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. 2019 Oct 17;9:14899. doi: 10.1038/s41598-019-51359-7

Figure 7.

Figure 7

(A) Photodynamic activity of materials under N2 inert gas purging for examination of O2 effect. (B) Cell Viability (%) difference (VDark − VIrradiation) between dark and laser irradiation experiment for ZrP-MB, ZrP, MB treatments and related blank (PBS) on MDA-MB-231 cells, the results are expressed as mean ± SD (n = 3), *P < 0.05 (compared with MB treated group).