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.
absence of the branched acinotubular glands found in the submucosa of the duodenum located above the Sphincter of Oddi; their main function is to produce a mucus-rich alkaline secretion (containing bicarbonate) to protect the duodenum from the acidic content of chyme, provide an alkaline condition for the intestinal enzymes to be active (thus enabling absorption to take place), and lubricate the intestinal walls; they also secrete urogastrone, which inhibits parietal and chief cells of the stomach from secreting acid and their digestive enzymes