(IMAGE) Kumamoto University Caption Chromatin modifier Hmga2 promotes adult hematopoietic stem cell function and blood regeneration in stress conditions Credit Goro Sashida, Kumamoto University Usage Restrictions Cannot be used without prior permission 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.