Accumulation of material at severed ends of myelinated nerve fibers.
D000818:Animals; D001001:Anura; D001369:Axons / Q000502:physiology; D009186:Myelin Sheath / Q000254:growth & development / Q000502:physiology*; D009474:Neurons / Q000502:physiology*; D009482:Neurophysiology; D051381:Rats; D012584:Sciatic Nerve / Q000502:physiology