Article
Gene-environment interaction between HLA-DRB1 shared epitope and heavy cigarette smoking in predicting incident rheumatoid arthritis.
Annals of the rheumatic diseases - 1 Jan 2010
Karlson E W, Chang S-C, Cui J, Chibnik L B, Fraser P A, De Vivo I, Costenbader K H
Abstract excerpt
BACKGROUND: Previous studies have reported an interaction between ever cigarette smoking and the presence of the human leukocyte antigen (HLA)-DRB1 shared epitope (SE) genotype and rheumatoid arthritis (RA) risk. To address the effect of dosage, a case-control study nested within two prospective cohorts to determine the interaction between heavy smoking and the HLA-SE was conducted. METHODS: Blood was obtained...
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