fig1

Figure 1. Bionic nano-systems based on PBNZ for the treatment of CIRI. (A) Schematic diagram of the composition of PB-006@MSC and its effect on ischemic brain. This figure is quoted with permission from Zhang et al.^[64]. (B) Schematic diagram of the construction of brain-targeted bionic nanoenzyme (A@HPB@THSA) for the treatment of ischemic stroke. This figure is quoted with permission from Song et al.^[62]. (C) Schematic diagram of the treatment of ischemic stroke mediated by neutrophil hitchhiking bionic nanoenzyme (D@HPB@SPM NPs). This figure is quoted with permission from Song et al.^[63].