Bioactivity-guided synthesis of gramine derivatives as new MT<sub>1</sub> and 5-HT<sub>1A</sub> receptors agonists
作者:Xiu-Juan Yin、Xiao-Yan Huang、Yun-Bao Ma、Chang-An Geng、Tian-Ze Li、Xing-Long Chen、Tong-Hua Yang、Jun Zhou、Xue-Mei Zhang、Ji-Jun Chen
DOI:10.1080/10286020.2017.1323885
日期:2017.6.3
Twenty-four gramine derivatives were synthesized and evaluated on MT1 and 5-HT1A receptors in vitro. Among them, seven derivatives (7, 8, 16, 19, 20, 21, and 24) exhibited higher agonisting activities on MT1 or 5-HT1A receptors. Compared with gramine, derivatives 7, 8, 16, 19, 20, 21, and 24 displayed 1.6–3.5-fold increase in agonistic rates on 5-HT1A receptor. Particularly, derivatives 7, 19, and
二十四芦竹碱衍生物的合成和评价MT 1和5-HT 1A受体的体外。其中,7个衍生物(7,8,16,19,20,21,和24)表现出对MT更高agonisting活动1或5-HT 1A受体。与芦竹碱,衍生物相比7,8,16,19,20,21,和24显示在激动率1.6-3.5倍的增加对5-HT1A受体。特别地,衍生物7,19,和21上显示出MT显著激动活性1和5-HT 1A受体的EC 50个分别0.51,0.39,0.50毫微米和0.28,0.46,0.23毫微米,的值。总结了草胺衍生物的初步结构-活性关系,以进一步研究MT 1和5-HT 1A受体作为新的潜在激动剂。