well (1) skin (1) show (1) salamander (1) regeneration (1) Regeneration (1) Antagonists (1) Enemies (1) Genes (1) Vertebrates (1) Tissues (1) Tail (1) Skin (1) Process (Law) (1) Membrane, Basement (1) Heart (1) Axolotls (1) Animals (1) Ambystoma mexicanum (1) Ability (1) Structure (1)