CA19-9 as a Potential Target for Radiolabeled Antibody-Based Positron Emission Tomography of Pancreas Cancer

Figure 3

In vivo MicroPET images of BxPC3 xenografts. (a) Image at 72 hours. (b) Image at 96 hours. (c) Coregistered microPET/microCT Image at 120 hours. White arrows point to the BxPC3 tumor on the left shoulder of the mouse. Tumor to blood and positive tumor to negative tumor ratios of %ID/g determined from biodistribution data acquired at the 120 hour time point are indicated below the images.