Osmiophilic Lamellated Bodies and Associated Material in Lung Alveolar Spaces

The presence of osmiophilic, lamellated bodies in cells of the pulmonary surface epithelium of both immature and mature animals now is established. Such inclusions were described first by Schlipk6ter (1954), and there have been numerous reports of their presence in the lungs of many mammals and in the gill epithelium of amphibia and fish (e.g., Campiche, 1960; Policard et al., 1957). There have been suggestions that they are transformations