the electron-dense products of the histochemical reaction were located inside and on the surface of the surfactant membrane , in the hypophase of the surfactant complex , on the plasmalemma of air-blood barrier cells and in its micropinocytosis vesicles , as well as on the membranes of osmophilic plate-like bodies as their contents egressed into the alveolar lumen .
C0007603
plasmalemma
C0007634
cells