The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories (ftp://ftp.informatics.jax.org/pub/reports/index.html). For more information about these ontologies, see the MGI Publications Page at http://www.informatics.jax.org/mgihome/other/publications.shtml.
any structural anomaly of the specialized peg-in-socket fibrous joint between the root of a tooth and the socket in the maxilla or mandible; this type of joint permits very limited or no movement under normal conditions and is functionally classified as a synarthrosis