Fig. 8.

(A) Schematic representation of PNP hydrogels comprising hydrophobically modified hydroxypropylmethylcellulose (HPMC-C₁₂) and PEG-b-PLA NPs. (B) Localized recruitment of DCs into a subcutaneously injected cytokine-free or CCL21-impregnated PNP hydrogel. Dashed line represents the border between tissue (left of dashed line) and the PNP hydrogel (right of dashed line). (blue ​= ​DAPI, purple ​= ​anti-CD11c Alexa Fluor 647). Reproduced with permission [69]. Copyright 2019, American Chemical Society. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)