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The genetic susceptibility of HLA-DRB1 allele to anaphylactoid purpura in juvenile Mongolia inhabited in lnner Mongolia

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Author:
No author available
Journal Title:
CHINESE JOURNAL OF PRIMARY MEDICINE AND PHARMACY
Issue:
11
DOI:
10.3760/cma.j.issn.1008-6706.2002.11.001
Key Word:
过敏性紫癜;儿童;蒙古族;HLA-DR基因;PCR-SSP

Abstract: 目的探索内蒙籍蒙古族儿童HLA-DRB1等位基因对过敏性紫癜(AP)的遗传易感性.方法采用PCR-SSP技术,在祖籍三代居住内蒙地区蒙古族人群中,选择57例儿童AP和102例健康儿童,作以HLA-DRB1等位基因的型别分析.结果病例组DRB1110x等位基因频率为13.2%,明显高于对照组6.1%,差异有显著意义(χ2=4.378,P=0.036<0.05).并得出RR=2.386>1,其95%可信区间为1.045~5.447,其内不包含1,与P值意义相符,既有统计学意义,又有实际意义.EF=0.143>0.结论 HLA-DRB1110x等位基因可能是内蒙籍蒙古族儿童AP发病单体型中一个遗传易感基因.

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