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. 2022 Feb 2;388(2):417–438. doi: 10.1007/s00441-022-03593-1

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Fig. 11 — Representative transmission electron image of ultra-thin section of lung of control rat lung showing patent alveoli (AL) and thin interalveolar septa lined the alveoli with pneumocytes type I (P1), pneumocytes type II (PII) and single blood capillary (bc) contains Rbcs. Pneumocytes type II (PII) have large rounded euchromatic nucleus (N), short microvilli on its cell surface (mv) and full lamellar bodies (Lb) and empty lamellar body (*Lb) in its cytoplasm