[1] NIAID, Hepat Pathogenesis Sect, Infect Dis Lab, NIH, Bethesda, MD 20892 USA
[2] NIAID, Bioinformat & Computat Biosci Branch, NIH, Bethesda, MD 20892 USA
[3] NCI, Pathol Lab, NIH, Bethesda, MD 20892 USA
[4] Brotzu Hosp, Liver Transplantat Ctr, Cagliari, Italy
[5] Univ Cagliari, Dept Biomed Sci, Cagliari, Italy