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. 2023 Oct 10;15(10):2443. doi: 10.3390/pharmaceutics15102443

Figure 3.

Figure 3

Photothermal properties, ROS generation, and GSH responsive H2S release. (a) The temperature increase in PB@DMOS under different power densities. (b) Infrared thermal images PB@DMOS under different power densities. (c) Recycling course of heating and cooling process for four cycles (140 μg/mL, 0.50 W/cm2). (d) Fitting linear relationship of -ln(θ)-t calculating from cooling data. (e) ESR spectra for detection of •OH via DMPO under different conditions. (f,g) UV-vis absorption spectra of MB catalyzed using PB@DMOS group under pH = 6.5 and 7.5. (h) The change absorbance with time at 664 nm for oxide MB catalyzed using PB@DMOS group under pH = 6.5 and 7.5. (i) UV-vis absorption spectra of GSH consumption using PB@DMOS. (j,k) H2S release properties of PB@DMOS.