He won the Nobel Prize in Physiology or Medicine in 2008 for his discoveries on the role of papilloma viruses which he shared with Luc Montagnier and FranÃ oise BarrÃ - Sinoussi . He has done research on cancer of the cervix , where he discovered the role of papilloma viruses , for which he received the Nobel Prize in Physiology or Medicine 2008 .