{"id":"d68bfc2f-c818-422d-a526-f81fa15a816e","title":"西藏三个地区的藏族人群Y染色体SNP及STR分型数据（2019-2021）","title_en":"Y chromosome SNP and STR data of three Tibetan populations in Tibet (2019-2021)","serial":"","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。","instructions":"Excel文件，可用office excel打开，查看和编辑","description":"为研究藏族人群的父系遗传结构，我们采集了阿里（n=211）、昌都（n=119）和林芝（n=117）的男性藏族个体共447个。首先，通过SNP分型的方法，确定了每个样本的单倍群归属。其次，采用ABI 3130XL，用荧光标记引物对8个STR位点进行检测，以进一步研究该人群的Y染色体遗传多样性。结果表明，三个地区的藏族人群以D类群为主（阿里54.50%、林芝64.10%、昌都67.23%），其中D-P47的频率最高（阿里29.39%、林芝51.28%、昌都55.46%），D-N1则呈现相反的趋势，昌都10.92%、林芝11.97%、阿里21.33%。其次是O-M117（平均频率25.28%），其中阿里最高（29.86%）、其次是林芝（26.50%）和昌都（15.97%）。此外，相比于其他两个群体，阿里藏族群体中还有着较多的欧亚西部组分，如R-M17（1.42%）、R-M343（1.42%）、以及J类群，这反映了欧亚西部人群对藏族人群的遗传影响。本数据及和去年发布的拉萨藏族Y染色体数据相整合，能够实现不同藏族人群的遗传结构的比较，进而通过系统发育以及溯祖分析，能够揭示不同藏族人群的群体历史。","doi":"10.11888/HumanNat.tpdc.271869","projection":"","language":"zh","share_type":"online","east":97.17,"west":80.11,"south":29.65,"north":32.5,"scale":null,"crs":null,"filesize":0.06,"share_policy":"a","ts_created":"2021-11-28T11:12:53.297329+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-12-13T14:04:36.753506+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"于黎 ","username":"于黎","email":"yuli@ynu.edu.cn","is_cancel_expert":false}],"review_editor":{"id":42421,"last_login":"2022-04-08T15:16:51.670544+08:00","username":"任慧霞","email":"510727846@qq.com","is_active":true,"is_staff":true,"user_name":"任慧霞"},"data_sources":null,"temporal_resolution":"Yearly","spatial_resolution":"1km - 10km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"d68bfc2f-c818-422d-a526-f81fa15a816e","three_pole":null,"third_pole":"XDA20040102"},"username":"XDA20040102","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":481}