[摘要] [目的] 探讨Y染色体特异性STR基因座DYS19的遗传多态性在朝鲜族男性人群中的分布情况. [方法] 应用PCR，PAGE技术分离扩增产物，结合应用银染显带技术对延边地区朝鲜族男性居民DYS19基因座进行调查. [结果] 在DYS19基因座中检测出5个等位基因，其频率分别为0.06，0.08，0.48，0.32，0.06，个人识别率为66.7%. [结论] 所得到的等位基因频率可为朝鲜族人群法医学个人识别、亲子鉴定及遗传学研究提供依据.

    [关键词] 基因型;遗传多态性;人种群

    Allele frequency of DYS19STR locus in male of Korean-Chinese nationality ethnic group

    CUI Hong 1 ，ZHANG Yong-ji 2 ，XU Qing-song 1 ，CUI Yan 3

    (1.Center of Functional Experimentation;2.Department of Pathology and Forensic Medicine;3.Department of Anatomy and Histology and Embryolgy:Yanbian University College of Basic Medicine，Yanji133000，Jilin，China)

    ABSTRACT:OBJECTIVE To investigate the DYS19STR locus allele distribution among male of Korean-Chinese ethnic group.METHODS The amplification was carried out by PCR and PAGE ......