The hormone receptors (estrogen-ER, progesterone-PR) participate in the carcinogenic process in the promotion phase, when expansion of mutated cells occurs. We wanted to know if there is an association between hormone receptor status and XRCC1 expression. The results did not show statistically significant association between XRCC1 and hormonal receptor status. These findings are in agreement with the results of Dufloth et al. [12], who also did not confirm the association between these 2 parameters. Furthermore, polymorphisms of genes that catalyze the balance of oestrogens, progesterones and androgens are part of the steroid hormone pathways and may alter the levels and/or effects of endogenous hormones [17]. In addition, our findings showed no statistically significant relation between XRCC1 and grade, stage of tumor, and involvement of regional lymph nodes.