PDE11 in different mouse strains (IMAGE) University of Maryland School of Medicine Caption PDE11 (green) in the brains of two different mouse strains. In one strain the PDE11 is diffuse and the other it is bunched. Credit Michy Kelly Usage Restrictions Please credit 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.