![Oliver Smithies, Ph.D., of the University of North Carolina at Chapel Hill School of Medicine, a co-recipient of this year's Nobel Prize in Physiology or Medicine, smiles during a reception at the Oliver Smithies, Ph.D., of the University of North Carolina at Chapel Hill School of Medicine, a co-recipient of this year's Nobel Prize in Physiology or Medicine, smiles during a reception at the](https://c8.alamy.com/comp/2E6PRMB/oliver-smithies-phd-of-the-university-of-north-carolina-at-chapel-hill-school-of-medicine-a-co-recipient-of-this-years-nobel-prize-in-physiology-or-medicine-smiles-during-a-reception-at-the-lineberger-comprehensive-cancer-center-in-chapel-hill-north-carolina-october-8-2007-smithies-shares-the-award-with-two-other-scientists-mario-r-capecchi-of-the-university-of-utah-and-martin-j-evans-of-cardiff-university-in-wales-reuterschris-keane-united-states-2E6PRMB.jpg)
Oliver Smithies, Ph.D., of the University of North Carolina at Chapel Hill School of Medicine, a co-recipient of this year's Nobel Prize in Physiology or Medicine, smiles during a reception at the
![Dr. Oliver Smithies, excellence professor of pathology and laboratory medicine, was awarded a Nobel Prize for his part in the "discoveries of principles for introducing specific gene modifications in mice by the Dr. Oliver Smithies, excellence professor of pathology and laboratory medicine, was awarded a Nobel Prize for his part in the "discoveries of principles for introducing specific gene modifications in mice by the](https://c8.alamy.com/comp/2F151CB/dr-oliver-smithies-excellence-professor-of-pathology-and-laboratory-medicine-was-awarded-a-nobel-prize-for-his-part-in-the-discoveries-of-principles-for-introducing-specific-gene-modifications-in-mice-by-the-use-of-embryonic-stem-cells-in-raleigh-north-carolina-october-8-007-photo-by-shawn-roccoraleigh-news-and-observermctsipa-usa-2F151CB.jpg)
Dr. Oliver Smithies, excellence professor of pathology and laboratory medicine, was awarded a Nobel Prize for his part in the "discoveries of principles for introducing specific gene modifications in mice by the
![Oliver Smithies, Ph.D., of the University of North Carolina at Chapel Hill School of Medicine, a co-recipient of this year's Nobel Prize in Medicine or Physiology, listens to a question during a Oliver Smithies, Ph.D., of the University of North Carolina at Chapel Hill School of Medicine, a co-recipient of this year's Nobel Prize in Medicine or Physiology, listens to a question during a](https://c8.alamy.com/compfr/2d1hrbw/oliver-smithies-ph-d-of-the-university-of-north-carolina-at-chapel-hill-school-of-medicine-a-co-recipient-of-this-years-nobel-prize-in-medicine-or-physiology-listens-to-a-question-during-a-news-conference-at-the-lineberger-comprehensive-cancer-center-in-chapel-hill-north-carolina-october-8-2007-smithies-shares-the-award-with-two-other-scientists-mario-r-capecchi-of-the-university-of-utah-and-martin-j-evans-of-cardiff-university-in-wales-reuters-chris-keane-united-states-2d1hrbw.jpg)