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 based on the action of one or more enzymes, proteins that catalyze chemical reactions of other substances without themselves being destroyed or altered upon completion of the reaction(s), used to assess one or more lipids, any of a structurally diverse group of organic compounds that are insoluble in water but soluble innonpolar solvents and that, among other biological functions, serve as a source of fuel and are an important constituent of cell structure.