FAP and neoplasm: Meanwhile, tumor uptake of HT1080-FAP models was higher than the other 3 tumor models after analyzing the biodistribution data (HT1080-FAP vs. BxPC-3, P < 0.05; HT1080-FAP vs. Panc-02, P < 0.01; HT1080-FAP vs. HT-1080, 11.89 ± 1.83%ID/g vs. 10.38 ± 1.84%ID/g, P > 0.05).