Helicobacter pylori (image) University of Illinois at Urbana-Champaign Caption A protein produced by some strains of H. pylori interacts with a host tumor suppressor protein. This leads to degradation of the tumor suppressor protein, researchers found. Credit Copyright-free image by: Yutaka Tsutsumi, M.D. Professor Department of Pathology Fujita Health University School of Medicine. Usage Restrictions Attribution required. See: http://en.wikipedia.org/wiki/File:EMpylori.jpg Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.