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Table 4 Stereological data on intraalveolar surfactant

From: Alterations of alveolar type II cells and intraalveolar surfactant after bronchoalveolar lavage and perfluorocarbon ventilation. An electron microscopical and stereological study in the rat lung

  Healthy animals Lavaged animals
Parameter Gas PF5080 Gas PF5080
S S (surf/alvepi) [%] 21.9 ± 4.1 19.9 ± 4.8 8.0 ± 1.9* 8.6 ± 2.2*
V(surf/lung) [mm3] 21.1 ± 10.0 19.3 ± 3.6 10.0 ± 2.4* 13.3 ± 5.2
V V (surf/mm3par) [106 μm3] 4.4 ± 1.6 5.0 ± 1.6 2.9 ± 0.5 2.6 ± 0.7*
  1. Abbreviations: S S (surf/alvepi) = surface fraction of alveolar epithelium covered with surfactant; V(surf/lung) = total volume of intraalveolar surfactant per lung; V V (surf/mm3par) = volume density of intraalveolar surfactant per mm3 parenchyma.
  2. Data are presented as mean ± SD. * p < 0.05 Lavaged vs. Healthy.