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. 2023 Jul 5;9(7):e18019. doi: 10.1016/j.heliyon.2023.e18019

Fig. 4.

Fig. 4

(a) Confocal images of MG-63 cells stained with DCFH-DA to observe reactive oxygen species production of scaffolds with and without laser irradiation. (b) Reactive oxygen species intensity of scaffolds detected by microplate reader. (c) Electron Spin Resonance spectra of ·OH and ·O2− trapped by DMPO.