A chemical commonly found in hard plastics, currency bills and paper receipts, may increase the aggressiveness of breast cancer.
Bisphenol S (BPS) may increase the aggressiveness of breast cancer as it is an endocrine-disrupting chemical, researchers say.
Most breast cancers are estrogen receptor positive and, according to the U.S. National Cancer Institute, 55 to 65 % of women who inherit a harmful mutation in the BRCA1 gene will develop breast cancer.
