Mice whose mothers received the highest dosage, 50 mg of BPA per kg diet, were seven times more likely to have tumors than those whose mothers were not exposed to BPA.Bisphenol A, or BPA, is a chemical most commonly found in plastics, cash register receipts and the lining of food cansThe researchers fed 6-week-old female mice diets containing one of three environmentally relevant doses of BPA prio