D. Representative images for co-localization between RPA32 or p-RPA32S33 (green) and telomeres (red FISH probe), in the indicated cell lines treated with siLuc or sihnRNPA1 for 48 h. White arrows indicate co-localization events. Data information: All scale bars: 5 μm. Data are shown as mean ± SD, with the red line marking the mean value. Statistical analyses were performed with Student's two-tailed unpaired t-test with Welch's correction for normality of distribution unless specified otherwise. 