title: Bronchoconstriction and apnea induced by cigarette smoke: nicotine dose dependence.
mesh_terms: D000403:Airway Resistance / Q000187:drug effects*; D000818:Animals; D004285:Dogs; D004305:Dose-Response Relationship, Drug; D005260:Female; D008297:Male; D009538:Nicotine / Q000494:pharmacology*; D010947:Plants, Toxic; D012119:Respiration / Q000187:drug effects*; D012906:Smoke; D014026:Nicotiana; D014132:Trachea / Q000187:drug effects
chemical_list: D012906:Smoke; D009538:Nicotine