The SuM projects to the hippocampus (IMAGE) RIKEN Caption The SuM. Injection of Cre-dependent AAV in SuM-Cre mice resulted in SuM-restricted eYFP (green) expression and strong terminal labeling in the DG and CA2 of the hippocampus. Scale bar, 1 mm Credit RIKEN Usage Restrictions credit RIKEN 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.