title: [Effect of rhomotoxin on the transmembrane potential and contractile force of guinea pig papillary muscles].
mesh_terms: D000818:Animals; D004224:Diterpenes / Q000494:pharmacology*; D006168:Guinea Pigs; D066298:In Vitro Techniques; D008564:Membrane Potentials / Q000187:drug effects; D009200:Myocardial Contraction / Q000187:drug effects*; D010210:Papillary Muscles / Q000187:drug effects*; D013268:Stimulation, Chemical; D013779:Tetrodotoxin / Q000494:pharmacology
chemical_list: D004224:Diterpenes; D013779:Tetrodotoxin; C047889:rhomotoxin