Fig. 3

uMSC-EVs enhanced the proliferation of alveolar epithelial cells in BLM-induced pulmonary fibrosis. Expression levels of Ki67 (proliferating cell) and EpCAM (epithelial cell) were detected using IF staining. Scale bar = 200 μm
uMSC-EVs enhanced the proliferation of alveolar epithelial cells in BLM-induced pulmonary fibrosis. Expression levels of Ki67 (proliferating cell) and EpCAM (epithelial cell) were detected using IF staining. Scale bar = 200 μm