Fig. 7.

(A) The schematic diagram of the catechol-modified adhesive hydrogel acted as an “antigen reservoir” for long-term immune-memory anti-tumor therapy, and (B) the antitumor effects in vivo. Reproduced with permission from Ref. [196]. Copyright 2021, Wiley-VCH. (C) The schematic diagram of the dopamine-functionalized hydrogel platform with iron oxide magnetic nanoparticles doping and doxorubicin loading for chemo/photothermal therapy, and (D) the killing effects on A375 tumor cells. Reproduced with permission from Ref. [197]. Copyright 2021, Elsevier.