title: Action of antibiotics on respiratory tract. IV. Tetracyclines and 4-epiderivatives.
mesh_terms: D000818:Animals; D000900:Anti-Bacterial Agents / Q000494:pharmacology; D001980:Bronchi / Q000187:drug effects; D004285:Dogs; D005260:Female; D066298:In Vitro Techniques; D008297:Male; D008722:Methods; D009119:Muscle Contraction / Q000187:drug effects*; D009129:Muscle Tonus / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects*; D009279:Naphthacenes / Q000494:pharmacology; D012137:Respiratory System / Q000187:drug effects*; D012382:Rolitetracycline / Q000494:pharmacology; D013752:Tetracycline / Q000494:pharmacology*; D013997:Time Factors
chemical_list: D000900:Anti-Bacterial Agents; D009279:Naphthacenes; D013752:Tetracycline; D012382:Rolitetracycline