A member asked:

What happens when your p53 genes are overactive?

A doctor has provided 1 answer

Bad information: Mutated p53 passed from parent to child is underactive and predisposes one to early and unusual cancers. As a cancer develops, p53 activity is often lost through mutation. There's a mutant mouse with overactive p53 that seems to age rapidly because p53 clears cells that may be injured. Don't worry about it.

Answered 9/19/2012

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