| Breast cancer is the most widespread cancer that | | | | cancer-connected to the BRCA1 gene, but the |
| has an effect on women in the United States. | | | | BRCA2 gene is linked with extremely low |
| There are minimally two most important genes | | | | occurrence of ovarian cancer. No male breast |
| (BRCA1 and BRCA2) that when they mutate | | | | cancer cases have been observed in the BRCA1 |
| may lead to breast cancer. These genes could be | | | | family sets, while some cases are at hand in the |
| passed from parent to child, growing the risk of | | | | BRCA2 families. To date connection of these two |
| developing cancer in those children that have | | | | genes has not been established for every family |
| parent transmitting these genes. | | | | with hereditary tendency to breast cancer, thus |
| BRCA2 is supposed to be alike in significance to | | | | additional genes conferring inheriting risk continue |
| the BRCA1 gene. However, there are distinctions | | | | to be exposed. |
| in these genes. The high occurrence of ovarian | | | | |