by Jack Lucentini
RESEARCH	A Push and a Pull for PARP-1 in Aging Does the DNA-repair mechanism fit into the longevity puzzle? Email: Jack Lucentini - jlucentini@the-scientist.com The Scientist 2005, 19(15):22 Published   1 August 2005

Understanding the mechanisms that underlie aging remains a bedeviling problem, but not because of a lack of answers. If anything, there seem to be too many answers – or at least enticing clues – each leading in different directions.

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