tumor necrosis factor a
Biochemical analysis of serum samples and sciatic nerve and dorsal root ganglion (DRG) lysates showed restoration or improvement of nuclear factor-<kappa>B (NF-kB), malondialdehyde (MDA) level, activity of superoxide dismutase (SOD), catalase, tumor necrosis factor a (TNFa), and interleukin 1b (IL-1b) upon diosgenin treatment of diabetic rats.