Luminal and Crypt Bacteria (image) Cell Press Share Print E-Mail Caption This image shows luminal and crypt bacteria from co-colonized mouse proximal colon. Credit Whitaker et al. Usage Restrictions Credit Required 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.