中国汉族Tourette综合征患者HTR-2A102T/C多态性的家系关联分析  被引量:3

Genetic association of 5-HTR2A 102 T/C polymorphism with Tourette syndrome in a family.based associ- ation study in a Chinese Han population

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作  者:郑兰兰[1] 周瑞玲[2] 岳涛[3] 张心华[1] 王学芹[4] 姜韦华[1] 刘世国 

机构地区:[1]青岛大学医学院精神病与精神卫生学教研室,青岛266003 [2]日照市人民医院 [3]青岛市第八人民医院神经外科 [4]青岛大学医学院 [5]附属医院遗传室山东省代谢病重点实验室

出  处:《中华行为医学与脑科学杂志》2012年第11期1003-1005,共3页Chinese Journal of Behavioral Medicine and Brain Science

摘  要:目的探讨中国汉族群体5-羟色胺受体102T/C(HTR-2A102T/C)多态性与Tourette综合征(TS)的关系。方法对101个核心家系(TS患者及其父母)采用聚合酶链反应和限制性内切酶消化(PCR—RFLP)、传递不平衡检验(TDT)方法和单倍型相对风险分析(HRR),研究HTR-2A102T/C多态性与TS的关系。结果对父母组和患者组的等位基因和基因型进行Hardy—Weinberg遗传平衡法则检验,等位基因和基因型分布符合Hardy—Weinberg平衡检验(父母:)x^2=0.823,P=0.364;TS:x^2=0.365,P=0.546)。HTR-2A102T/C多态性与Ts没有明显关联(TDT=0.353,af=1,P=0.621;HRR=1.127,妒:0.358,P=0.550,95%CI:0.762~1.666)。结论HTR-2A102T/C多态性可能不是汉族人群TS发病的易感基因位点,但此结论仍需进一步扩大样本并在不同的种族中验证。Objective To investigate whether polymorphism of 102 T/C in 5-HTR2A (serotonin receptor 2A) are associated with Tourette syndrome (TS) in Chinese Han population or none. Methods A total of 101 TS patients and their parents were recruited for the study. The genetic contributions of the 5-HTR-2A 102 T/C poly- morphism in 5HTR2A were evaluated using polymerase chain reaction and restriction enzyme digestion (PCR- RFLP) and haplotype relative risk (HRR) and transmission disequilibrium test (TDT) statistics. Results The results revealed no significant associations between the 5-HTR-2A 102 T/C polymorphism and TS (HTR-2A 102 T/C,TDT = 0. 353, dr= 1, P = 0.621 ;HRR = 1. 127, X2 = 0. 358, P = 0. 550,95% CI :0. 762-1. 666). Conclu- sion The data suggest that the HTR-2A 102 T/C polymorphism may not be associated with susceptibility to TS in the Chinese Han population. However, these results need to be replicated using larger datasets collected from differ- ent populations.

关 键 词:TOURETTE综合征 HTR 2A 102 T C多态性 传递不平衡检验 单倍型相对风险分析 

分 类 号:R749.94[医药卫生—神经病学与精神病学]

 

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