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.
greater than the expected number of a monoclonal, fibroblastic proliferation arising in musculoaponeurotic structures in a specific population in a given time period; this connective tissue hyperplasia infiltrates locally, recurs frequently after resection but does not metastasize; this tumor may occur at the site of any fascia, but in particular in muscle