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Fig. 4 | Biomaterials Research

Fig. 4

From: An injectable, in situ forming and NIR-responsive hydrogel persistently reshaping tumor microenvironment for efficient melanoma therapy

Fig. 4

The photothermal performance of MD@SA hydrogel. (a) The UV-Vis spectrum of MD@SA hydrogel with various concentrations. (b) The near-infrared images of MD@SA hydrogel under 808 nm irradiation (1.0 W/cm2). The temperature rising patterns of MD@SA hydrogel with different (c) concentration and (d) laser power. (e) Photothermal heat curves of MD@SA hydrogel over four NIR irradiation (1.0 W/cm2) on/off cycles. (f) Heating and cooling curve of MD@SA hydrogel under 808 nm laser irradiation (1.0 W/cm2)

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