does it have something to do with the fact that he had multiple myeloma before and got certain treatments related to that? we just don't know. but put that information together across a national database of cancer patients and it can be really valuable. >> reporter: five years since its launch, the company says 2500 oncology clinicians use and contribute to its database, which currently has almost two million patients. that's one out of every eight cancer patients in the country. with the effort to bolster cancer research and data ongoing, not just in new york but in places like louisiana as well, the hope is new treatments will emerge sooner. >> you know, what i'm thinking is what i went through and the treatment, maybe sometime, five, 10, 15 years in the future, somebody else will get this, and what i helped to discover along the way would keep them from an early death, keep them living longer, keep their quality of life longer. if i was guinea pig for that, that's, you know, you can't ask for much more than that in life? >> sreenivasan: earlier this year on newshour weekend we brought