Parameter Control group MSG group Recovery group Thymic MDA (nmol/g tissue) 69.68 ± 7.31 a141.30 ± 5.47 b98.81 ± 9.19 Splenic MDA (nmol/g tissue) 80.58 ± 4.28 a165.32 ± 12.49 b99.70 ± 15.3 Thymic GSH (nmol/mg protein) 13.61 ± 0.66 a4.13 ± 0.19 b9.41 ± 1.08 Splenic GSH (nmol/mg protein) 28.21 ± 1.47 a9.07 ± 0.47 b17.42 ± 0.87 Thymic CAT (U/g tissue) 60.47 ± 2.22 a41.36 ± 4.44 b47.20 ± 4.63 Splenic CAT (U/g tissue) 85.13 ± 3.96 a61.69 ± 3.80 b78.38 ± 3.94 Thymic SOD (U/g tissue) 17.13 ± 0.81 a6.31 ± 0.54 b12.09 ± 0.58 Splenic SOD (U/g tissue) 36.28 ± 1.73 a14.48 Table 2: 2.32 b24.18 ± 1.13

Results are expressed as mean ± SD (N = 10 rats/group). aValue significantly different from control group (p < 0.001) and bMSG group (p < 0.05). MDA: malondialdehyde; GSH: reduced glutathione; CAT: catalase; SOD: superoxide dismutase.

Table 2: Effect of MSG administration on malondialdehyde (MDA) level, reduced glutathione (GSH) content, and anti-oxidant enzymes activities in rat thymic and splenic tissues.