3'-Azido-3'-deoxy-5-methylcytidine (CS-92) is a potent xenotropic murine leukemia-related retrovirus ( XMRV ) inhibitor with a CC 50 of 43.5 μM in MCF-7 cells. 3'-Azido-3'-deoxy-5-methylcytidine also inhibits HIV-1 reverse transcriptase with an EC 50 of 0.06 μM in peripheral blood mononuclear (PBM) cells
IC50& Target:HIV-1 0.06 μM (EC 50 , in PBM cells) XMRV 43.5 μM (CC 50 , in MCF-7 cells)