(IMAGE) Institute of Science and Technology Austria Caption Cells of common origin in the superior colliculus marked by MADM. This section of a mouse superior colliculus shows the progenies of a single neural stem cell marked in fluorescent green or red. Both neurons (small cells) and glia (bigger, bushy cells) are shown. Credit © Hippenmeyer Lab / ISTA Usage Restrictions Free to use when reporting about ISTA 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.