Table I.

Effect of TB concentration on MDA, SOD and GSH-Px levels in Aβ_25-35-induced SH-SY5Y cells.

Group	MDA (mmol/mg)	SOD (U/mg)	GSH-Px (U/mg)
Control	0.94±0.10	44.08±0.95	56.53±2.61
Aβ25-35	2.23±0.17a	11.67±0.35b	21.12±0.28b
25 µM TB + Aβ25-35	1.57±0.41d	19.75±3.39	28.16±1.73
50 µM TB + Aβ25-35	1.25±0.04d	30.48±0.40d	32.88±3.29
100 µM TB + Aβ25-35	1.07±0.60d	32.12±2.15c	37.95±1.29d

^aP<0.05

^bP<0.01 vs. the control group

^cP<0.05

^dP<0.01 vs. the Aβ_25-35 group. Data are presented as mean ± standard error of the mean. TB, torenoside B; MDA, maleic dialdehyde; SOD, superoxide dismutase; Aβ, amyloid-beta; GSH-PX, glutathione peroxidase.