title: Myelinated nerve fibers in Xenopus tadpoles: in vivo observations and fine structure.
mesh_terms: D000818:Animals; D001369:Axons / Q000166:cytology; D008854:Microscopy, Electron; D008857:Microscopy, Interference; D008959:Models, Neurological; D009186:Myelin Sheath / Q000033:anatomy & histology* / Q000166:cytology*; D009469:Neuromuscular Junction / Q000166:cytology; D012583:Schwann Cells / Q000166:cytology; D013623:Tail / Q000294:innervation; D014981:Xenopus / Q000033:anatomy & histology*