defined:

The first breast cancer genes to be identified. Mutated forms of these genes are believed to be responsible for about half the cases of inherited breast cancer, especially those that occur in younger women. Both are tumor suppressor genes.

explained:

Listen to a detailed explanation.

Dr. Lawrence Brody, of the National Human Genome Research Institute's Genetic and Molecular Biology Branch, defines BRCA1/BRCA2.

related
terms:

cancer, gene, mutation, tumor suppressor gene

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