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Absolutely heroic. that is what brad pitt is calling his wife's decision to undergo a preventative double mastectomy in order to reduce her chances of developing breast cancer. jolie revealing in a new op-ed "new york times," i chose not to keep my story private because there are many women who do not know they might be living under the shadow of cancer. gene testing revealed jolie carries brca 1, the gene that causes breast cancer. the actress's mom battled breast cancer for ten years before succumbing to the disease at materially age of 56. joining me now is dr. julian kim, division chief of...

Now listen to this. >> genetics, what can it mean, the ability to perfect the physical and mental characteristics of every unborn child. >> that was a clip from the 1997 sici-fi movie "gatica" to ensur only the best traits are handed down from generation to generation. dna becomes the passport to better careers and lifestyles but could a person's genetics be exploited for commercial gain in real life? on monday the supreme court is going to be hearing arguments to determine if companies can patent human genes and the decision could have a major impact on cancer research here in the u.s.. of th...

The risk factor groups are the ones that they may have genetic family history of ovarian cancer and if you have one of these genes, brca-1 and brca-2, they are at high risk and if you have never been pregnant in the past, it is a risk, and, obesity is a risk and, the exciting thing about ovarian cancer, there is a group in yale, coming up with a genetic testing or screening and i'm excited about this, because they are looking at a few proteins that change in our dna when it comes to ovarian cancer, such as prolactin, or insulin growth factors, or lecthin and that is 20 to $30 for the test and ...

Answers from all of them. so i think that if you're interested in knowing your genetic vulnerability, speak to your doctor. he or she will be able to know what specific test to take and where to send it. that's important, for example, in breast cancer. a woman has a sister or a mother or some other familial incident of breast cancer, she may want to know whether she's vulnerable. there is a very reliable test for that which identifies the brca 1 and brca 2 genes. if you turn out to have one of those genes, you may very legitimately want to consider having your breasts or ovaries removed to pre...

That they're not patented in natural form but purified. has that been a good thing? again, that's the question to ask. does this benefit the public? are the patents producing something the public benefits from? i think when it comes to some patents used to inspire therapeutic development like, for instance, amgen would say they would not have invested to treat anemia without a patent on the gene afraid somebody else would swoop in and take over their market after they'd done all the work. so perhaps in therapeutics, these patents have benefits the public. in diagnostics on the other hand, like...