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.
defect in the development of the extracellular supportive tissue closely adjacent to the basal surface of the epithelium of muscle cells, fat cells and Schwann cells, which is comprised of type IV collagen, laminin, and sulfated proteoglycans and other components