Discovery of Novel Fungal Lanosterol 14α-Demethylase (CYP51)/Histone Deacetylase Dual Inhibitors to Treat Azole-Resistant Candidiasis
作者:Guiyan Han、Na Liu、Chenglan Li、Jie Tu、Zhuang Li、Chunquan Sheng
DOI:10.1021/acs.jmedchem.0c00102
日期:2020.5.28
develop novel strategies and effective therapeutic agents to combat drug resistance. Herein, the first generation of lanosterol 14α-demethylase (CYP51)-histone deacetylase (HDAC) dual inhibitors was designed, which exhibited potent antifungal activity against azole-resistant clinical isolates. In particular, compounds 12h and 15j were highly active both in vitro and in vivo to treat azole-resistant
侵袭性真菌感染(尤其是念珠菌病)在全球范围内正在作为严重的传染病出现。由于严重的抗真菌药耐药性,目前用于念珠菌病的治疗方法的疗效有限,并且死亡率高。然而,开发新的策略和有效的治疗剂以对抗耐药性是极富挑战性的。在此,设计了第一代羊毛甾醇14α-脱甲基酶(CYP51)-组蛋白脱乙酰基酶(HDAC)双重抑制剂,该抑制剂对唑类耐药临床分离株表现出有效的抗真菌活性。特别地,化合物12h和15j在体外和体内对治疗吡咯抗性念珠菌病均具有高活性。抗真菌机制研究表明,它们的作用是阻断真菌中麦角固醇的生物合成和HDAC催化活性,抑制外排泵的功能,酵母菌到菌丝的形态转变和生物膜形成。因此,CYP51-HDAC双重抑制剂代表了一种开发新颖的抗唑类念珠菌病抗真菌药的策略。