Synthesis, antiviral activity, cytotoxicity and cellular pharmacology of l-3′-azido-2′,3′-dideoxypurine nucleosides
作者:Hong-wang Zhang、Mervi Detorio、Brian D. Herman、Sarah Solomon、Leda Bassit、James H. Nettles、Aleksandr Obikhod、Si-jia Tao、John W. Mellors、Nicolas Sluis-Cremer、Steven J. Coats、Raymond F. Schinazi
DOI:10.1016/j.ejmech.2011.05.051
日期:2011.9
used to prepare eleven modified l-3′-azido-2′,3′-dideoxypurine nucleosides. These l-nucleoside analogs were evaluated against HIV and hepatitis B virus. The l-3′-azido-2′,3′-dideoxypurines nucleosides were metabolized to nucleoside 5′-triphosphates in primary human lymphocytes, but exhibited weak or no antiviral activity against HIV-1. The nucleosides were also inactive against HBV in HepG2 cells.
微波辅助优化转糖基化反应用于制备 11 种修饰的l -3'-azido-2',3'-dideoxypurine 核苷。这些l-核苷类似物针对HIV和乙型肝炎病毒进行了评估。的升-3'-叠氮基-2',3'-dideoxypurines核苷代谢成原代人淋巴细胞核苷5'-三磷酸,而是针对HIV-1表现出弱或无抗病毒活性。核苷对 HepG2 细胞中的 HBV 也无活性。前稳态动力学实验表明,升-3'-叠氮基-2',3'-双脱氧嘌呤核苷三磷酸可通过纯化的HIV-1逆转录酶结合,尽管它们的催化效率(ķ POL / ķ d) 的合并率很低。有趣的是,l -3'-azido-2',3'-dideoxyadenosine的氨基磷酸酯前药表现出抗 HIV-1 活性而无显着毒性。