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Figure 1 | Tobacco Induced Diseases

Figure 1

From: The Pulmonary Surfactant: Impact of Tobacco Smoke and Related Compounds on Surfactant and Lung Development

Figure 1

Arrangement of a molecule of dipalmitoylphosphatidylcholine (DPPC) at the interface of the air and an aqueous hypophase. The fatty acid moieties are displaced away from the polar water phase while the polar head group associates with the water. The uniformity of the fatty acid chains allows tight packing of adjacent DPPC molecules providing a small cross-sectional profile.

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