Term: regenerating tissue nephron progenitor
Name: regenerating tissue
Synonyms: regenerating tissues
Definition: A portion of tissue that is regrowing after damage or amputation.
Ontology: Anatomy Ontology [ZFA:0005147]

Name: nephron progenitor
Synonyms:
Definition: Cluster of cells comprising a portion of tissue which gives rise to new mesonephric nephrons. The cluster contains self-renewing stem cells.
Ontology: Anatomy Ontology [ZFA:0005587]