Term: regenerating fin mesenchymal cell
Name: regenerating fin
Synonyms: regenerating fins
Definition: Fin undergoing the process of regeneration.
Ontology: Anatomy Ontology [ZFA:0001269]

Name: mesenchymal cell
Synonyms: mesenchymal cells
Definition: A cell that normally gives rise to other cells that are organized as three-dimensional masses, rather than sheets.
Ontology: Anatomy Ontology [ZFA:0009081]