Effects of quercetin on hyper-proliferation of gastric mucosal cells in rats treated with chronic oral ethanol through the reactive oxygen species-nitric oxide pathway

Table 1 Number of PCNA positive cells and levels of NO and NT in rat gastric mucosa (mean ± SD)

	Control	Ethanol	Ethanol + Quercetin	Quercetin
PCNA	21.6 ± 0.8	42.3 ± 0.7b	37.1 ± 0.4a	18.6 ± 0.6
Nox (&mgr;mol/L)	11.334 ± 0.467	7.978 ± 0.334b	9.889 ± 0.620a	12.098 ± 0.516
Nitrotyrosine (&mgr;mol/L)	8.986 ± 1.351	6.854 ± 0.460b	8.071 ± 1.208a	10.875 ± 1.034

^aP < 0.05 vs ethanol group,

^bP < 0.01 vs control group.