2007 ION Internal Laboratory Review for recently joined laboratories was held at the Institute of Neuroscience during December 6th to 10th, 2007. Laboratories reviewed included those of Drs. Zuo-Ren Wang, Xiao-Bing Yuan, Xiang Yu, Hai-Shan Yao, Jiu-Lin Du, You-Sheng Shu and Jia-Wei Zhou. In addition to overview presentations by faculty members, graduate students and post-doctoral fellows from these laboratories also presented their recent research progress. Members of the ION Academic Committee listened to all the presentations and gave thoughtful comments and suggestions.