title: Coexistence of peptides and putative transmitters in neurons.
mesh_terms: D000109:Acetylcholine / Q000502:physiology; D000818:Animals; D002395:Catecholamines / Q000502:physiology; D006801:Humans; D009474:Neurons / Q000502:physiology* / Q000648:ultrastructure; D018377:Neurotransmitter Agents / Q000502:physiology*; D010455:Peptides / Q000502:physiology*; D013347:Subcellular Fractions / Q000378:metabolism
chemical_list: D002395:Catecholamines; D018377:Neurotransmitter Agents; D010455:Peptides; D000109:Acetylcholine