HCV NS5A蛋白的强力直接作用小分子抑制剂;Potent, direct-acting, small molecule inhibitor of HCV NS5A protein;Daclatasvir (BMS-790052)是一种高度选择性的HCV NS5A抑制剂,EC50为9-50 pM,在细胞培养中,作用于多种HCV复制基因型和JFH-1基因型2a的感染性病毒。;Daclatasvir (BMS-790052) is a highly selective inhibitor of HCV NS5A with EC50 of 9-50 pM, for a broad range of HCV replicon genotypes and the JFH-1 genotype 2a infectious virus in cell culture.