Human Cortical Organoid (IMAGE) University of California - Santa Cruz Caption Researchers studied the effects of NOTCH2NL genes in cortical organoids grown from human embryonic stem cells. Immunofluorescence staining shows markers for radial glia (green) and cortical neurons (red). Credit Sofie Salama Usage Restrictions For use only with news coverage of this research 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.