title: Analysis of the biphasic response in cardiac anaphylaxis to an active steptococcal toxin.
mesh_terms: D000109:Acetylcholine / Q000378:metabolism / Q000494:pharmacology; D000707:Anaphylaxis / Q000276:immunology; D000818:Animals; D000989:Antistreptolysin / Q000494:pharmacology; D003470:Culture Media; D046508:Culture Techniques; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects*; D006325:Heart Atria / Q000187:drug effects; D006339:Heart Rate / Q000187:drug effects; D006632:Histamine / Q000494:pharmacology; D006636:Histamine Release; D007106:Immune Sera; D007112:Immunity, Maternally-Acquired; D007114:Immunization; D007122:Immunoelectrophoresis; D009119:Muscle Contraction; D009206:Myocardium; D011817:Rabbits / Q000276:immunology; D013291:Streptococcus / Q000276:immunology; D013301:Streptolysins / Q000494:pharmacology*; D014118:Toxins, Biological / Q000494:pharmacology; D014461:Ultracentrifugation
chemical_list: D003470:Culture Media; D007106:Immune Sera; D013301:Streptolysins; D014118:Toxins, Biological; D006632:Histamine; D000989:Antistreptolysin; D000109:Acetylcholine