Fear to Fail

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…showed last 75 words of 549 total…may self-destruct. Now, researchers have found one of the first proteins produced in this chain of command. p53 is actually a tumor suppressor, and that it is altered in the majority of colon cancers. Since then, mutant forms of p53 have cropped up in so many tumors and aroused so much interest that Science hailed the p53 protein as the "Molecule of the Year" in 1993. The p53 gene was originally discovered in 1979 by Arnold Levine.