{"title":"慢性乙型肝炎病毒基因型与YMDD变异关系","authors":"林莲英, 张文, 邱峰","doi":"10.3760/CMA.J.ISSN.1008-634X.2006.02.026","DOIUrl":null,"url":null,"abstract":"目的 探讨慢性乙型肝炎病毒(HBV)基因型与YMDD变异的关系.方法选用200例HBV DNA、HbeAg阳性,血清ALT异常的HBV肝炎患者,服拉米夫定(100mg/d)24个月.用PCR(FQ-PCR)检测HBV DNA,分析乙肝病毒野生型YMDD及突变耐药型YIDD/YVDD,HBV基因分型.结果200例慢性乙肝病人C基因型占39%,B基因型占26%,D基因型占22%,B+C混合基因型占10%,其他占3%,包括1例出现YIDD耐药株.服拉米夫定12个月后,YMDD变异率为6%;24个月后,YMDD变异率为15%.结论乙肝病人HBV基因型以C型为主,次为B型及D型;服拉米夫定后大多数病人的DNA水平明显降低,拉米夫定治疗可加速病毒YMDD变异发生,且与服药时间呈正相关;YMDD突变与乙肝病毒的基因型无关。","PeriodicalId":189947,"journal":{"name":"Journal of Modern Clinical Medical Bioengineering","volume":"26 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"2006-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"慢性乙型肝炎病毒基因型与YMDD变异关系\",\"authors\":\"林莲英, 张文, 邱峰\",\"doi\":\"10.3760/CMA.J.ISSN.1008-634X.2006.02.026\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"目的 探讨慢性乙型肝炎病毒(HBV)基因型与YMDD变异的关系.方法选用200例HBV DNA、HbeAg阳性,血清ALT异常的HBV肝炎患者,服拉米夫定(100mg/d)24个月.用PCR(FQ-PCR)检测HBV DNA,分析乙肝病毒野生型YMDD及突变耐药型YIDD/YVDD,HBV基因分型.结果200例慢性乙肝病人C基因型占39%,B基因型占26%,D基因型占22%,B+C混合基因型占10%,其他占3%,包括1例出现YIDD耐药株.服拉米夫定12个月后,YMDD变异率为6%;24个月后,YMDD变异率为15%.结论乙肝病人HBV基因型以C型为主,次为B型及D型;服拉米夫定后大多数病人的DNA水平明显降低,拉米夫定治疗可加速病毒YMDD变异发生,且与服药时间呈正相关;YMDD突变与乙肝病毒的基因型无关。\",\"PeriodicalId\":189947,\"journal\":{\"name\":\"Journal of Modern Clinical Medical Bioengineering\",\"volume\":\"26 1\",\"pages\":\"0\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2006-04-30\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Journal of Modern Clinical Medical Bioengineering\",\"FirstCategoryId\":\"1085\",\"ListUrlMain\":\"https://doi.org/10.3760/CMA.J.ISSN.1008-634X.2006.02.026\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Journal of Modern Clinical Medical Bioengineering","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.3760/CMA.J.ISSN.1008-634X.2006.02.026","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}