Fig. 4From: Cell membrane-based nanomaterials for theranostics of central nervous system diseasesPreparation procedures of RBC membrane-based nanomaterials of T7/NGR-RBCSLNs (A), RBC-NC (B) and Ang-RBCm@NM-(DOX/Lex) (C). Reproduced with permission from Fu et al. [93], Chai et al. [94], Zou et al. [95]Back to article page