Ontology for Biomedical Investigations

OBI is an ontology of investigations, the protocols and instrumentation used, the material used, the data generated and the types of analysis performed on it.


To import,

Latest version (2011-07-20, OBI ICBO 2011 release): http://purl.obolibrary.org/obo/obi.owl

2011-04-20, OBI San Diego 2011 release: http://purl.obolibrary.org/obo/obi/2011-04-20/obi.owl


RC2 2010-10-26: http://purl.obolibrary.org/obo/obi/2010-10-26/obi.owl

RC1 2009-11-09: http://purl.obolibrary.org/obo/obi/2009-11-09/obi.owl



Latest release notes at http://purl.obolibrary.org/obo/obi/release-notes.html

Please note: The ontology metrics displayed by BioPortal are incorrect as of 5/19/2011. If you need accurate number you will need to compute them on your own, until further notice. In particular these metrics do not distinguish OBI-developed terms versus terms imported from other ontologies, and do not count existing author or definition annotations