MEDLINE (Medical Literature Analysis and Retrieval System Online) contains references to journal articles in life sciences with a concentration on biomedicine. MEDLINE uses MeSH (Medical Subject Headings) indexing with tree, tree hierarchy subheadings and explosion capabilities.
Temple University subscribes to hundreds of databases. Some are specific to certain subject areas and others cover a broad range. You can search by subject, name and more. A few are highlighted here but you can search the Databases tab on the library webpage(s) to find more.