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).
The quantification of any parameter related to the process whereby food (i.e. material, usually of plant or animal origin, that contains essential nutrients such as carbohydrates, fats, proteins, vitamins, and/or minerals and that is ingested and assimilated by an organism to produce energy, stimulate growth, and maintain life) is taken in for utilization by the body.