DNA's repair system studied in hopes of better cancer treatments

For a human cell, this is a scary world. Each of the 60 trillion or so cells in the average person's body is damaged tens of thousands, perhaps a million, times a day, scientists say.

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<p><a href="http://www.physorg.com/news165692290.html">DNA's repair system studied in hopes of better cancer treatments</a></p> <p>For a human cell, this is a scary world. Each of the 60 trillion or so cells in the average person's body is damaged tens of thousands, perhaps a million, times a day, scientists say.</p>