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Analysis of cholesterol distribution in chemosensitive and chemoresistant cell lines. Representative images of double immunofluorescence assays. Specifically, PEA1 and PEA2 cells were stained with Filipin and the Golgi marker GM130 antibody (A) or the Lysostracker dye (B). Scale bar = 10 μm. Arrows indicate co-localization areas. In b, higher magnification pictures are shown, scale bar = 5 μm.
