益生元与脂质代谢:综述

Prebiotics and Lipid Metabolism: A Review.

作者信息

Sharma Smriti, Puri Seema

出版信息

Altern Ther Health Med. 2015 Aug;21 Suppl 3:34-42.

DOI:
Abstract

Coronary heart disease (CHD) is the leading cause of morbidity and mortality worldwide. Modifiable risk factors of CHD have been identified, including high levels of low-density lipoproteins (LDLs) and triglycerides (TGs). Attempts by various researchers have been made to alter them. Several approaches, both pharmacological and nonpharmacological, have been identified to deal with the soaring numbers of individuals with those high levels. Current CHD treatment includes dietary interventions and use of statins, fibrates, niacin, cholesterol absorption inhibitors, and bile acid sequestrants. Those formulations have limitations and can possess long-term, unwanted side effects, and, therefore, other cholesterol-lowering, dietary adjuncts need to be identified and supplemented. Prebiotics are indigestible, fermented food substrates that selectively stimulate the growth and increase the activity of 1 or a limited number of microbial genus species, thereby changing the composition of the gut microbiota to confer health benefits to the hosts. Prebiotics are also nondigestible carbohydrates with specific fermentative properties, stimulating specific microbial growth associated with health and well-being. Some animal and human studies have provided strong evidence that suggests that prebiotics, as functional foods, can positively alter an individual's serum lipid profile, thereby lowering his or her risk of developing CHD. Therefore, the current review focuses on evaluating the role of prebiotics as potential dietary adjuncts in lowering cholesterol levels, with the aim of reducing the risks of cardiovascular and CHD.

摘要

冠心病(CHD)是全球发病和死亡的主要原因。已确定冠心病的可改变风险因素,包括低密度脂蛋白(LDL)和甘油三酯(TG)水平升高。不同研究人员已尝试改变这些因素。已确定了几种药理学和非药理学方法来应对血脂水平升高人群数量的飙升。目前冠心病的治疗包括饮食干预以及使用他汀类药物、贝特类药物、烟酸、胆固醇吸收抑制剂和胆汁酸螯合剂。这些制剂存在局限性,可能具有长期不良副作用,因此,需要确定并补充其他降胆固醇的饮食辅助剂。益生元是不可消化的发酵食物底物,可选择性刺激一种或有限数量的微生物属物种的生长并增加其活性,从而改变肠道微生物群的组成,为宿主带来健康益处。益生元也是具有特定发酵特性的不可消化碳水化合物,可刺激与健康和幸福相关的特定微生物生长。一些动物和人体研究提供了有力证据,表明益生元作为功能性食品可积极改变个体的血清脂质谱,从而降低其患冠心病的风险。因此,本综述重点评估益生元作为潜在饮食辅助剂在降低胆固醇水平方面的作用,以降低心血管疾病和冠心病的风险。

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