Preventive effect of tetramethylpyrazine on intestinal mucosal injury in rats with acute necrotizing pancreatitis

Table 2 Intestinal MPO activity in C, P and T groups (mean ± SD, nKat/g)

Group	0.5 h	2 h	6 h	12 h
C	58.17 ± 0.05	57.28 ± 0.19	58.02 ± 0.04	68.02 ± 0.11
P	118.05 ± 0.25b	119.70 ± 0.23b	136.52 ± 0.17b	134.86 ± 0. 21b
T	85.86 ± 0.35ac	90.21 ± 0.12ac	107.52 ± 0.23bd	128.3 ± 0.12bd

^aP < 0.05,

^bP < 0.01 vs C group;

^cP < 0.05,

^dP < 0.01 vs P group.