TNF and breast benign neoplasm: Concerning the other inflammatory and tumor-associated cytokines, the serum TNF-α level was significantly higher in patients with GLM than in those with benign breast tumors; IL-β1 and IFN-γ levels were slightly higher in patients with GLM than in those with benign breast tumors; and elevation of the IL-17 level did not show any significant difference between the two diseases.