The fine structure of the neurosecretory cell in the nucleus preopticus of Spheroides niphobles.
D000818:Animals; D002467:Cell Nucleus; D005399:Fishes / Q000033:anatomy & histology*; D007031:Hypothalamus / Q000166:cytology*; D008854:Microscopy, Electron; D009474:Neurons / Q000166:cytology*; D009489:Neurosecretion