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Immunofluorescent and immunohistochemical analysis of vimentin, ZEB1 (green)/β-catenin (red), TGM2, α-SMA, PDPN and TCN expression in SCC biopsy cross sections (N = 8) Arrows in PDPN panel point at papillary fibroblasts, those in the alpha-SMA at evident CAFs, and in the vimentin and ZEB1 panels at EMT of tumour cells.
