title: The effect of directly and indirectly acting sympathomimetic amines on bronchospasm in the guinea-pig during CO2 inhalation.
mesh_terms: D000136:Acid-Base Equilibrium; D000818:Animals; D001794:Blood Pressure / Q000187:drug effects; D001980:Bronchi / Q000187:drug effects; D001993:Bronchodilator Agents / Q000494:pharmacology*; D002245:Carbon Dioxide / Q000097:blood; D005260:Female; D006168:Guinea Pigs; D006339:Heart Rate / Q000187:drug effects; D006633:Histamine Antagonists; D008297:Male; D012119:Respiration; D013566:Sympathomimetics / Q000494:pharmacology*
chemical_list: D001993:Bronchodilator Agents; D006633:Histamine Antagonists; D013566:Sympathomimetics; D002245:Carbon Dioxide