supported by the National Natural Science Foundation of China (Grant No. 30600352);the "Top-notch Personnel" Project of Ji-angsu University, the National Basic Research Program of China (Grant No. 2006CB504200);the Open Research Fund Program of the State Key Laboratory of Virology of China (Grant No. 2009008)
HIV-1 co-receptor tropism is central for understanding the transmission and pathogenesis of HIV-1 infection. We performed a genome-wide comparison between the adaptive evolution of R5 and X4 variants from HIV-1 subtyp...