| 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: | mural cell |
|---|---|
| Synonyms: | |
| Definition: | Cells that localize on the abluminal side of the vascular endothelium that regulate vessel stability and function. Mural cells are categorized into vascular smooth muscle cells or pericytes. |
| Ontology: | Anatomy Ontology [ZFA:0005944] |
| Name: | absent |
|---|---|
| Synonyms: | absence, absent from organism |
| Definition: | A quality denoting the lack of an entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000462] |