cell-rich zone


Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia.

cell-rich zone

the zone of the pulp of the tooth between the pulp core and the cell-poor zone (q.v.); it is rich in fibroblasts and mesenchymal cells and provides cells that protect the pulp from bacterial invasion by the formation of reparative dentin.

cell-rich zone

The area of increased cell frequency between the cell-free zone and the central pulp of the tooth.
See also: zone