Question

Which bacterium causes peptic ulcers? Who discovered it for first time?

Answer 1

Answer:

Peptic ulcers is caused by Helicobacter pylori, previously named as compylobacter pylori is a Gram negative bacteria found in stomach. It was identified in 1982 by Australian scientists Barry Marshall and Reborn Warren.

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Answer 2

Answer:

Peptic ulcer disease (PUD) is a break in the lining of the stomach, first part of the small intestine or

occasionally the lower esophagus.Helicobacter pylori, is a gram-negative bacteria found in stomach is known to

cause peptic ulcers. Barry J Marshall and Robin Warren discovered this bacteria for the first time

Explanation: