Egg Cell Inside Mouse Ovary (1 of 2) (image) Babraham Institute Share Print E-Mail Caption DNA inside cells shown in blue. Epigenetic methylation marks shown in green. Credit Courtney Hanna, Babraham Institute Usage Restrictions Please credit Courtney Hanna, Babraham Institute 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.