Word: tumors
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Though his work did not originally have to do with cancer, Folkman soon realized that the formation of new blood vessels was crucial to tumor growth...
...tumor to grow beyond the size of a pencil eraser, it recruits its own blood supply, and it does that day after day," Folkman says...
...even after a small tumor forms, cutting off its blood supply could render it harmless by preventing it from growing or spreading...
...rising PSA level after treatment is not necessarily a death warrant. Whenever the prostate is surgically removed (or destroyed by radiation therapy), the PSA level should fall to zero. So unlike the more ambiguous pre-operation tests, any increase in PSA levels after surgery almost always means that some tumor cells have escaped and are growing elsewhere in the body. Prostate cancer usually grows so slowly, however, that patients often die of something else before its spread becomes noticeable...
...regular tumor detection right now there is a lot of misdiagnosis because you can't diagnose the early stage of the tumor growth," said Tung. "We've developed contrast agents so hopefully we can detect the signal from the tumor, and detect the tumor, earlier...