title: Histochemical approach to mucin in the trachea and lungs of squirrels, exposed to three chief air-pollutants (CO, SO2 and NO2).
mesh_terms: D000393:Air Pollutants / Q000009:adverse effects*; D000818:Animals; D002248:Carbon Monoxide / Q000009:adverse effects; D005260:Female; D008168:Lung / Q000032:analysis*; D008297:Male; D009077:Mucins / Q000032:analysis*; D009585:Nitrogen Dioxide / Q000009:adverse effects; D012589:Sciuridae; D013458:Sulfur Dioxide / Q000009:adverse effects; D014132:Trachea / Q000032:analysis*
chemical_list: D000393:Air Pollutants; D009077:Mucins; D013458:Sulfur Dioxide; D002248:Carbon Monoxide; D009585:Nitrogen Dioxide