Nobel prize winner Carol Greider of the Johns Hopkins University School of Medicine news conferenceNobel prize winner Carol Greider of the Johns Hopkins University School of Medicine smiles after a news conference about her prize at the school in Baltimore , Maryland , USA 05 October 2009 . Greider will share the Nobel Prize in Physiology or Medicine this year with two other American scientists who solved a problem of cell biology with significant relevance to cancer and aging . The other winners are Elizabeth Blackburn of the University of California , San Francisco , and Jack Szostak of Massachusetts General Hospital . EPA / MATTHEW CAVANAUGH < 실시간 뉴스 가 당신 의 손안 으로 . . 연합뉴스 폰 > < 포토 매거진 >< 저작권자 ( c ) 연합뉴스 . 무단 전재 - 재배 포금 지 . >