Enzyme linked immunosorbent assays were used for detection of the serum oxidative stress indexes , NF-B p65 , iNOS , NO , reactive oxygen species ( ROS ) , reactive nitrogen species ( RNS ) , malondialdehyde ( MDA ) , superoxide dismutase ( SOD ) , catalase ( CAT ) , total antioxidative capacity ( TAOC ) and interleukin-4 ( IL-4 ) , IL-10 , IL-1 , and tumor necrosis factor - ( TNF - ) contents .