The mean tumor sizes of the 0.1-μg/ml mAb-IFN-γ, IFN-γ, 0.1-μg/ml mAb, and Ctrl groups were 5.54 ± 0.62, 7.63 ± 0.32, 8.69 ± 0.85, and 11.06 ± 0.61 mm, respectively (Additional file 1: Figure S1). Here, IFNG is linked to neoplasm.