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新疆维吾尔族抑郁症基因样本库的初步建立及应用

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目的:初步建立标准的新疆维吾尔族抑郁症 DNA样品库,并进行 TPH-2基因多态性的研究。方法收集2010年1月-2013年1月于新疆医科大学第一附属医院精神科及新疆其他精神病院治疗的800例维吾尔族抑郁症患者的一般人口学资料、临床信息及DNA样本。DNA样品经质量控制后,保存于新疆医科大学第一附属医院重大疾病资源标本库,并建立与之一一对应的临床资料数据库,进行危险因素的评估。采用 DNA直接测序法进行TPH-2基因多态性与抑郁症自杀倾向的关联性研究。结果(1)初步应用DNA样品库后发现 rs7305115位点中基因型成功测定率为99.6%。(2)不同文化程度、职业的患者 HAMD-17评分差异均有统计学意义(P均<0.05);(3)基因型 A/A、A/G、G/G的 HAMD-17评分差异无统计学意义(P >0.05);(4)无自杀倾向组和有自杀倾向组间 rs7305115位点等位基因与基因型分布频率差异无统计学意义(P >0.05)。结论初步建立了标准的新疆维吾尔族抑郁症DNA样品库,文化程度和职业可影响疾病的严重程度,未发现 TPH-2基因与抑郁症自杀倾向存在明显关联。
The initial building and application of the DNA specimen database in Uygur Chinese population with depression
Objective To built up the normative DNA specimen bank of Uyghur population with depression initially,and to analyze the polymorphism of TPH-2 gene.Methods 800 Uyghur patients with depression were collected by the demography,clinical data and DNA specimens from January,2010 to January 2013. After quality control,DNA specimens were retained in the vital diseases repository of the first Affiliated Hospital to Xinjiang Medical University,then we set up the clinical data repository,and assessed the pos-sible risk factors of the disease.According to direct DAN sequencing ,we investigated the association be-tween the polymorphism of TPH-2 gene and suicidal tendencies of depression.Results (1)The result of preliminary application shows that 99.6% of samples were genotyped successfully for rs7305115.(2)The significant differences of HAMD-1 7 scores were found between groups with different educational back-ground or professions (P <0.05).(3)The scores of HAMD-17 had no differences statistically among dif-ferent genotypes(A/A,A/G,G/G)(all P >0.05).(4)rs7305115 was not found to have genotypic or al-lelic association with suicidal tendencies between the cases with suicide intension and those without (P >0.05).Conclusion The normative DNA specimen database of Uyghur population with depression was built up initially.Literacy level and social status were associated with the condition of the disease.But it failed to find the correlation between TPH-2 gene and depression.

depressionDNA specimen bankTPH-2 genepolymorphism

张丽丽、韩书贤、安治国、钟衔江、罗晓、伊琦忠

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新疆医科大学第一附属医院心理医学中心,乌鲁木齐 830054

抑郁症 DNA样本库 TPH-2 基因 基因多态性

新疆维吾尔自治区自然科学基金国家自然科学基金

2010211A5181360209

2014

新疆医科大学学报
新疆医科大学

新疆医科大学学报

CSTPCD
影响因子:0.76
ISSN:1009-5551
年,卷(期):2014.(10)
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