HLA-B is one of a number of highly variable genes responsible for immune function on chromosome 6.
HLA - B是一系列高度变异基因之一，其与染色体6的免疫功能有关。
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Objective To investigate the genetic polymorphism of HLA-B locus in Guangdong Han population and compare the characteristic of the allele frequency distribution with that in other populations.
目的调查广东汉族人群HLA-B位点基因多态性，比较不同人群HLA-B等位基因频率分布特征。
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Conclusion Distribution of HLA-A, b, DRB1 genetic character in Hubei Chinese Han was resemble to southern Han population, while their own characteristics still existed.