The family of SRs comprises estrogen (ER), progesterone (PR), androgen (AR), glucocorticoid (GR) and mineralocorticoid (MR) receptors [2], all expressed in healthy human mammary gland as well as in various types of breast cancer (Expression Atlas https://www.ebi.ac.uk/gxa/home [3]). This evidence concerns the gene NR3C1 and breast cancer.