What did Barry Marshall's discovery change in medicine?
Ulcer treatment
Heart surgery
Cancer therapy
Diabetes management
Answer
Ulcer treatment was revolutionized by Barry Marshall's discovery. Before his groundbreaking work, ulcers were believed to be caused by stress and spicy foods. Marshall's research proved that the bacteria Helicobacter pylori was the primary cause of ulcers. This discovery led to the development of antibiotics that effectively treat ulcers, significantly reducing the need for surgery and providing a cure for a previously chronic condition.
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