Prichard MN, Quenelle DC, Hartline CB, Harden EA, Jefferson G, Frederick SL, Daily SL, Whitley RJ, Tiwari KN, Maddry JA, Secrist JA, Kern ER. Inhibition of herpesvirus replication by 5-substituted 4'-thiopyrimidine nucleosides. Antimicrob Agents Chemother. 2009 Dec; 53(12):5251-8.