High genetic diversity including potential new subtypes of hepatitis C virus genotype 6 in Lao People's Democratic Republic

被引:33
作者
Huebschen, J. M. [1 ]
Jutavijittum, P. [2 ]
Thammavong, T. [3 ]
Samountry, B. [4 ]
Yousukh, A. [2 ]
Toriyama, K. [5 ]
Sausy, A. [1 ]
Muller, C. P. [1 ]
机构
[1] Ctr Rech Publ Sante, Inst Immunol, Lab Natl Sante, L-1950 Luxembourg, Luxembourg
[2] Chiang Mai Univ, Dept Pathol, Fac Med, Chiang Mai 50000, Thailand
[3] Natl Blood Transfus Ctr, Viangchan, Lao PDR, Laos
[4] Univ Hlth Sci, Dept Pathol, Fac Med Sci, Viangchan, Lao PDR, Laos
[5] Nagasaki Univ, Dept Pathol, Inst Trop Med, Nagasaki 852, Japan
关键词
Genotype; HCV; Laos; phylogeny; subtype; COMPLETE GENOMES; BLOOD-DONORS; CHINA; INFECTION; SEQUENCE;
D O I
10.1111/j.1469-0691.2011.03665.x
中图分类号
R51 [传染病];
学科分类号
100401 ;
摘要
Sera from 105 anti-HCV-positive first-time blood donors collected in 2004, 2005 and 2008 in different provinces in Laos were investigated by PCR. Forty-five samples were positive for HCV (42.86%); two belonged to subtype 1b (2/45, 4.4%) and all others to genotype 6 (43/45, 95.6%), including subtypes 6b, 6h, 6k, 6l, 6n and 6q. Three groups of sequences were not clearly attributable to any genotype 6 subtype, two of which may be regarded as candidates for new subtypes of genotype 6. Two samples were mixed infected with different subtypes or clusters of genotype 6 viruses.
引用
收藏
页码:E30 / E34
页数:5
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