Figure 5.

Specificity of the aptamer by immunohistochemical staining. After incubating the MMP2 aptamer with MMP2 protein in PBS at room temperature for 2 h, the immnohistochemical staining in gastric cancer tissues was significantly reduced. Scale bar, 100 μm.

Han et al. Nanoscale Research Letters 2014 9:104   doi:10.1186/1556-276X-9-104
Download authors' original image