Cytotoxic Edema (IMAGE) Neural Regeneration Research Caption At 24 hours after traumatic brain injury, cytotoxic edema progressed, however, vasogenic edema decreased on the uninjured side; and on the injured side, the necrosis and the proliferation of glial cells were observed, as shown by hematoxylin-eosin staining. 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.