Term: valvula cerebelli proliferative region
Name: valvula cerebelli
Synonyms: valvula, valvula cerebellum
Definition: Brain structure which is caudally attached to the rostral medulla oblongata and extends into the tectal ventricle. The valvula cerebelli consists of a granular and a molecular layer along with aggregations of large Purkinje and eurydendroid cells and is uniquely present in ray-finned fishes. From Neuroanatomy of the Zebrafish Brain.
Ontology: Anatomy Ontology [ZFA:0000603]

Name: proliferative region
Synonyms: cell cycle, cell division, proliferation
Definition: Anatomical cluster which consists of rapidly dividing cells.
Ontology: Anatomy Ontology [ZFA:0000098]