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 specialized non-ciliated, round- to oval-shaped epithelial cells found as solitary cells in the nasal respiratory epithelium and the mucosa of the larynx, trachea and bronchi up to the terminal bronchioles; PNECs are the first cell type to differentiate during early fetal lung development, produce amine (e.g. serotonin, 5-HT) and peptides (e.g. bombesin, calcitonin) with growth factor-like properties, and appear to be involved in processes ranging from lung development and respiratory physiology to repair, disease and carcinogenesis