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).
Calculated measurement of the relative amount of experiment time that an organism or experimental subject spends frozen, that is, not moving from one place or position to another, when such behavior originated with or was undertaken, controlled, or accomplished as a result of that organism's free will or choice, expressed as a percentage.
Synonyms:
related_synonym:
percent of time spent frozen; percent of time spent in freeze behavior; percent of time spent in freezing behavior