Safe Polycationic Dendrimers as Potent Oral In Vivo Inhibitors of <i>Mycobacterium tuberculosis</i>: A New Therapy to Take Down Tuberculosis
作者:Serge Mignani、Vishwa Deepak Tripathi、Dheerj Soam、Rama Pati Tripathi、Swetarka Das、Shriya Singh、Ramakrishna Gandikota、Regis Laurent、Andrii Karpus、Anne-Marie Caminade、Anke Steinmetz、Arunava Dasgupta、Kishore Kumar Srivastava、Jean-Pierre Majoral
DOI:10.1021/acs.biomac.1c00355
日期:2021.6.14
antitubercular agents active per se, meaning with intrinsic activity. The strategy is based on the phenotypic screening of a newly designed phosphorus dendrimer library (generations 0–4) against three bacterial strains: attenuated Mycobacterium tuberculosis H37Ra, virulent M. tuberculosis H37Rv, and Mangora bovis BCG. The most potent polycationic phosphorus dendrimers 1G0,HCl and 2G0,HCl are active against all
结核病 (TB) 的长期治疗有时会导致不依从治疗,从而导致耐多药 (MDR) 和广泛耐药 (XDR) 结核病。药物的生物利用度不足是治疗失败的主要因素,从而导致耐药病例的发生。因此,迫切需要设计和开发新型抗分枝杆菌药物,以最大限度地缩短治疗时间并同时减少耐药性的传播。在这里,我们报告了原始的和无细胞毒性的聚阳离子磷树枝状大分子的发展,基本上是第 0 代和第 1 代,也包括第 2-4 代,表面有吡咯烷、哌啶和相关的环氨基,作为新的抗结核药物本身具有活性,表示具有内在活性。该策略基于针对三种细菌菌株的新设计的磷树枝状聚合物文库(第 0-4 代)的表型筛选:减毒结核分枝杆菌H37Ra、毒力结核分枝杆菌H37Rv 和Mangora bovis BCG。最有效的聚阳离子磷树枝状聚合物1G0 , HCl和2G0 , HCl对所有三种菌株都有活性,最小抑制浓度 (MIC) 介于 3.12 和 25.0 μg/mL