title: Are vesicles necessary for release of acetylcholine at cholinergic synapses?
mesh_terms: D000109:Acetylcholine / Q000031:analogs & derivatives / Q000378:metabolism* / Q000494:pharmacology; D000818:Animals; D001369:Axons / Q000378:metabolism; D003593:Cytoplasm / Q000378:metabolism; D005089:Exocytosis; D006801:Humans; D010275:Parasympathetic Nervous System / Q000378:metabolism*; D009435:Synaptic Transmission; D013572:Synaptic Vesicles / Q000378:metabolism*
chemical_list: D000109:Acetylcholine