| [env gene sequencing and hiv-1 subtyping of infected msm from beijing]. | objective: to comprehend the latest hiv-i epidemic tendency and the character of v3 loop in msm population of beijing. methods; the c2-v3 regions of the hiv envelop gene were amplified by nest-pcr and sequenced from 11 hiv-l-infected msm in beijing in 2007. the subtype and sequences of v3 loop was analyzed. results there are 4 subtype b strains, 5 crf ae, 1 crfo7bc and 1 crf15-01b strains within all 11 strains. there are five types of central motifs of the 11 samples, in which gpgr and gpgq are ... | 2009 | 20108772 |
| hepatitis g virus infection in screened chinese blood donors. | to determine the prevalence of the recently identified hepatitis g virus (hgv)/gbv-c in screened chinese paid blood donors. | 1998 | 9481862 |
| [subtype and sequence analysis of gag genes among hiv-1 strains circulating in beijing during 2007]. | to investigate the subtype distribution and sequence characteristics of hiv-1 strains prevalent in beijing during 2007 and to analyze the relationship between distribution of hiv-1 subtypes and transmission routes, we collected the anti-conglutinated whole blood samples from hiv-1 newly infected individuals in beijing during 2007 and separated plasma specimens from the aamples. rnas were extracted and the gag genes from the various samples were amplified by rt-pcr and nest-pcr. the pcr products ... | 2009 | 20077931 |
| association of asymptomatic oral candidal carriage, oral candidiasis and cd4 lymphocyte count in hiv-positive patients in china. | to compare the prevalence of asymptomatic oral candidal carriage in healthy volunteers with human immunodeficiency virus (hiv)-positive patients in china, as well as to investigate the relationship between cd4+ lymphocyte count and oral candidal colonization or oral candidiasis. | 2006 | 16390467 |