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胡芦巴籽乙醇提取物抑制晚期糖基化终产物的形成并清除活性羰基中间体。

Fenugreek seed ethanolic extract inhibited formation of advanced glycation end products scavenging reactive carbonyl intermediates.

作者信息

Anwar Laila, Ali Syed Abid, Khan Sana, Uzairullah Mir Muhammad, Mustafa Nazish, Ali Urooj Anwer, Siddiqui Faheema, Bhatti Huma Aslam, Rehmani Syed Jawad, Abbas Ghulam

机构信息

H.E.J. Research Institute of Chemistry, ICCBS, University of Karachi, Karachi, Pakistan.

Faculty of Pharmacy, Hamdard University, Karachi, Pakistan.

出版信息

Heliyon. 2023 Jun 1;9(6):e16866. doi: 10.1016/j.heliyon.2023.e16866. eCollection 2023 Jun.

Abstract

Senescence is a natural phenomenon of growing old. It accelerates under certain conditions like diabetes mellitus resulting in early decline of bodily functions, which can be avoided by many claimed functional foods. The present study aims to investigate the anti-aging ability of Fenugreek seeds (; a common ingredient of Indo-Pak cuisines. Briefly, the Fenugreek seeds extract (FgSE) in concentrationsof0.1, 0.5 and 1 mg/ml inhibited the formation of Advanced Glycation End products (AGEs) and fructosamine adducts in Bovine serum albumin (BSA)/fructose model . The BSA conformational analysis Circular Dichorism and Congo red assays showed that it preserves secondary structure of BSA in aforementioned model. Although mechanistic studies revealed insignificant lysine blocking ability of Fenugreek by OPA assay, however carbonyl entrapping was found to be 24%, 34% and 42% at 0.1, 0.5 and 1 mg/ml, respectively. model of High Fructose diet (HFD) induced glycation, FgSE treatment in doses of 10, 25 & 50 mg/kg markedly improved Escape latency (p < 0.01) and preserved cognition in Morris Water Maze. Our data further exhibits significant decrease of CML (ε-carboxymethyl lysine) levels in serum and hippocampus byFgSE treatment in comparison with HFD group. Therefore, we deduced that FgSE prevents glycation-induced memory decline entrapping the reactive carbonyl intermediates, formed during production of AGEs. Hence, as a promising functional food it slows down the harmful process of glycation and aging associated morbidities.

摘要

衰老 是一种自然的变老现象。在某些情况下,如糖尿病,衰老会加速,导致身体机能过早衰退,而许多声称有功效的功能性食品可以避免这种情况。本研究旨在调查胡芦巴籽(印度 - 巴基斯坦菜肴的常见成分)的抗衰老能力。简而言之,浓度为0.1、0.5和1毫克/毫升的胡芦巴籽提取物(FgSE)抑制了牛血清白蛋白(BSA)/果糖模型中晚期糖基化终产物(AGEs)和果糖胺加合物的形成。BSA构象分析(圆二色性和刚果红测定)表明,在上述模型中它保留了BSA的二级结构。尽管机理研究通过OPA测定显示胡芦巴对赖氨酸的封闭能力不显著,然而在0.1、0.5和1毫克/毫升时,羰基捕获率分别为24%、34%和42%。在高果糖饮食(HFD)诱导糖基化的模型中,10、25和50毫克/千克剂量的FgSE处理显著改善了逃避潜伏期(p < 0.01),并在莫里斯水迷宫中保留了认知能力。我们的数据进一步显示,与HFD组相比,FgSE处理可显著降低血清和海马中CML(ε - 羧甲基赖氨酸)水平。因此,我们推断FgSE通过捕获在AGEs产生过程中形成的活性羰基中间体来预防糖基化诱导的记忆衰退。因此,作为一种有前景的功能性食品,它减缓了糖基化和衰老相关疾病的有害过程。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b465/10360956/5c436453acc7/gr1.jpg

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