中国南方汉族人群HLA—Ⅰ、Ⅱ类八个位点等位基因多态性的研究  被引量:10

Study of polymorphisms of HLA class Ⅰ (-A, -B, -C) and class Ⅱ (DRB1 , DQA1 , DQB1 , DPA1 , DPB1) genes among ethnic Hans from Southern China

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作  者:金士正[1] 邹红岩[1] 甄建新[1] 王大明[1] 何柳媚[1] 邓志辉[1] 

机构地区:[1]广东省深圳市血液中心免疫遗传研究室,518020

出  处:《中华医学遗传学杂志》2017年第1期110-114,共5页Chinese Journal of Medical Genetics

基  金:国家自然科学基金(81373158);深圳市卫生计生系统重点学科建设能力提升项目(201506076)

摘  要:目的研究中国南方汉族人群人类白细胞抗原(human leukocyte antigen,HLA)-A、B、C、DRB1、DQA1、DQB1、DPA1和DPB1等位基因的多态性。方法采用聚合酶链式反应-测序分型方法(sequence based typing,SBT)对481名随机南方汉族个体的HLA-A、B、C、DRB1、DQA1、DQB1、DPA1和DPB1基因进行序列分析,用直接计数法计算等位基因频率。结果共观察到HLA-A、B、C、DRB1、DQA1、DQB1、DPA1和DPB1等位基因数分别为28、57、28、40、18、17、6和21个。其中频率高于0.05的常见等位基因有A*1101、A*2402、A*0207、A*3303和A*0201;B*40:01、B*46:01、B*58:01、B*13:01和B*15:02;C*01;D2、C*07:02、C*03:04、C*03:02、C*D8:D1、C*03;03和C*04:01;DRB1*09:01、DRB1*15:01、DRB1*12:02、DRB1*08:03、DRB1*03:01、DRB1*04:05和DRB1*11:01;DQA1*01:02、DQA1*03:02、DQA1*03,03、DQA1*06:01、DQA1*01:03、DQA1*D5:05、DQA1*01:04、DQA1*03:01和DQA1*D5:01;DQB1*D3:01、DQB1*03:03、DQB1*06:01、DQB1*05:02、DQB1*03:02、DQB1*02:01和DQB1*06:02;DPA1*02:02、DPA1*01:03和DPA1*D2:01;DPB1*D5;D1、DPB1*02:01、DPB1*13:01、DPB1*04:01和DPB1*02:02。这些常见等位基因的频率总和分别占相应位点的75.57%、52.81%、78.28%、62.16%、86.70%、77.23%、95.32%和81.59%。结论中国南方汉族人群的HLAA、B、C、DRB1、DQA1、DQB1、DPA1和DPB1等8个位点的等位基因多态性数据可作为人类学、法医学、移植配型和疾病相关性研究和应用的参考数据。Objective To study the genetic polymorphisms of human leukocyte antigen (HLA)- A, B, C, DRB1 , DQA1 , DQB1 , DPA1 and DPB1 among ethnic Hans from southern China. Methods 481 randomly selected individuals were genotyped using a polymerase chain reaction (PCR) sequence-based typing (SBT) method for the above genes. Their allele frequencies were determined by direct counting. Results In total, 28 HLA-A, 57 HLA-B, 28 HLA-C, 40 HLA-DRB1 , 18 HLA-DQA1 , 17 HLA-DQB1 , 6 HLA-DPA1 and 21 HLA-DPB1 alleles were identified. Among these, common alleles (with allelic frequencies 〉 0.05) included A * 1101, A * 2402, A * 0207, A * 3303, A * 0201, B* 40:01, B * 46:01, B*58:01, B*13:01, B*15:02, C* 01:02, C*07:02, C*03:04, C*03:02, C*08:01, C*03:03, C * 04:01, DRB1 * 09:01, DRB1 * 15:01, DRB1 * 12:02, DRB1 * 08:03, DRB1* 03:01, DRB1 * 04:05, DRB1 * 11:01, DQA1 * 01:02, DQA1 * 03:02, DQA1 * 03:03, DQA1 * 06:01, DQA1 * 01:03, DQA1 * 05:05, DQA1 * 01:04, DQA1 * 03:01, DQA1 * 05:01, DQB1 * 03:01, DQB1 ; 03:03, DQB1 * 06:01, DQB1 *05:02, DQB1 * 03:02, DQB1 * 02=01, DQB1 * 03:02, DQB1 * 06:02, DPA1* 02:02, DPA1 * 01:03, DPA1 *02:01, DPB1 * 05:01, DPB1 * 02:01, DPB1 *13:01, DPB1 * 04:01 andDPB1 * 02=02. For each of the locus, the overall frequencies of common alleles were 75. 57%, 52. 81%, 78. 28%,62.16%, 86.70%, 77.23%, 95.32% and 81.59%, respectively. Conclusion The allelic frequencies of the 8 selected HLA loci among ethnic Hans from southern China may served as a reference for anthropology, legal medicine, transplantation and disease association studies.

关 键 词:人类白细胞抗原 等位基因 聚合酶链式反应-测序分型 南方汉族 

分 类 号:R394[医药卫生—医学遗传学]

 

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