Figure 5: Subcellular distribution of ACE-NE (125 µg ACE/mL) by MCF-7 cells in vitro after 15 minutes of exposure. ACE appears in red, while nuclei are stained blue by 4’,6-diamidino-2-phenylindole (DAPI). A) bright field. B) cells nuclei in blue. C) AlPc in red. D) merge of A, B and C.