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 three-dimensional arrangement formed by plates of hepatocytes, usually one cell thick, that radiates from the center of the liver lobule; hepatic laminae are highly branched, irregular structures bordered by endothelial lined vascular spaces called hepatic sinusoids