The Nobel Prize in Physiology or Medicine 2005
Photo: C. Northcott
Barry J. Marshall
Prize share: 1/2
Photo: U. Montan
J. Robin Warren
Prize share: 1/2
The Nobel Prize in Physiology or Medicine 2005 was awarded jointly to Barry J. Marshall and J. Robin Warren "for their discovery of the bacterium Helicobacter pylori and its role in gastritis and peptic ulcer disease."
Learn more
Nobel Prizes 2020
Twelve laureates were awarded a Nobel Prize in 2020, for achievements that have conferred the greatest benefit to humankind.
Their work and discoveries range from the formation of black holes and genetic scissors to efforts to combat hunger and develop new auction formats.
See them all presented here.
Their work and discoveries range from the formation of black holes and genetic scissors to efforts to combat hunger and develop new auction formats.
See them all presented here.
Explore prizes and laureates
Look for popular awards and laureates in different fields, and discover the history of the Nobel Prize.
