<i>Lactobacillus crispatus</i> (IMAGE) University of Arizona Health Sciences Caption These are endometrial cells colonized with 'good' bacteria called Lactobacillus crispatus (colored purple). Credit Herbst-Kralovetz lab Usage Restrictions None 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.