Figure 4From: Alveolar epithelial type II cell: defender of the alveolus revisitedTransmission electron micrograph of rat intra-alveolar surfactant with the typical lattice-like appearance of tubular myelin, which is in close contact with the alveolar lining layer (arrowheads). Vesicular surfactant (small arrows) is seen near the apical surface of the alveolar epithelium.Back to article page