Fig. 6
The in vivo antitumor therapeutic efficacy of SNP-Fe@MNs. a Conceptual design of postoperative B16 tumor cell residues with defect model. b In vivo heating curves and infrared thermal images of mice under the irradiation of 1.50 W cm−2 NIR. c Tumor volume in groups of control, SNP-Fe@MNs-NIR(−)-NO(+), SNP-Fe@MNs-NIR(+)-NO(−), and SNP-Fe@MNs-NIR(+)-NO(+), respectively. d Photographs of the whole therapeutic course. e Photographs of dissected tumor. f Ki67 immunohistochemical, TUNEL, and H&E staining images of a dissected tumor tissues in different treatment groups