Background:Both BRCA1 and BRCA2 are tumor suppressor gene and are inherited as an autosomal dominant. The cumulative lifetime risk of developing invasive breast cancer for those with BRCA1 or BRCA2 mutations ranges from 53% to 89%. Familial breast cancer represent less than 10% of all cancers of the breast. and cancers related to BRCA1 and BRCA2 familial disease account only for three... https://hollandscountryclothinges.shop/product-category/cat-beds/