A Collagen XIX Peptide Restores Inhibitory Synapse Formation (image) Rockefeller University Press Share Print E-Mail Caption Cortical neurons (red) form few inhibitory synapses (green) in the absence of collagen XIX (left), but synapse formation is restored by a signaling peptide derived from the protein's C-terminal region (right). Credit Su et al., 2016 Usage Restrictions Reporters may freely use these materials in news coverage, with the appropriate credit information. Share Print E-Mail 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.