1.   On the one hand, it could result in more effective treatments for hereditary breast cancer.

2.   Together the two genes account for the great majority of cases of hereditary breast cancer.

3.   When scientists first began closing in on the gene behind many cases of hereditary breast cancer, they could not help but let their fantasies fly.

4.   Scientists have found the first direct evidence that a gene causing hereditary breast and ovarian cancer also plays a role in far more common non-inherited tumors.

5.   His fellow cancer researcher, Mary-Claire King, who did pioneering work on hereditary breast cancer, sums up the transformation.

6.   Also in the area of prevention, a study will be presented that shows positive results in preventing hereditary breast and ovary cancer from the removal of the ovaries.