Morphogenesis of motor end-plates "in vivo" and "in vitro".
D000818:Animals; D002454:Cell Differentiation; D066298:In Vitro Techniques; D008854:Microscopy, Electron; D009024:Morphogenesis; D009046:Motor Neurons; D009416:Nerve Regeneration; D009469:Neuromuscular Junction / Q000254:growth & development*; D051381:Rats; D013116:Spinal Cord / Q000166:cytology*