CXCR4-Overexpressing Umbilical Cord Mesenchymal Stem Cells Enhance Protection against Radiation-Induced Lung Injury

Figure 4

Effect of HUMSCs on α-SMA, E-cadherin, and collagen I and HUMSCs adopted alveolar type II cell phenotype. (a) Immunohistochemistry images for α-SMA at 30 days postradiation. (b) Immunohistochemistry images for E-cadherin at 30 days postradiation. (c) Immunohistochemistry images for collagen I at 30 days postradiation. (d) Immunofluorescence (IF) of frozen lung sections from control, CXCR4-overexpressing, and radiation groups at 7 days postradiation by using deconvolution microscopy (DAPI: blue; EGFP: green; pro-SPC: red).

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