Term: intersegmental vessel nucleus
Note: This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name.
Name: intersegmental vessel
Synonyms: intersegmental vessels, intersomitic vessels, segmental vessel
Definition: Blood vessels that connect the dorsal aorta or the posterior cardinal vein and the dorsal longitudinal anastomotic vessel. They run along the vertical myotomal boundaries. At early stages these vessels don't have venous or arterial markers.
Ontology: Anatomy Ontology [ZFA:0001285]
Name: nucleus
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