Alterations of lung defense mechanisms against airborne bacteria.
D000391:Air Microbiology; D000818:Animals; D002923:Cilia; D003031:Coal; D004391:Dust; D004781:Environmental Exposure; D004927:Escherichia coli Infections; D006168:Guinea Pigs; D010587:Phagocytosis; D011650:Pulmonary Alveoli / Q000276:immunology*; D012141:Respiratory Tract Infections / Q000276:immunology*; D012907:Smoking; D013458:Sulfur Dioxide
D003031:Coal; D004391:Dust; D013458:Sulfur Dioxide