title: Fine structure of Langerhans' islet cells in a marine teleost Conger japonicus Bleeker.
mesh_terms: D000818:Animals; D002467:Cell Nucleus; D003594:Cytoplasmic Granules; D004721:Endoplasmic Reticulum; D005399:Fishes / Q000033:anatomy & histology*; D006056:Golgi Apparatus; D007515:Islets of Langerhans / Q000166:cytology*; D008854:Microscopy, Electron; D008928:Mitochondria