Purkinje cell (IMAGE) Harvard Medical School Caption Rotating 3D images of a Purkinje cell. As the sole output of the cerebellar cortex, Purkinje cells integrate information from hundreds of thousands of granule cells, and send this information to other brain regions. Credit Lee lab Usage Restrictions none 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.