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 development of primarily large, nucleated erythroblasts as well as some megakaryocytes and primitive macrophages that circulate in the embryonic and extraembryonic tissues, and which occurs in blood islands in the yolk sac from E7-E11 in the mouse and through 10 weeks in humans