研究表明HLA与白癜风的相关性具有种族差异性。

Studies have shown that the association of HLA with vitiligo varies among different ethnic groups.

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美国往往忽视中国内部差异性的一个原因在于，在有关美国同质异质的讨论中，种族往往占到很大分量。

One reason that Americans tend to overlook the degree of diversity within China is that ethnicity and race loom so large in U. S. discussions of heterogeneity and homogeneity.

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MIF基因- 173位点等位基因频率分布具有种族的差异性。

There exists ethnic difference in the distribution of MIF -173 SNP alleles.

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