title: Modification by sodium nitrite and pindolol of the isoproterenol responses to isolated guinea-pig atria.
mesh_terms: D000818:Animals; D004347:Drug Interactions; D005260:Female; D006168:Guinea Pigs; D006325:Heart Atria / Q000187:drug effects; D006339:Heart Rate / Q000187:drug effects*; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology*; D008297:Male; D009200:Myocardial Contraction / Q000187:drug effects*; D009573:Nitrites / Q000494:pharmacology*; D010869:Pindolol / Q000494:pharmacology*; D012977:Sodium Nitrite / Q000494:pharmacology*
chemical_list: D009573:Nitrites; D010869:Pindolol; D007545:Isoproterenol; D012977:Sodium Nitrite