Discovery of Orally Available Retinoic Acid Receptor-Related Orphan Receptor γ-t/Dihydroorotate Dehydrogenase Dual Inhibitors for the Treatment of Refractory Inflammatory Bowel Disease
作者:Ji-An Chen、Hui Ma、Zehui Liu、Jinlong Tian、Sisi Lu、Wenqing Fang、Shuyin Ze、Weiqiang Lu、Qiong Xie、Jin Huang、Yonghui Wang
DOI:10.1021/acs.jmedchem.1c01746
日期:2022.1.13
Inflammatory bowel disease (IBD) is a multifactorial autoimmune disease, representing a major clinical challenge. Herein, a strategy of dual-targeting approach employing retinoic acid receptor-related orphan receptor γ-t (RORγt) and dihydroorotate dehydrogenase (DHODH) was proposed for the treatment of IBD. Dual RORγt/DHODH inhibitors are expected not only to reduce RORγt-driven Th17 cell differentiation
炎症性肠病 (IBD) 是一种多因素自身免疫性疾病,是一项重大的临床挑战。在此,提出了一种采用视黄酸受体相关孤儿受体γ-t(RORγt)和二氢乳清酸脱氢酶(DHODH)的双靶向方法治疗IBD的策略。预计双重 RORγt/DHODH 抑制剂不仅可以减少 RORγt 驱动的 Th17 细胞分化,还可以减轻 T 细胞的扩增和活化,从而增强抗炎作用。从 2-氨基苯并噻唑 hit 1开始,一系列 2-氨基四氢苯并噻唑被发现是有效的双重 RORγt/DHODH 抑制剂。化合物14d以 IC 50脱颖而出RORγt 的值为 0.110 μM,DHODH 的值为 0.297 μM。在可接受的小鼠药代动力学特征下,14d表现出显着的体内抗炎活性,并且剂量依赖性地减轻了葡聚糖硫酸钠 (DSS) 诱导的小鼠急性结肠炎的严重程度。总之,本研究为开发治疗 IBD 的治疗剂提供了一个新的框架。