Origin and differentiative capacities of cells in the blastema of the regenerating salamander limb.
D000818:Animals; D002454:Cell Differentiation; D005552:Forelimb / Q000254:growth & development*; D006614:Hindlimb / Q000254:growth & development*; D009024:Morphogenesis; D012038:Regeneration; D014562:Caudata