Fig. 3
From: Mitochondria-targeted nanoplatforms for enhanced photodynamic therapy against hypoxia tumor
a CLSM images of 3BP@PLGA-IR780 colocalization with mitochondria (the red represents nanoplatforms and the green represents mitochondria. b Western blot results of HK-II expression in 4T1 cells after various treatments. c CLSM images of JC-1 stained-4T1 cells after co-incubating with 3BP@PLGA and 3BPA@PLGA-IR780 (the red indicates normal membrane potential, the green indicates declined membrane potential). d Schematic illustration of the measurement of dissolved O2 with an oxygen electrode. e The changes of dissolved O2 of cell culture medium after incubation with 3BP@PLGA or 3BP@PLGA-IR780 for 4 h. f The changes of apoptotic proteins in 4T1 cells after various treatments