My mother has breast cancer and I have the abnormal BRCA1 gene.

我母亲是乳腺癌患者，我的BRCA1基因也不正常。

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A simple blood test had revealed that I carried a mutation in the BRCA1 gene.

因为一项简单的血检显示，我的BRCA1基因存在突变。

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Conclusions: The mutations of BRCA1 gene are involved in carcinogenesis and development of primary ovarian cancer.

结论：BRCA1基因突变与原发性卵巢癌的发生紧密相关。

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However, by adding a healthy copy of the BRCA1 gene they were able to restore the surveillance system.

BBC: Breast cancer trigger investigated

Heidi Kilgariff, 35, from Bracknell, had the operation because she has the same mutated BRCA1 gene as Hollywood star Angelina Jolie.

BBC: Heidi Kilgariff with a cushion

At the moment, doctors know about a number of genes which predispose someone towards developing cancer, such as the BRCA1 gene in breast cancer.

BBC: The future of cancer treatment