Excess Axons (image) University of Arizona Caption Blocking the short form of aPKC results in a neuron forming multiple axons as seen here. Credit Sara Parker/UA Usage Restrictions This visual may only be used in conjunction with reporting/posting of this news release. Image/video credit must be included exactly as indicated. 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.