学科分类
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1 个结果
  • 简介:Autoimmunemechanismsarelikelyinvolvedinthepathogenesisofidiopathicdilatedcardiomyopathy(IDC)andcomponentsofMHCmayserveasmarkersforthepropensitytodevelopimmune-mediatedmyocardialdamage.ThisstudywasconductedtoinvestigatethepossibleassociationbetweenHLA-DQA1,-DQB1allelesandIDCinHanpopulationfromnorthernChinabyusingPCR-basedsequence-specificprimer(PCR-SSP)techniqueforHLAgenotyping.Among68unrelatedIDCpatients,4probandsofIDCpedigreesand100healthycontrols,wefoundthattheallelesofHLA-DQA1*0501andHLA-DQB1*0303conferredsusceptibilitytoIDCwhileHLA-DQA1*0201andHLA-DQB1*0502,*0504alleleswereinnegativeassociationwithIDC.Theserineatposition57(SER57)intheexonofHLA-DQB1*0502and*0504wasconfirmedinourexperimentasamarkerforresistancetoIDC.TheresultssuggestthatHLA-DQpolymorphismmaybeinvolvedinthepathogenesisofIDC.

  • 标签: HLA-DQ 先天性心肌症 华北地区 汉族人口 IDC 细胞免疫学