FOLH1 and neoplasm: To generate a 177Lu-PSMA recurrent tumor model, BALB/c nude mice bearing large subcutaneous PSMA-high PC3-PIP xenografts (average volume of ∼400 mm3) received an intravenous dose of 177Lu-PSMA-I&T (15 MBq, 1 μg, HED ∼3.1 GBq) (Fig. 5).