Fig. 2

Characterization of cetuximab-Cy7 probe (A) The Cy7-labeled EGFR antibody solution was screened using NIRF imaging. SDS-PAGE of Cy7-labeled antibodies under (B) bright-field condition and (C) NIRF imaging. NIRF: near-infrared fluorescence; SDS-PAGE: sodium dodecyl sulfate - polyacrylamide gel electrophoresis; Cetuximab-Cy7: cetuximab-cyanine7; IgG-Cy7: immunoglobulin G-cyanine7