Epidemiological analysis of GJB2,SLC26A4,mtRNA,GJB3 in nonsyndromic hearing loss in Kashi in Xinjiang
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摘要: 目的: 研究新疆喀什地区非综合征型耳聋常见耳聋基因及其突变位点的分子流行病学及突变特征。方法: 对新疆喀什地区629例重度、极重度非综合征型感音神经性聋患者,用晶芯耳聋基因试剂盒进行GJB2、SLC26A4、mtRNA、GJB3基因10个位点检测,检测阴性患者继续GJB2耳聋基因外显子测序。结果: 629例患者中,GJB2基因突变检出率最高,为60.29%(41/68);SLC26A4为8.82%(6/68);mtRNA为30.88%(21/68);GJB3为0%(0/68)。结论: GJB2基因、SLC26A4、线粒体基因mtRNA为新疆喀什地区非综合征型耳聋常见致病基因。Abstract: Objective: To investigate the epidemiological analysis of the GJB2,SLC26A4,mtRNA and GJB3 gene in nonsyndromic hearing loss in Kashi in Xinjiang.Method: In this study, we analyzed the mutations of GJB2, SLC26A4, mitochondrial mtRNA and GJB3 gene mutations in 629 cases of patients with nonsyndromic hearing loss in Kashi in Xinjiang by using the gene kit.Result: The proportion of GJB2 gene mutation was 60.29%(41/68), the SLC26A4 and mtRNA were 8.82%(6/68)and 30.88%(21/68)respectively.Conclusion: GJB2 gene, SLC26A4, mtRNA gene are common cause of nonsyndromic hearing loss in Xinjiang.
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Key words:
- nonsyndromic hearing loss /
- deafness gene /
- Sanger sequence
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