EGF and neoplasm: A significant linear relationship was found between the obtained tumor BLI and FLI signals from each of the four probes: Prosense680 (r = 0.73, p<0.01), IRDye 800CW 2-DG (r = 0.70, p<0.01), MMPSense680 (r = 0.92, p<0.0001) and IRDye 800CW EGF (r = 0.88, p<0.0001).