Fig. 7From: IGF1 receptor-targeted black TiO2 nanoprobes for MRI-guided synergetic photothermal-chemotherapy in drug resistant pancreatic tumora–c H&E staining of fibrous matrix in tumor and fibrous matrix loosening under photothermal process; H&E staining of vascular exudation in tumor for treatment of PBS (d), bTiO2-Gd-IGF1 (e) and bTiO2-Gd-IGF1 + NIR (f). g Immunohistochemical results of IGF1 receptor expression. Ki67 immunohistochemical results of in PBS (h) and bTiO2-Gd-IGF1 treatment (i). Scale bar is 100 μmBack to article page