Laboratory Medicine ›› 2018, Vol. 33 ›› Issue (6): 481-485.DOI: 10.3969/j.issn.1673-8640.2018.06.004

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Correlation of ERAP-1 gene polymorphisms with ankylosing spondylitis in Chinese:a Meta analysis

LI Linyun1, PENG Changhua1, MEI Bing1, DONG Li2   

  1. 1. Department of Clinical Laboratory,Jingzhou Hospital,Tongji Medical College,Huazhong University of Science and Technology,Jingzhou 434020,Hubei,China
    2. Department of Rheumatism and Immunity,Jingzhou Hospital,Tongji Medical College,Huazhong University of Science and Technology,Jingzhou 434020,Hubei,China
  • Received:2017-03-29 Online:2018-06-30 Published:2018-07-06

Abstract:

Objective To investigate the correlation of endoplasmic reticulum aminopeptidase 1(ERAP-1)gene single nucleotide polymorphisms(SNP) with ankylosing spondylitis(AS) in Chinese by a Meta analysis. Methods Literatures published from 2009 and 2016 were searched. The frequencies of ERAP-1 gene SNP alleles and genotypes were obtained from original data. The heterogeneities were analyzed by q test. The pooled odds ratios(OR) and 95% confidence intervals(CI) were calculated. Results A total of 9 independent studies were included,and 3 802 Chinese AS cases and 4 930 control cases were enrolled. A total of 10 ERAP-1 gene SNP,including rs27980,rs27037,rs7711564,rs27434,rs27582,rs27044,rs30187,rs10050860,rs2287987 and rs7711564,were analyzed. The Meta analysis showed that rs27037T was a risk factor for AS in Chinese [OR(95%CI) of allele G to T was 1.22(1.12-1.33),P<0.000 01;OR(95%CI) of genotype GG to TT+GT was 1.34(1.18-1.53),P<0.000 01],and rs30187C was a protective factor for AS in Chinese [OR(95%CI) of allele T to C was 0.83(0.68-1.00),P=0.05;OR(95%CI)of genotype TT to CC+TC was 0.80(0.67-0.95),P=0.01]. Other 9 SNP had no correlation with AS in Chinese(P>0.05). Conclusions ERAP-1 gene polymorphisms are correlated with AS in Chinese.

Key words: Endoplasmic reticulum aminopeptidase 1, Ankylosing spondylitis, Single nucleotide polymorphism, Meta analysis, Chinese

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