title: Electron-microscope observations on the degeneration of unmyelinated axons following nerve section.
mesh_terms: D000818:Animals; D001369:Axons / Q000473:pathology*; D008264:Macrophages; D008854:Microscopy, Electron; D009410:Nerve Degeneration; D011817:Rabbits; D013997:Time Factors; D014630:Vagus Nerve / Q000502:physiology