title: The Retzius cells within the central nervous system of leeches.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D002395:Catecholamines / Q000032:analysis; D002463:Cell Membrane Permeability; D002490:Central Nervous System / Q000166:cytology* / Q000187:drug effects / Q000502:physiology; D002857:Chromium; D004298:Dopamine / Q000494:pharmacology; D005724:Ganglia / Q000166:cytology; D007865:Leeches / Q000033:anatomy & histology*; D008564:Membrane Potentials; D010802:Phylogeny; D012701:Serotonin / Q000378:metabolism* / Q000494:pharmacology; D013045:Species Specificity
chemical_list: D002395:Catecholamines; D002857:Chromium; D012701:Serotonin; D000109:Acetylcholine; D004298:Dopamine