Effects of low molecular weight heparin on platelet surface P-selectin expression and serum interleukin-8 production in rats with trinitrobenzene sulphonic acid-induced colitis

Table 1 Effect of low molecular weight heparin (dalteparin) in Fedorak grades on mucosa of TNBS-induced colitis in rats

	n	24 h	Day 7	Day 14
Control group	5	1.33 ± 0.54	4.33 ± 0.81b	3.67 ± 2.13
150 U/kg LMWH group	4	1.00 ± 0.00	3.33 ± 2.08	1.67 ± 1.15
300 U/kg LMWH group	5	0.57 ± 0.33	2.00 ± 1.33	0.66 ± 0.32d

^bP < 0.01 vs control group at 24 h;

^dP < 0.01 vs control group on day 14.