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.
anomaly in the asymmetry of the large arteries of the thoracic region (aorta, pulmonary arteries, common carotid arteries, subclavian arteries) such that these structures on both the left and right side have the morphology normally seen on the opposite side of the body