Complete with Capillaries (IMAGE) Brown University Caption Under the microscope, staining highlights a network of vasculature amid the ball of neurons that make up a minibrain. Credit Hoffman-Kim lab/Brown University Usage Restrictions 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.