Assertion: spheroid's cell | /r/CapableOf | mediate gas exchange
Facets:
Source sentences:
text: The alveolar epithelium is comprised of alveolar type 1 epithelial cells (AT1), which mediate gas exchange, and alveolar type 2 epithelial cells (AT2), which produce and release pulmonary surfactants, antioxidants, cytokines/chemokines, and other molecules important for the lung’s defense, response to insult, and homeostasis.