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).
Any quantitation of the molecules, atoms and/or ions which constitute the chemical make-up of a red blood cell (erythrocyte) or of all of the red blood cells in a sample of blood. Red blood cells are the hemoglobin-containing blood cells that transport oxygen and carbon dioxide to and from the tissues.