首页> 外文期刊>European Journal of Medicinal Chemistry: Chimie Therapeutique >Design, synthesis, and structure-activity relationship study of halogen containing 2-benzylidene-1-indanone derivatives for inhibition of LPS-stimulated ROS production in RAW 264.7 macrophages
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Design, synthesis, and structure-activity relationship study of halogen containing 2-benzylidene-1-indanone derivatives for inhibition of LPS-stimulated ROS production in RAW 264.7 macrophages

机译:含有2-苄基-1-吲哚酮衍生物的卤素的设计,合成和结构 - 活性研究抑制LPS刺激的ROS型ROS生产中的RAP 264.7巨噬细胞

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摘要

As a continuous effort to discover new potential anti-inflammatory agents, we systematically designed and synthesized sixty-one 2-benzylidene-1-indanone derivatives with structural modification of chalcone, and evaluated their inhibitory activity on LPS-stimulated ROS production in RAW 264.7 macrophages. Systematic structure-activity relationship study revealed that hydroxyl group in C-5, C-6, or C-7 position of indanone moiety, and ortho-, meta-, or para-fluorine, trifluoromethyl, trifluoromethoxy, and bromine functionalities in phenyl ring are important for inhibition of ROS production in LPS-stimulated RAW 264.7 macrophages. Among all the tested compounds, 6-hydroxy-2-(2-(trifluoromethoxy) benzylidene)-2,3-dihydro-1H-inden-1-one (compound 44) showed the strongest inhibitory activity of ROS production. Further studies on the mode of action revealed that compound 44 potently suppressed LPS-stimulated ROS production via modulation of NADPH oxidase. The findings of this work could be useful to design 2-benzylidene-indanone based lead compounds as novel anti-inflammatory agents. (C) 2017 Elsevier Masson SAS. All rights reserved.
机译:作为发现新的潜在抗炎剂的持续努力,我们系统地设计和合成了具有Chalcone的结构改性的六十一苄基-1-吲哚酮衍生物,并在原始264.7巨噬细胞中评价其对LPS刺激的ROS生产的抑制活性。系统的结构 - 活性关系研究表明,苯环的C-5,C-6或C-7位的羟基,C-6或C-7位位置,苯基环中的三氟甲基,三氟甲氧基和溴官能团对于LPS刺激的原始264.7巨噬细胞抑制ROS产生是重要的。在所有测试的化合物中,6-羟基-2-(2-(三氟甲氧基)苄基)-2,3-二氢-1H- Inden-1-On(化合物44)显示ROS生产的最强抑制活性。进一步研究作用方式显示,化合物44通过NADPH氧化酶的调节效果抑制了LPS刺激的ROS产生。这项工作的发现可用于设计基于2-苄基 - 吲哚酮的铅化合物作为新型抗炎剂。 (c)2017年Elsevier Masson SAS。版权所有。

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