| Term: | intersegmental vessel bicellular tight junction |
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| 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 |
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| 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: | bicellular tight junction |
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| Synonyms: | zonula occludens |
| Definition: | An occluding cell-cell junction that is composed of a branching network of sealing strands that completely encircles the apical end of each cell in an epithelial sheet; the outer leaflets of the two interacting plasma membranes are seen to be tightly apposed where sealing strands are present. Each sealing strand is composed of a long row of transmembrane adhesion proteins embedded in each of the two interacting plasma membranes. |
| Ontology: | GO: Cellular Component [GO:0005923] QuickGO AmiGO |