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Fig. 5 | Journal of Nanobiotechnology

Fig. 5

From: 808 nm-activable core@multishell upconverting nanoparticles with enhanced stability for efficient photodynamic therapy

Fig. 5

a Degradation rate of DPBF at 407 nm upon 5 W cm−2 irradiation with an 808 nm laser at 2.5 nM concentration of UCNPs or 250 nM of free PS. b Cells treated with UC-PMA-Rb,Ce6; 2.5 nM for 3 h under dark conditions after TMRE exposure (upper raw), and after 40 min of 5 W cm−2 irradiation (lower raw). c Corrected-total cell fluorescence (CTCF) of cells incubated for 3 h with 2.5 nM UC-PMA-RB,Ce6 and TMRE with and without PDT

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