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Genetic Polymorphism of DXS7423,DXS7424,DXS7132,DXS7133,DXS6804 Loci on X-chromosome in Ewenke Population
Author(s): GU Shanzhi, TONG Muer, LI Xiaozhong, LI Shengbin
Pages: 192-
194
Year: 2005
Issue:
3
Journal: JOURNAL OF FORENSIC MEDICINE
Keyword: X染色体; 短串联重复序列(STR); 遗传多态性; 中国鄂温克族群体;
Abstract: 目的以无关个体为研究对象,研究鄂温克族人群X染色体5个STR位点的遗传多态性,建立群体遗传数据库.方法用聚合酶链反应(PCR)、变性聚丙烯凝胶电泳和银染的方法,检测98名中国鄂温克族DXS7423,DXS7424,DXS7132,DXS7133,DXS6804位点的重复序列长度的变化.结果5个STR位点在鄂温克族群体均具有遗传多态性,x2检验表明多态性分布符合Hardy-Weinberg平衡定律.结论中国鄂温克族X染色体5个STR基因座群体遗传数据资料,可用于法庭科学个体识别、亲子鉴定及其他人类学研究.
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