Term: blastema mesenchymal cell
Name: blastema
Synonyms: regeneration blastema
Definition: A regenerating tissue composed of a proliferative mass of undifferentiated progenitor cells from which new differentiated structures arise.
Ontology: Anatomy Ontology [ZFA:0001270]

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]