Dr Kienan Savage
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BRCA1: Hopes for women at high risk of breast and ovarian cancer

28 March 2014 Last updated at 18:40 GMT

Women at high risk of breast and ovarian cancer may soon be able to avoid the stark choice of preventative surgery after a research breakthrough.

Dr Kienan Savage from Queen's University says researchers understand that there is a link between oestrogen and breast and ovarian cancer.

He says drugs could potentially reduce oestrogen levels and prevent cancer.