Zika Virus Organoids (IMAGE) University of California - San Diego Caption Cross section of a human cerebral organoid shows different structures reminiscent of human embryonic cortical development, such as the proliferative zone in the center, with migrating cells to the surface forming the cortical plate. Cortical progenitor cells are in red, neurons in green and cell nuclei in blue. Credit UC San Diego Health Usage Restrictions Use photo credit as indicated 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.