Activated PAK Gathers at Synapses (IMAGE) Rockefeller University Press Caption Activated PAK (red) gathers at synapses (green), and might help consolidate fresh memories. Credit Rex, C.S., et al. 2009. <i>J. Cell Biol</i>. doi:10.1083/jcb.200901084. Usage Restrictions Reporters may freely use these materials in news coverage, with the appropriate credit information. 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.