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 calculated value resulting from a quantification of the action of forces on or related to a vertebra, one of the individual bones forming the spinal column, the protective bony corridor through which the spinal cord passes. Bone is the hard, rigid form of connective tissue constituting most of the skeleton of vertebrates and composed chiefly of calcium salts.