Fig. 13. Schematic illustration of the synthesis of Fe₃O₄@PLGA–PVP core–shell NCs for HER2 targeted endocytosis and breast cancer application of the nanocomposite. Reproduced with permission from ref. 148. Copyright 2016, American Chemical Society. (b) Schematic illustration and preparation of gadolinium oxide–gold nanocluster nanohybrids for multi-modal imaging therapy. Reproduced with permission from ref. 149. Copyright 2017, American Chemical Society. (c) Schematic illustration of the ICG–Au@BSA–Gd theranostic agent for PTT and PDT effects for cancer therapy. Reproduced with permission from ref. 150. Copyright 2017, American Chemical Society.