Spying Spines (IMAGE) Picower Institute at MIT Caption Neurons from the hippocampus region of a rodent brain (left); A zoomed in section of the neural dendrites show spines where many synaptic connections with other neurons are formed. Credit Stephanie Barnes/MIT Picower Institute Usage Restrictions with credit 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.