Molecular Structure in H. pylori (image) DOE/SLAC National Accelerator Laboratory Caption A 3-D view of a newly understood molecular structure in the stomach bacterium Helicobacter pylori, built with data derived from protein crystallography experiments at the Stanford Synchrotron Radiation Lightsource (SSRL). Credit Hartmut Luecke / UC Irvine Usage Restrictions Provide credit. 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.