title: Ultrastructural study of the pericardial organ-anterior ramifications complex neurosecretory terminals.
mesh_terms: D000818:Animals; D001369:Axons; D003386:Brachyura / Q000033:anatomy & histology*; D003594:Cytoplasmic Granules; D005260:Female; D002479:Inclusion Bodies; D008297:Male; D008854:Microscopy, Electron; D008928:Mitochondria; D009411:Nerve Endings; D009457:Neuroglia; D009474:Neurons / Q000166:cytology; D009489:Neurosecretion; D009490:Neurosecretory Systems / Q000166:cytology*; D012621:Seasons