Cerebral Organoid (IMAGE) Howard Hughes Medical Institute Caption Studying lab-grown cerebral organoids (one derived from chimpanzee cells, shown) has helped scientists discover genes active only in developing human brains. Credit Vincent Meng and Andrew Field Usage Restrictions Use with credit. 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.