The Clinical Measurement Ontology (CMO), Measurement Methods Ontology (MMO), and Experimental Condition Ontology (XCO) are currently being developed at the Rat Genome Database. For more information about these vocabularies please see Shimoyama et al. Three ontologies to define phenotype measurement data. Front Genet. 2012;3:87. Epub 2012 May 28 or contact us (http://rgd.mcw.edu/contact/index.shtml).
A procedure or technique performed in or on a living body, for example, a procedure performed on an organ in situ or on the entire living organism, by which a morphological or physiological state or property of that body or body part is assessed and a quantitative or qualitative value assigned.