Ultrastructural features of the immature peripheral nerve.
D000818:Animals; D001369:Axons / Q000254:growth & development; D008854:Microscopy, Electron; D009186:Myelin Sheath / Q000254:growth & development*; D011901:Ranvier's Nodes / Q000254:growth & development; D051381:Rats; D012583:Schwann Cells / Q000254:growth & development*