Biphasic dose-response relationship with acetylcholine on the heart of the mollusc Tapes turgida.
D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D006321:Heart / Q000187:drug effects*; D006352:Heart Ventricles / Q000187:drug effects; D008974:Mollusca
D000109:Acetylcholine