title: Photoinactivation of cholinergic receptors in frog heart muscle.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D001001:Anura; D002794:Choline / Q000494:pharmacology; D005452:Fluoresceins / Q000494:pharmacology; D006321:Heart / Q000187:drug effects / Q000528:radiation effects*; D006863:Hydrogen-Ion Concentration; D007093:Imidazoles / Q000494:pharmacology; D008027:Light; D009206:Myocardium / Q000378:metabolism*; D010775:Photic Stimulation; D011950:Receptors, Cholinergic / Q000187:drug effects / Q000528:radiation effects*; D013569:Synapses / Q000187:drug effects
chemical_list: D005452:Fluoresceins; D007093:Imidazoles; D011950:Receptors, Cholinergic; D002794:Choline; D000109:Acetylcholine