Figure 8From: Chitosan-based intelligent theragnosis nanocomposites enable pH-sensitive drug release with MR-guided imaging for cancer therapyCellular internalization efficacy of N Chitosan-DMNPs. (a) Fluorescence image of N Chitosan-DMNP-treated cells (i, merged image; ii, blue filter for Hoechst; iii, red filter for DOX). (b) T 2-weighted MR image and graph of △R 2/R 2 non-treatment for N Chitosan-DMNP-treated cells. Scale bars 50 μm.Back to article page