Name: | cholangiocyte |
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Synonyms: | bile duct cells, epithelial cell of bile duct |
Definition: | An epithelial cell that is part of the bile duct. Cholangiocytes contribute to bile secretion via net release of bicarbonate and water. They are cuboidal epithelium in the small interlobular bile ducts, but become columnar and mucus secreting in larger bile ducts approaching the porta hepatis and the extrahepatic ducts. |
Ontology: | Anatomy Ontology [ZFA:0009397] |
Name: | nucleus |
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Synonyms: | cell nucleus, horsetail nucleus |
Definition: | A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent. |
Ontology: | GO: Cellular Component [GO:0005634] QuickGO AmiGO |