Fig. 2From: Real-time in vivo imaging of subpopulations of circulating tumor cells using antibody conjugated quantum dotsCTCs (red cells indicated by arrows) in the blood vessel near solid tumor expressing red fluorescent protein (RFP). The blood vessels (green) were stained with fluorescein isothiocyanate (FITC)-dextran. Tumor cells: BXPC3-RFPBack to article page