At 20 h, which is the optimal time for minibody imaging [37], drawn ROIs revealed 10.2 ± 2.6 %ID/g ± SD in the HEC1A/EMP2 tumor, a 5.4-fold uptake ratio compared to that in the EMP2-negative tumor (1.9 ± 0.5). Here, EMP2 is linked to neoplasm.