The version of Experimental Factor Ontology you were attempting to view (1.1) has been archived and is no longer available for exploring. You have been redirected to the most recent version (124).

Many ontologies in BioPortal have terms with similar meanings (e.g., there is a term for "Heart" in several ontologies). BioPortal users and NCBO researchers have contributed mappings between related terms from different ontologies. Use this page to explore mappings between ontologies that you are interested in. You will also see the mappings when you browse individual ontologies.

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Release 2.6 (released August 17, 2010)