Term: floor plate ciliary transition zone
Name: floor plate
Synonyms: floorplate, fp
Definition: Multi-tissue structure that is the ventral-most aspect of the developing neural tube. The floor plate is a specialized glial structure with secretory function that spans the rostral-caudal axis from the midbrain to the tail regions. The floor plate is one of first structures that differentiate in the developing nervous system.
Ontology: Anatomy Ontology [ZFA:0000022]
Name: ciliary transition zone
Synonyms: cilial transition zone, cilium transition zone, connecting cilium
Definition: A region of the cilium between the basal body and proximal segment that is characterized by Y-shaped assemblages that connect axonemal microtubules to the ciliary membrane. The ciliary transition zone appears to function as a gate that controls ciliary membrane composition and separates the cytosol from the ciliary plasm.
Ontology: GO: Cellular Component [GO:0035869]    QuickGO    AmiGO