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.
an anterior pituitary gland located outside of its normal position due to arrest of migration from a pharyngeocranial location to the sellar region; a portion or all of the adenohypophysis may persist in the pathway of the pharyngeal pouch, either in the nasopharyngeal wall or within the sphenoid bone