Megan McGrath - Everyone has BRCA genes in their cells. If you are a woman and one of your BRCA gene copies has a mutation, your risk of developing breast cancer is very high - up to 87 percent in some cases. A biotechnology company called Myriad Genetics Inc. was the first to discover the healthy, normal code of BRCA. Because a mutation is an error in that code, the normal sequence can be used to test for the breast cancer-causing BRCA mutation. Myriad developed the test, and won patent ...
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