Immunofluorescence microscopy was carried out as described67 (link). HeLa or U2OS cells were treated with the indicated compounds for 4 hours, fixed, permeabilized, and co-stained with Hoechst 33342 (DNA stain) and the indicated antibodies. Images were captured with a Leica DMI6000 microscope (Leica DFC360 FX Camera, 63x/1.40-0.60 NA oil objective, Leica AF6000 software). Images were deconvolved with Leica Application Suite 3D Deconvolution software and exported as TIFF files.
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