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 functional anomaly of the primitive endoderm-derived tissue which remains in contact with and surrounds the extra-embryonic ectoderm and the epiblast and provides signals for the differentiation and patterning of the epiblast; a small number of visceral endoderm cells also contribute to the endoderm of the embryonic gut