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(A, D, G) Appearance of neonates after birth. The arrowhead indicates milk in the stomach. (B, E, H) Floating assay of the lungs. (C, F, I) Appearance of the lungs. Control lungs show the inflated morphology (C). Snx5-/- lungs lack inflated morphology (F) or show partially inflated morphology (I). Scale bars: 0.5 mm.
