Ovarian structure from stem cells (IMAGE) Kyushu University Caption An image of the ovarian structure created from mouse embryonic stem cells. The oocytes (in blue and green) are surrounded with multilayered supporting cells (in red) and theca cells (in white) Credit Kyushu University/Hayashi Lab Usage Restrictions Only for media and non-commercial use. Credit accordingly. License Original 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.