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General info BRCA1 and BRC2 Links BRCA1 and BRCA2 : ResourcesBRCA general information Hereditary forms of breast cancer constitute only about 5% to 7% of the total cases of breast cancers. However this is an important topic because, once a woman inherits one of the genetic mutations, there is a high chance of that woman developing breast cancer. Screening of women who have inherited breast cancer related genetic mutation, and testing of their family members are very important because of substantial increase...... BRCA1 and BRC2 BRCA1 gene is located on the 17th chromosome. This gene is very large and complex in nature. More than 500 different types of mutations are identified on this gene. BRCA1 mutations are inherited in an autosomal dominant pattern and can be passed to the offspring by either of the parents. BRCA1 mutations are associated with increased risk of breast, ovarian cancers. BRCA1 mutations are also associated with increased risk...... Other resources for breast cancer |