Origin of GLIRIDAE. New Latin, from Glir-, Glis, type genus + -idae. This word doesn't usually appear in our free dictionary, but the definition from our premium Unabridged Dictionary is offered here on a limited basis.Note that some information is displayed differently in the Unabridged.rigin of GLIRIDAE. New Latin, from Glir-, Glis, type genus + -idae. This word doesn't usually appear in our free dictionary, but the definition from our premium Unabridged Dictionary is offered here on a limited basis.
knockout mouse(Noun) Any of several forms of mice that have been genetically engineered by inactivating specific genes. Knockout mouse. A knockout mouse is a genetically engineered mouse in which researchers have inactivated, or knocked out, an existing gene by replacing it or disrupting it with an artificial piece of DNA.
Gene knockout A gene knockout is a genetically engineered organism that carries one or more genes in itschromosomes that have been made inoperative (have been knocked out of the organism). This isdone for research purposes.Gene knockout in rats is much harder and has only been possiblesince 2003.)UseKnocking out the activity of a gene provides information about what that gene normally does.Humans share many genes with mice.