Abstract

We selected six tagged single nucleotide polymorphisms (SNPs) in the interleukin 17A (IL-17A) and IL-17F genes, and evaluated the relationship between the six common SNPs and environmental factors in cervical cancer patients. Polymerase chain reaction-restriction fragment length polymorphism was used to detect the IL-17A (rs2275913, rs3748067, and rs3819025) and IL-17F (rs763780, rs9382084, and rs1266828) SNPs. The associations between IL-17A and IL-17F gene polymorphisms and risk of cervical cancer were estimated by conditional logistic regression. Compared with the control subjects, the cervical cancer patients had a lower age at first live birth, a habit of smoking, a family history of cancer, and a greater incidence of human papillomavirus-16 or 18 infections. The logistic regression analysis showed that the variant AA genotype of rs2275913 was associated with a significantly higher risk of cervical cancer than the wild-type GG genotype (OR = 1.99, 95%CI = 1.12-3.50). However, no evidence of the association was observed between rs3748067, rs3819025, rs763780, rs9382084, and rs1266828 polymorphisms and the risk of cervical cancer. We suggest that rs2275913 may play a role in the etiology of cervical cancer. These findings could be helpful in identifying individuals at increased risk of developing cervical cancer.

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