title: Nervous system of the snail Helix aspersa. 3. Electron microscopic study of neurosecretory nerves and endings in the ganglionic sheath.
mesh_terms: D000818:Animals; D001369:Axons / Q000166:cytology; D002467:Cell Nucleus; D003594:Cytoplasmic Granules; D005724:Ganglia / Q000166:cytology; D002479:Inclusion Bodies; D008543:Melanins; D008544:Melanocytes / Q000166:cytology; D008854:Microscopy, Electron; D009411:Nerve Endings / Q000166:cytology; D009420:Nervous System / Q000166:cytology*; D009457:Neuroglia / Q000166:cytology; D009489:Neurosecretion; D012908:Snails / Q000033:anatomy & histology*; D013569:Synapses / Q000166:cytology
chemical_list: D008543:Melanins