Are you interested in learning how to use the MetScape plugin for Cytoscape? Developed by the National Center for Integrative Biomedical Informatics (NCIBI), MetScape is a Cytoscape plugin used to visualize and interpret metabolomic and expression profiling data in the context of human metabolism. A video tutorial on MetScape is now available at http://treehouse.ccmb.med.umich.edu/mst.html. Learn about the pathway and concept filters, how to load data, how to view attribute information, and more. More information about Metscape and a link to download the plugin can be found at http://metscape.ncibi.org.