title: Ultrastructural changes in connective tissue in lungs of rats exposed to NO 2 .
mesh_terms: D000818:Animals; D001485:Basement Membrane / Q000187:drug effects; D001980:Bronchi / Q000187:drug effects; D003094:Collagen; D003238:Connective Tissue / Q000187:drug effects*; D004547:Elastic Tissue / Q000187:drug effects; D005347:Fibroblasts / Q000187:drug effects; D008168:Lung / Q000187:drug effects*; D008171:Lung Diseases / Q000139:chemically induced*; D008854:Microscopy, Electron; D009130:Muscle, Smooth / Q000187:drug effects; D009585:Nitrogen Dioxide; D011650:Pulmonary Alveoli / Q000187:drug effects; D051381:Rats
chemical_list: D003094:Collagen; D009585:Nitrogen Dioxide