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TP2 3 5.62 59.32±4.24* 40.68±4.24*
TP3 3 8.43 62.78±0.93** 37.12±0.93**
Control1:control and not irradiated; Control 2:control and irradiated
*P<0.05, **P<0.01, vs control 2Fig 1 Test of single-strain break of plasmid PUC19 induced by 60 Co γ-rays
A: Supercoil;B:Open coil
1: λDNA/Hind Ⅲ Markers; 2, 3: Control and not irradiated; 4,5,6: Control and irradiated; 7,8,9: TP1; 10,11,12: TP2;13,14,15: TP3
图1 60Co γ射线致质粒PUC19 DNA单链断裂的测定(三)肝匀浆还原型谷胱甘肽(GSH)耗竭与测定:对Vit C/Fe2+诱使的小鼠肝匀浆GSH耗竭, 茶多酚有显著的抑制作用(P<0.05或P<0.01)。结果见表3:表3 TP拮抗 Vit C/Fe2+致使小鼠肝匀浆GSH耗竭的测定
Tab 3 Test of TP inbibition the exhaustion of GSH levels of mice
liver homogenate initiated by Vit C/Fe2+ (,n=7)
TP Absorbance(A) GSH