Synergistic protection of astragalus polysaccharides and matrine against ulcerative colitis and associated lung injury in rats

Table 3 Colon mucosal damage indexes of rats in various groups

Group	n	0 wk	n	2 wk	n	4 wk
Normal	10	0.00 ± 0.00	10	0.00 ± 0.00	10	0.00 ± 0.00
Model	10	6.70 ± 1.89b	10	6.40 ± 1.78b	10	4.70 ± 2.06b
Salazopyrine control			10	3.90 ± 2.23b	11	4.00 ± 2.24b
Matrine treatment					12	1.83 ± 1.59ac
APS treatment					13	2.33 ± 1.97a
Monomer mixture			11	0.56 ± 0.48ac	12	1.92 ± 1.73ac

^aP < 0.05 and

^bP < 0.01 vs normal group;

^cP < 0.05 vs model group. APS: Astragalus polysaccharides.