[1] Case Western Reserve Univ, Dept Biol Sci, Sch Dent Med, Cleveland, OH 44106 USA
[2] Shihezi Univ, Sch Med, Dept Biochem, Shihezi, Peoples R China
[3] Univ Texas Hlth Sci Ctr San Antonio, Greehey Childrens Canc Res Inst, Dept Pediat, San Antonio, TX 78229 USA
[4] Univ Nebraska, Nebraska Ctr Virol, Lincoln, NE USA
[5] Univ Nebraska, Sch Biol Sci, Lincoln, NE USA
[6] Univ Southern Calif, Keck Sch Med, Dept Mol Microbiol & Immunol, Los Angeles, CA USA