AR gene has contrary effects on prostate and breasts cancers Gene promotes prostate cancers when ‘turned on,’ breast cancer when -turned off-Researchers at Cleveland Clinic have discovered a gene – known as an androgen receptor – is found in both prostate and breast cancers yet has contrary effects on these illnesses. In prostate tumor, the AR gene promotes cancer development when the gene is turned on. In breast cancer, the AR gene promotes cancer development when the gene is normally turned off, as is usually the case after menopause, when AR creation ceases in women priligy 30 . This implies that treating breast and prostate cancers require completely opposite methods to AR. In treating prostate tumor, the strategy ought to be to block AR; in breasts cancer, the strategy should be to support AR production.