Fig. 14

Ex vivo imaging of tumor tissues and mice organs. 6 h (A) and 24 h (B) after i.v injection of free DOX, Pep@MUA.GNR-DOX and Apt-Pep@MUA.GNR-DOX with equal DOX (5 mg/kg) and MUA.GNR (1 mg/kg) concentration. The Quantitative ROI analysis of DOX in tumor tissues and mice organs after 6 h (C) and 24 h (D) i.v. administration of either Apt-Pep@MUA.GNR-DOX, Pep@MUA.GNR-DOX or free DOX