Barry j marshall biography of barack

Australian physician (born 1951)

For the South African cricketer, see Barry Marshall (cricketer).

Barry James Marshall (born 30 September 1951) is an Australian physician, Nobel Laureate in Physiology or Medicine, Professor of Clinical Microbiology and Co-Director of the Marshall Centre^[4] at the University of Western Australia.^[5] Marshall and Robin Warren showed that the bacterium Helicobacter pylori (H.

pylori) plays a major role in causing many peptic ulcers, challenging decades of medical doctrine holding that ulcers were caused primarily by stress, spicy foods, and too much acid. This discovery has allowed for a breakthrough in understanding a causative link between Helicobacter pylori infection and stomach cancer.^[6][7][8]

Early life and education

Marshall was born in Kalgoorlie, Western Australia and lived in Kalgoorlie and Carnarvon until moving to Perth at the age of eight.

His father held va