Table 3. Effect of paeonol and danshensu on antioxidant enzymes activity in rats.

Group(s)	SOD	CAT	GPx	GST	GR
Control	91.19±3.52	87.33±2.70	8.65±0.64	12.28±0.51	11.94±0.67
ISO (85 mg/kg, s.c.)	55.57±3.65*	45.93±2.19*	3.82±0.48*	6.48±0.74*	6.61±0.67*
Pae (80 mg/kg, i.g.)+ISO	75.61±3.54#	64.15±3.18#	5.08±0.54 #	8.02±0.32#	7.57±0.46&
DSS (160 mg/kg, i.g.)+ISO	81.57±3.50 #	69.54±3.02#	6.40±0.49#	9.11±0.33#	8.45±0.45#
Pae+DSS+ISO	88.54±3.53 # @ ¥	83.93±3.02# @ $	8.04±0.65# @ $	11.67±0.41# @ $	11.29±0.74# @ $

Results are expressed as mean ± S.D. (n = 8).

^* P<0.001 vs. Control;

^& P<0.05 vs. ISO,

^# P<0.001 vs. ISO;

^@P<0.001 vs. Pae+ISO;

^¥ P<0.01 vs. DSS+ISO,

^$ P<0.001 vs. DSS+ISO (one-way ANOVA).

Activity is expressed as units/mg protein for SOD, µmol of H₂O₂ decomposed/second/mg protein for CAT, µmol of GSH oxidized/min/mg of protein for GPx, µmol of CDNB conjugated/min/mg protein for GST and µmol of GSSG utilized/min/mg protein for GR.