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The effects of short-term ozone exposure on the lung function and surface activity of surfactant subtypes isolated from rat lung lavage were studied. Rats were exposed to 0.8 ppm ozone for 2 or 12 hr. The surface activity of surfactant was affected by ozone exposure, whereas distinct morphological changes in bronchoalveolar lavage or in the surfactant subtypes were not observed. Adsorption experiments...
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