但不限于片剂、颗粒剂、粉剂、胶囊剂、液体剂、乳液剂、冻干制剂、注射剂、栓剂、软膏剂、凝胶剂、吸入剂、经鼻剂、肠内药和喷雾剂等。
本发明的技术目的之二在于提供一种抑制皮肤色素产生的药物组合物或保健品组合物,其以NADH和/或其药理学上可接受的盐为唯一活性成分。
在本发明的其中一个实施例中,上述药物组合物或保健品组合物还包括药学上或食品学上可接受的辅料。
在本发明的其中一个实施例中,上述药物组合物或保健品组合物是将NADH与常规的药用或食用辅料混合,以常规的方法制成各种剂型。
在本发明的其中一个实施例中,上述药物组合物或保健品组合物中还包含NMN(β-Nicotinamide Mononucleotide,β-烟酰胺单核苷酸),作为辅助剂辅助或增强NADH的色素抑制作用。组合物中NADH或其盐与NMN的重量比为(1-10):(1-10),优选为(1-3):(1-3)。
在本发明的其中一个具体实施例中,上述药物组合物还包括以下组分作为辅助活性成分:白术提取物、茯苓提取物、山茱萸提取物、猪苓提取物、沙苑蒺藜提取物和甘草提取物。
在本发明的其中一个更为具体的实施例中,上述药物组合物包括以下重量配比的组分:NADH 1~10份,NMN 1~10份,白术提取物1~10份,茯苓提取物1~10份,山茱萸提取物1~10份,猪苓提取物1~10份,沙苑蒺藜提取物1~10份,甘草提取物1~10份。
在本发明的其中一个实施例中,上述药物组合物的给药方式优选为口服给药、注射给药或经皮给药。
在本发明的其中一个实施例中,上述保健品组合物的给药方式为胃肠道给药或非胃肠道给药,胃肠道给药包括口服给药,非胃肠道给药包括注射给药。
本发明的技术目的之三在于提供一种抑制皮肤色素产生的化妆品组合物,所述化妆品组合物以NADH和/或其药理学上可接受的盐为唯一活性成分。
在本发明的其中一个实施例中,所述化妆品组合物还包括NMN作为辅助剂,NADH或其盐与NMN的重量比为(1-10):(1-10)。
在本发明的其中一个实施例中,上述化妆品组合物还包括化妆品中可接受的辅料。
在本发明的其中一个实施例中,上述化妆品组合物的给药方式为经皮给药。
实施本发明实施例,将具有如下有益效果:
紫外线是引起皮肤氧化损伤越来越主要的原因。紫外线B能直接与皮肤细胞的DNA发生作用,紫外线A则主要通过产生对人体有害的氧自由基而改变核DNA和线粒体DNA,因此,氧化损伤总是伴随着衰老,并引起皮肤各种各样的问题,如肤色变黄、暗沉、色素沉积。并且紫外线还会引起黑色素细胞增加,进一步增加皮肤色素沉积。本发明的技术方案中,烟酰胺腺嘌呤二核苷酸可以增加人体内NAD+的水平,从而达到抑制或预防由紫外(UV)光引起的皮肤DNA损伤。并且NADH作为人体内天然的氢供体,还可以进一步清除人体内有害的氧自由基。本发明将NADH作为活性成分应用在制备皮肤色素抑制的药物、保健品或化妆品中,其具体剂量可依据病情的严重程度、施药途径和相关因素决定。使用本发明的组合物产品不会引起副作用,能有效抑制皮肤中的色素沉着,并且可用于预防或治疗与色素沉着相关的皮肤疾病。
具体实施方式
下面将结合具体实施例对本发明的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例1
NADH对细胞黑色素产生量影响的体外实验:
调整人黑素瘤细胞A375(购自深圳大学)浓度至1×105个/mL,接种于6孔板,每孔2mL。贴壁后细胞分组分别用25~200μmol·L-1的NADH处理(样品组),对照组用200μmol·L-1天然人I型胶原蛋白处理,空白组用生理盐水处理,48h后用预冷的PBS洗涤3次刮下收集于无菌EP管中。黑色素含量的测定采用Tsuboi(1998)的方法:1500rpm离心5min弃上清,以0.5mL含10%DMSO的1mol·L-1NaOH溶液裂解细胞,超声波破碎30min,90℃水浴2h,使细胞团块完全裂解后,3000rpm离心15min,取上清至96孔板于酶标仪450nm处测A值,计算细胞黑色素相对含量,其结果见表1。
黑素合成相对含量=A1/A0,其中Al是样品组的吸光度,A0是空白组的吸光度。
表1各组中黑素合成相对含量
组别 黑素合成相对含量
空白组 1
对照组 0.58±0.62
25μmol·L<sup>-1</sup>的NADH处理组 0.87±0.21
50μmol·L<sup>-1</sup>的NADH处理组 0.79±0.57
100μmol·L<sup>-1</sup>的NADH处理组 0.64±0.34
200μmol·L<sup>-1</sup>的NADH处理组 0.51±0.83
如表1所示,25~200μmol·L-1范围内的NADH处理黑素瘤细胞48小时后,呈浓度依赖性抑制黑素细胞中的黑素合成(P<0.05),而200μmol·L-1NADH对黑素合成抑制作用最强,与空白组相比,黑素含量减少约49%(0.51±0.83;P<0.01)。说明NADH在抑制细胞产生黑色素上具有显著的影响。
实施例2
NADH在抑制皮肤黑色素及减小皮肤损伤中的人体试验:
以健康的年龄为30~40岁的18名女子作为对象,随机分成6组,每组3人。实验组4组:测定前一小时内分别在测定部位涂抹25~200μmol·L-1范围内的NADH,每天一次。对照组1组:以相同方法涂抹200μmol·L-1的曲酸。空白组1组:仅涂抹生理盐水。在被验者的上臂涂抹部位上附着具有直径1.5cm孔的不透明胶布,然后照射各被验者的最小红斑量(MED;Minimumerythma dose)1.5~2倍左右的紫外线B而诱导皮肤的黑化。用分光测色计CM-1000测定UV照射后的黑色素指数和红斑指数随时间的变化。
根据毛培坤等《化妆品功能性评价和分析方法》(中国轻工业出版社,1998)的方法作如下测定:利用构成皮肤色的色素的特定的反射分光特性,根据皮肤中血红蛋白和黑色素的吸收光谱选择光源,将568nm和655nm作为二种特定波长,参照日本工业标准JIS Z8722扩散照明/垂直受光方式。用分光测色计(CM-1000),用脉冲氖灯作光源,测定反射光的强度。接触式测定直径是8mm。用下列式计算出红斑和色素沉着的程度作为红斑指数和黑色素指数。
红斑指数=lg(1/G)-lg(1/R)
黑色素指数=lg(1/R)
公式中:G—绿色光的反射光的强度,R—红色光的反射光的强度。
结果显示在表2和表3中,表中数值表示测定平均值。
表2黑色素指数表
组别 0天 7天 14天 21天 28天 56天
空白组 50.2 53.6 57.1 62.5 65.7 69.5
对照组 50.2 51.7 55.4 58.1 61.9 65.3
25μmol·L<sup>-1</sup>的NADH 50.2 51.2 54.7 57.8 60.6 63.7
50μmol·L<sup>-1</sup>的NADH 50.2 51.0 54.1 57.3 60.2 63.2
100μmol·L<sup>-1</sup>的NADH 50.2 50.9 52.9 55.4 57.7 59.4
200μmol·L<sup>-1</sup>的NADH 50.2 50.5 52.0 54.1 56.0 58.6
表3红斑指数值
组别 0天 7天 14天 21天 28天 56天
空白组 10.5 11.7 12.5 13.8 14.6 16.8
对照组 10.5 11.5 12.3 13.1 13.9 15.3
25μmol·L<sup>-1</sup>的NADH 10.5 11.3 12.0 12.6 13.5 14.7
50μmol·L<sup>-1</sup>的NADH 10.5 11.1 11.6 12.2 13.1 14.0
100μmol·L<sup>-1</sup>的NADH 10.5 10.8 11.0 11.7 12.8 13.7
200μmol·L<sup>-1</sup>的NADH 10.5 10.6 10.8 11.3 12.0 12.9
由表2的数据可以看出,NADH能有效抑制皮肤黑色素;表3的结果表明,NADH能减少紫外线对皮肤的损伤,对皮肤起到保护作用。
实施例3
公开了一种以NADH为活性组分抑制皮肤色素的药物组合物:
取5份白术提取物、1份茯苓提取物、3份山茱萸提取物、4份猪苓提取物、1份沙苑蒺藜提取物以及1份甘草提取物混合,以质量计加8倍量的水溶解,搅拌均匀后,加入5份的NADH和5份NMN,在室温下充分搅拌混匀后升温至50℃真空浓缩后,得到组合物。将组合物按常规方法与药用辅料制成片剂。
以上所揭露的仅为本发明较佳实施例而已,当然不能以此来限定本发明之权利范围,因此依本发明权利要求所作的等同变化,仍属本发明所涵盖的范围。

Claims (10)

1.NADH及其盐在制备皮肤色素抑制剂中的应用。
2.根据权利要求1所述的应用,其特征在于,所述NADH及其盐为胃肠道给药或非胃肠道给药,胃肠道给药包括口服给药,非胃肠道给药包括注射给药。
3.根据权利要求2所述的应用,其特征在于,口服给药时NADH的单次剂量为0.1~10mg/kg,注射给药时NADH的单次剂量为0.1~2mg/kg,每日给药1~3次。
4.根据权利要求1所述的应用,其特征在于,所述NADH作为皮肤色素抑制剂是基于NADH能增加人体内NAD+的水平,达到抑制或预防由紫外光引起的皮肤DNA损伤,并且NADH作为人体内天然的氢供体,进一步清除人体内有害的氧自由基。
5.一种抑制皮肤色素产生的化妆品组合物,其特征在于,所述化妆品组合物以NADH和/或其药理学上可接受的盐为唯一活性成分。
6.根据权利要求5所述的化妆品组合物,其特征在于,其还包括NMN作为辅助剂,NADH或其盐与NMN的重量比为(1-10):(1-10)。
7.根据权利要求5所述的化妆品组合物,其特征在于,其还包括化妆品中可接受的辅料。
8.一种抑制皮肤色素产生的药物组合物或保健品组合物,其特征在于,其以NADH和/或其药理学上可接受的盐作为唯一活性成分。
9.据权利要求8所述的药物组合物或保健品组合物,其特征在于,其还包括NMN作为辅助剂,NADH或其盐与NMN的重量比为(1-10):(1-10)。
10.据权利要求8所述的药物组合物或保健品组合物,其特征在于,所述药物组合物包括以下重量配比的组分:NADH 1~10份,NMN 1~10份,白术提取物1~10份,茯苓提取物1~10份,山茱萸提取物1~10份,猪苓提取物1~10份,沙苑蒺藜提取物1~10份和甘草提取物1~10份。
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