| genetic and temporal dynamics of human immunodeficiency virus type 1 crf07_bc in xinjiang, china. | to explore the temporal genetic variation of human immunodeficiency virus type 1 crf07_bc and reconstruct its epidemic in xinjiang, china, we studied 216 c2-v4 fragments of env genes sampled from 1996 to 2008. phylogenetic analysis indicates that the viruses prevailing in xinjiang form a large monophyletic cluster and may have originated from a common ancestor. the epidemic in xinjiang was probably established around 1995 (95% confidence interval, 1994-1996). we noted an increased diversity of c ... | 2009 | 19321756 |