Genetic characterization of malignant melanoma and breast cancer
Malignant melanoma and breast cancer are common malignant diseases characterized by considerable heterogeneity with respect to genetics, histopathology, biology and clinical course. In breast cancer, two major susceptibility genes have been identified, BRCA1 and BRCA2, which account for a significant proportion of high-risk breast cancer families. Breast tumors arising in BRCA1 or BRCA2 mutation c