When the School of Medicine training program called Biology of the Lung: A Multidisciplinary Program began, on July 1, 1975, Gerald Ford was president, all four Beatles were alive, and gas cost about 50 cents a gallon.

Air-liquid interface culture promotes maturation and allows environmental exposure of pluripotent stem cell–derived alveolar epithelium
Type 2 alveolar epithelial cells (AT2s), facultative progenitor cells of the lung alveolus, play a