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. 2016 Mar 24;6:23489. doi: 10.1038/srep23489

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Confocal laser-scanning fluorescence microscopy images of SKOV-3 cells (A–C) and A549 cells (D–F) after 8 h incubation with PCV_FITC (A,D), fP-PCV_FITC (B,E), and fP-PCV_FITC with 2 mM folate (C,F), and then dying with DAPI.