TLR9 and cervical carcinoma: Even though no direct role of TLR9 promoter SNPs has been reported in cervical cancer, the T allele of TLR9 promoter SNP rs187084 (−1486T/C) together with G allele of intronic rs352139 A/G SNP have been suggested to down regulate TLR9 expression in systemic lupus erythematosus44.