Describe the contribution of Marshall and Warren in the field of physiology and
medicine
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Answer:Marshall and Robin Warren, two Australian researchers who discovered the bacterium Helicobacter pylori and deciphered its role in gastritis and peptic ulcer disease, have been awarded this year's Nobel Prize in Physiology or Medicine. ... pylori, causes more than 90% of duodenal ulcers and up to 80% of gastric ulcers.
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For hundred of years physicians though ulcers in the stomach were caused by spicy foodstuffs. In 1982 the Australian researchers Robin Warren and Barry Marshall discovered that ulcers were caused by helicobacter pylori , a bacterium which burrows into the stomachs mucosal lining . Thanks to their findings , ulcers are treated with antibiotics. They were awarded as Nobel Prize in Medicine in 2005 for this finding.
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