The anaphylactic relaxation of the smooth muscle of the guinea-pig.
D000707:Anaphylaxis / Q000503:physiopathology*; D000818:Animals; D006168:Guinea Pigs; D006632:Histamine / Q000494:pharmacology; D066298:In Vitro Techniques; D009130:Muscle, Smooth / Q000503:physiopathology*; D014132:Trachea / Q000503:physiopathology
D006632:Histamine