Cryo-ET (IMAGE) The Zuckerman Institute at Columbia University Caption Cryo-electron tomography reveals the molecular architecture of the interior of a neurite. Ribosomes (red), microtubules (green), vesicles (purple), single membrane (blue), double membrane (orange). Credit Fitzpatrick lab/Columbia's Zuckerman Institute Usage Restrictions Please contact Zuckerman press office for reprint permissions. 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.