Skip to main content

Table 3 Stereological data on alveolar type II cells and intracellular 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
N(typeII/lung) [106] 229.3 ± 85.1 220.3 ± 72.5 209.1 ± 49.8 285.7 ± 62.6
(typeII) [μm3] 385.7 ± 27.2 391.5 ± 27.5 344.7 ± 43.9 337.8 ± 16.3*
V(lb/typeII) [μm3] 61.3 ± 14.1 49.9 ± 5.5 26.9 ± 7.1* 27.9 ± 1.7*
V(lb/lung) [mm3] 14.0 ± 6.3 11.0 ± 4.0 5.5 ± 1.5* 8.0 ± 2.0
V V (lb/mm3par) [106 μm3] 2.9 ± 0.9 2.7 ± 0.4 1.6 ± 0.3* 1.6 ± 0.3*
  1. Abbreviations: N(typeII/lung) = number of type II cells per lung; (typeII) = number-weighted mean volume of type II cells; V(lb/typeII) = total volume of lamellar bodies per type II cell; V(lb/lung) = total volume of lamellar bodies per lung; V V (lb/mm3par) = volume density of lamellar bodies per mm3 parenchyma. Data are presented as mean ± SD. * p < 0.05 Lavaged vs. Healthy.