Sulfuric acid-induced changes in the physiology and structure of the tracheobronchial airways.

Environ Health Perspect · 1989 · PMC1567581 · PMID 2707192

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showed a trendno p-value reported

_ l 133 UV I GEARHART AND SCHLESINGER such a trend in all airway classes, and a significant change in those airways > 500 ,um. The 4-month acid exposure cohort showed a trend toward increased acidic glycoproteins in all airway size classes, but the respiratory bronchioles and the > 500 gm bronchi were the only categories with statis- tically enhanced AB staining.

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