Fig. 7

a Schematic diagram of PYT NPs + NIR for the tumor therapy. b Images of tumors removed from BALB/c mice in PBS, PYT NPs, NIR and PYT NPs + NIR groups. c Tumor growth curves and d changes in body weights of 4T1 tumor-bearing mice. e The representative images of H&E and Ki67 staining of tissue sections from mice treated with PBS, NIR, PYT NPs, or PYT NPs + NIR, respectively. Scale bar: 100 μm