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摘要: 目的:应用PCR-SSP法对吉林省汉族人群人血小板同种抗原系统(HPA)1~6进行基因及其多态性分布特征研究。方法:用DNA试剂盒提取外周血标本中DNA,通过特异性引物(PCR-SSP)扩增HPA等位基因。检测200名HPA1~6抗原系统共12个抗原的基因分型。结果:200名无偿献血并无血缘关系的吉林省汉族人群HPA基因频率为:HPA-1a 0.990 0、1b 0.010 0;2a 0.930 0、2b 0.070 0;3a 0.557 5、3b 0.442 5;4a 1.000 0、4b 0.000 0;5a 0.990 0、5b 0.010 0;6a 0.987 5、6b 0.012 5。结论:吉林地区血小板志愿捐献者HPA1~6抗原系统的基因频率符合Hardy-Weinberg遗传定律,与其他地区和国家的同类资料相比显示出种族和地域性差异,由此建立起了吉林地区已知HPA基因型的血小板捐献者资料库。Abstract: Objective: To analyze the gene polymorphism distribution characteristics of human platelet antigen(HPA)1~6 using polymerase chain reaction with sequence specific primers (PCR-SSP) in Jilin Han population.Method: DNA was extracted from peripheral blood samples from 200 Han donors in Jilin Province by DNA kit and PCR-SSP was introduced to analyze the genotypes of HPA 1~6.Result: HPA allele frequencies of 200 Han donors in Jilin Province were HPA-1a 0.9900,1b 0.0100;2a 0.9300,2b 0.0700;3a 0.5575,3b 0.4425;4a 1.0000,4b 0.0000;5a 0.9900,5b 0.0100;6a 0.9875,6b 0.0125.Conclusion: HPA allele frequencies of Han population in jilin province fit Hardy-Weinberg equilibrium,and compared with other regions and countries,they had race and regional differences.Thus a database of platelet donors with known HPA genotype was established in Jilin province.
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Key words:
- PCR-SSP /
- human platelet antigen /
- gene frequency Jilin province
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