Endometrial Organoid (IMAGE) The Company of Biologists Caption This is an endometrial organoid showing typical folding, as occurs within the womb lining during the menstrual cycle. Credit Matteo Boretto, et al. Usage Restrictions Image may only be used with above caption and credit. 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.