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 amount of vasopressin in a specified volume of plasma. Vasopressin belongs to family of cyclic nonapeptide hormones found in most mammals. Synthesised in the hypothalamus and stored in the post-pituitary, vasopressins play a key role in homeostasis, particularly in regulating the body's water content. Together with the similar neuropeptide oxytocin, they are believed to influence social cognition and behaviour.