Acyclovir is activated into a HIV-1 reverse transcriptase inhibitor in herpesvirus-infected human tissues. - Lisco, A; Vanpouille, C; Tchesnokov, EP; Grivel, J-C; Biancotto, A; Brichacek, B; Elliott, J; Fromentin, E; Shattock, R; Anton, P; Gorelick, R; Balzarini, J; et al. (Cell Host Microbe, 2008)