Optic nerve fibre counts and retinal ganglion cell counts during development of Xenopus laevis (Daudin).
D000367:Age Factors; D000818:Animals; D001001:Anura / Q000254:growth & development*; D008675:Metamorphosis, Biological; D008854:Microscopy, Electron; D009186:Myelin Sheath / Q000254:growth & development; D009413:Nerve Fibers, Myelinated; D009474:Neurons / Q000254:growth & development*; D009900:Optic Nerve / Q000254:growth & development*; D012160:Retina / Q000254:growth & development*