Video Illustration (VIDEO) Umea University This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption In the acidic stomach environment, Helicobacter pylori benefits from the protection of the pH-neutral gastric mucus layer. The bacterium's adhesion protein has a pH-sensitive mechanism allowing the bacterium to timely escape when shedding cells and mucus enter the acidic gastric juice, and allowing the bacterium to return to stomach lining and recycle the infection. Video illustration by Örjan Furberg, Nopolo.se. Credit Örjan Furberg, Nopolo.se. Usage Restrictions Örjan Furberg, Nopolo.se. License Licensed content 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.