FADD and neoplasm: Tumor growth delay also increased from 5.94 d (CI, 5.50 d to 6.37 d) in PBS control group, 8.27 d (CI, 7.60 d to 8.90 d) in VNP group, or 7.37 d (CI, 6.86 d to 7.88 d) in VNP-pN group to 9.50 d (CI, 8.90 d to 10.10 d) in VNP-pN-FADD group and 10.85 d (CI, 10.20 d to 11.50 d) in VNP-pN-N-FADD (P < 0.05) (Fig. 5F).