The MicroscopyU site map is designed to enhance navigation through the website using a hierarchy of folders and direct links to articles and tutorials of interest. In order to explore the site map, use the mouse cursor to expand folders having a plus (+) sign on the directory tree. Blue text indicates a link, while black text is reserved for directory titles (without a link). Folders can be collapsed by clicking on the minus (-) sign on the directory tree adjacent to the folder name.