Gastric Tissue Infected by H. pylori (image) Institut Pasteur Share Print E-Mail Caption Gastric tissue infected by H. pylori. Nuclei are in blue (Hoechst) and mitochondria in red (Mitotracker labelling). Credit © Laurent Chatre - CNRS/Institut Pasteur Usage Restrictions None 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.