In this photo released by Harvard University, Professor of Genetics Jack W. Szostak is seen in his home in Boston Monday, Oct. 5, 2009 after learning he won a share of the 2009 Nobel Prize in medicine. AP Photo logo AP Photo 28 months ago

In this photo released by Harvard University, Professor of Genetics Jack W. Szostak is seen in his home in Boston Monday, Oct. 5, 2009 after learning he won a share of the 2009 Nobel Prize in medicine.