| Name: | choroid plexus |
|---|---|
| Synonyms: | |
| Definition: | A tuft of capillaries that project into the ventricles of the brain and secretes cerebral spinal fluid. The choroid plexus is covered by a cuboidal epithelium which maintains the integrity of the blood-brain barrier. |
| Ontology: | Anatomy Ontology [ZFA:0001443] |
| Name: | tight junction |
|---|---|
| Synonyms: | occluding cell junction, occluding junction |
| Definition: | A cell-cell junction that seals cells together in an epithelium in a way that prevents even small molecules from leaking from one side of the sheet to the other. |
| Ontology: | GO: Cellular Component [GO:0070160] QuickGO AmiGO |