Moreover, on day 35 after tumor implantation, the AFP concentration in the vehicle-treated group was 4,780,122 ± 2,929,242 ng/mL and that in the CBT-143-S-F6F7-treated group was 2,705,733 ± 1,463,381 ng/mL (P = 0.06, Fig. 4c). Here, AFP is linked to neoplasm.