Hippocampal Neurons (IMAGE) Neural Regeneration Research Caption In rAAV-HIF-1α group, hippocampal neurons show only slight morphological changes associated with apoptosis. Credit Neural Regeneration Research Usage Restrictions None 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.