Serum concentrations of interleukin (IL)-8, IL-6, and tumor necrosis factor-α (TNF-α) in rabbits in the four study groups at 48 hours following surgery. The four study groups were group A, injected with tea polyphenols and bacteriocins (N=6); group B, injected with cefradine and bacteriocins (N=6); group C, injected with tea polyphenols and cefradine (N=6); group D (controls) were injected with saline (N=6).