Human neuron with coating (IMAGE) Northwestern University Caption Fluorescent image of a human neuron (red) growing on the coating with fast-moving molecules (green) for 60 days. Credit Northwestern University Usage Restrictions Add credit License Original 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.