Eradicating H. pylori can prevent gastric cancer, says Nobel laureate Barry Marshall

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Nobel laureate Barry Marshall says persistent H. pylori infection can cause chronic stomach inflammation and increase the risk of gastric cancer. Eradicating the infection may help prevent the disease.

H. pylori is much more than an ulcer organism. If the infection persists for many years, it can cause chronic inflammation in the stomach and increase the risk of gastric cancer, says Dr. Marshall