Construction and Evaluation of the Tumor-Targeting, Cell-Penetrating Multifunctional Molecular Probe iCREKA

<div>Immunofluorescent staining of the MMP-2 expression in the tumor tissues. (a) The immunofluorescent staining of the MMP-2 expression in the tumor tissues (red). (b) DAPI staining of cell nuclei (blue). (c) Fusion of (a) and (b). Positive expression of MMP-2 was detected in U87 tumor tissues. (magnification: ×200; scale bars, 3 <i>μ</i>m).</div>

Contrast Media & Molecular Imaging

fig6

Figure 6

Figure 6: Construction and Evaluation of the Tumor-Targeting, Cell-Penetrating Multifunctional Molecular Probe iCREKA 