基于虚拟查的双蛋白的鉴定,表征,体外和体内评估
Youjia Guo1, Gengjie Cui1, Xuesong Xiang2
1Key Laboratory of Geriatric Nutrition and Health (Beijing Technology and Business University), Ministry of Education, Beijing, 100048, China.
分解大豆复合 (FSCPs) 通过抑制α-葡萄糖酶和葡萄糖运输,显示出对治疗2型糖尿病的前景. 人类试验证实FSCPs有效降低食后血糖水平.
科学领域:
- 生物化学 生物化学
- 营养科学 营养科学
- 药理学 药理学是指药理学的学科.
背景情况:
- 2型糖尿病 (T2DM) 管理越来越多地寻求非药物干预措施.
- 具有α-葡萄糖酶抑制活性的功能性食品衍生是T2DM饮食管理的潜在候选者.
研究的目的:
- 开发和验证来自大豆蛋白和素的双蛋白复合,具有增强的α-葡萄糖酶抑制活性.
- 研究这些的作用机制和生理疗效,用于T2DM管理.
主要方法:
- 优化了大豆蛋白和素的酶性水解,以产生<5kDa (FSCPs).
- 在体外测试包括酶动力学,分子对接,Caco-2细胞葡萄糖运输和α-葡萄糖酶抑制.
- 在小鼠体内研究和随机双盲人试验,以评估食后血糖控制.
主要成果:
- 通过竞争性结合,FSCPs表现出显著的α-葡萄糖酶抑制活性 (IC50 = 0.78 ± 0.15 mg/mL).
- 体表现出双重生物活性:抑制α-葡萄糖酶和抑制Caco-2细胞中的葡萄糖运输.
- 口服FSCPs的剂量依赖性降低了小鼠和人类的食后血糖.
结论:
- 一种综合的方法成功地产生了具有强大的α-葡萄糖酶抑制和葡萄糖运输抑制活性的双蛋白复合.
- 通过调节食后血糖,FSCPs为T2DM的非药物管理提供了一个有希望的营养干预措施.
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