H. pylori Treatment (image) University of Illinois at Urbana-Champaign Share Print E-Mail Caption At normal tissue pH (left), the polymer is inactive and does not kill bacteria. But in an acidic environment (right), it disrupts bacterial membranes to kill H. pylori in the stomach. Credit Images courtesy of Jianjun Cheng, University of Illinois Usage Restrictions Credit University of Illinois Share Print E-Mail 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.