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Uncovering the secrets of ulcer-causing bacteria

A team of researchers from Boston University, Harvard Medical School and Massachusetts Institute of Technology recently made a discovery that changes a long held paradigm about how bacteria move through soft gels.

Columbia team finds that gastrin plays significant role in helicobacter-induced stomach cancer

A group led by Columbia University Medical Center's Timothy Wang, M.D., has studied the role of Helicobacter infection in the development of stomach cancer and found that the hormone gastrin, which stimulates secretion of gastric acid, plays a key role in the development of Helicobacter-induced stomach cancer, and may have distinct effects on carcinogenesis in different parts of the stomach.

Pylori Paradox: Microbe Harms Stomach But Protects Esophagus

When it comes to the microbes that inhabit the gastrointestinal tract, one person's poison may be another's cure. Heliobacter pylori, the bacterium that causes gastric ulcers and stomach cancer in some people, may actually protect against cancer of the esophagus. A new study by researchers at the Oregon Health and Science University in Portland is shedding some light on this baffling paradox.



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