Researchers get to bottom of how body repairs DNA
By Greg Kline
Sunday March 16, 2008
DNA molecules that hold our genetic code and are essential to our health and well-being get a lot of abuse for all the good they do us.
Radiation, toxic chemicals, ultraviolet light and other factors cause damage and mutations in the molecules something like 20,000 times a day, University of Illinois researcher Robert Pugh noted recently.
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