Nobel Prize In Medicine

To two stem-cell pioneers

One trained in surgery then decided he was no good at it. The other was told by a teacher that the idea of his becoming a scientist was "ridiculous." But Japan's Dr. Shinya Yamanaka and Britain's John Gurdon persevered to share this year's Nobel Prize in Physiology or Medicine. Gurdon launched the field of stem-cell science in 1962 by proving that adult cells of a frog retain the genetic material needed to produce a new tadpole. Forty-four years later, Yamanaka took that finding to the extreme when he mixed four genes with adult skin cells from mice (and later humans) and...

Want the full story?

Subscribe Now


Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!