title: Electron microscopic studies on the thyroid gland of larval salamanders Hynobius nebulosus during metamorphosis.
mesh_terms: D000818:Animals; D004721:Endoplasmic Reticulum; D007814:Larva; D008675:Metamorphosis, Biological; D008854:Microscopy, Electron; D013961:Thyroid Gland / Q000166:cytology*; D014562:Caudata / Q000033:anatomy & histology*