title: Light and electron microscope observations on the islets of Langerhans in Carassius carassius longsdorfii.
mesh_terms: D000818:Animals; D002196:Capillaries / Q000166:cytology; D002454:Cell Differentiation; D003530:Cyprinidae / Q000033:anatomy & histology*; D003593:Cytoplasm; D004721:Endoplasmic Reticulum; D006056:Golgi Apparatus; D007515:Islets of Langerhans / Q000166:cytology*; D008853:Microscopy; D008854:Microscopy, Electron