法医学杂志 ›› 2013, Vol. 29 ›› Issue (3): 202-205,208.DOI: 10.3969/j.issn.1004-5619.2013.03.012

• 技术与应用 • 上一篇    下一篇

山东地区汉族人群15个X-STR基因座的遗传多态性

马  腾1,徐  婧1,杨亚军1,孙  宽2,薛付忠3,金  力1,李士林1   

  1. (1. 复旦大学生命科学学院 现代人类学教育部重点实验室,上海 200433; 2. 司法部司法鉴定科学技术研究所 上海市法医学重点实验室,上海 200063; 3. 山东大学公共卫生学院,山东 济南 250012)
  • 发布日期:2013-06-25 出版日期:2013-06-28
  • 通讯作者: 李士林,男,博士,副教授,硕士研究生导师,主要从事法医人类学、群体遗传学研究;E-mail:lishilin0413@gmail.com
  • 作者简介:马腾(1984—),男,内蒙古乌兰察布人,硕士,主要从事法医人类学研究;E-mail:mt152630@163.com
  • 基金资助:

    国家高技术研究发展计划(863计划)(SS2012AA02 1303);国家自然科学基金面上项目(31071096)

Genetic Polymorphisms of 15 X-STR Loci in Shandong Han Population

MA TENG1, XU JING1, YANG YA-JUN1, SUN KUAN2, XUE FU-ZHONG3, JIN LI1, LI SHI-LIN1   

  1. (1. Ministry of Education Key Laboratory of Contemporary Anthropology, School of Life Sciences, Fudan University, Shanghai 200433, China; 2. Shanghai Key Laboratory of Forensic Medicine, Institute of Forensic Science, Ministry of Justice, P.R.China, Shanghai 200063, China; 3. School of Public Health, Shandong University, Jinan 250012, China)
  • Online:2013-06-25 Published:2013-06-28

摘要: 目的 研究山东地区汉族人群15个X-STR基因座的遗传多态性,建立法医学应用数据库。 方法 采用Primer Premier 5.0软件设计多重PCR引物,用4色荧光(FAM、VIC、NED、TET)进行标记,建立多重PCR体系,对山东地区无关汉族人群481例个体(女性295例,男性186例)的15个X染色体上筛选的STR基因座(DXS10011、DXS101、GATA165B12、DXS6795、DXS6800、DXS6801、DXS6803、DXS7132、DXS7133、DXS7423、DXS7424、DXS8377、DXS8378、DXS9898和HPRTB)进行检测。 结果 所检测的15个X-STR基因座中,GATA165B12、DXS6800、DXS6803、DXS7133与DXS7423在中国山东汉族人群中具有中度多态性,其余10个基因座都具有高度多态性(PIC>0.5,H>0.5)。群体中男性样本之间没有检测到共享单倍型。 结论 构建的荧光标记复合扩增体系为建立中国山东汉族人群X-STR基因座群体遗传学数据库及其法医学应用提供了有效的手段。

关键词: 法医遗传学, 多态现象, 遗传, X-STR, 山东, 汉族

Abstract: Objective To investigate the genetic polymorphisms of 15 X-STR loci in Shandong Han population in order to establish the forensic application database. Methods The multi-PCR primers of these loci were designed by Primer Premier 5.0 software and labeled by 4 fluoresceins (FAM, VIC, NED and TET). The developed multi-PCR was used to investigate 15 X-STR loci (DXS10011, DXS101, GATA165B12, DXS6795, DXS6800, DXS6801, DXS6803, DXS7132, DXS7133, DXS7423, DXS7424, DXS8377, DXS8378, DXS9898 and HPRTB) selected from the X chromosome of 481 unrelated individuals (295 females and 186 males) in Shandong Han population. Results Among the 15 X-STR loci, GATA165B12, DXS6800, DXS6803, DXS7133 and DXS7423 showed moderate polymorphisms, while the rest 10 X-STR loci showed high polymorphisms (PIC>0.5 and H>0.5). No shared haplotype was detected among the males in Shandong Han population. Conclusion The developed multi-PCR system with fluorescence detection provides an effective way to establish X-STR loci database of population genetics in Shandong Han population and shows its forensic application.

Key words: forensic genetics, polymorphism, genetic, X-STR, Shandong, Han nationality

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