Table 2.

GTE ameliorates CTN-induced down-regulated antioxidant status antioxidant markers

Treatment Groups	GPx (µM/mg protein)	Catalase (mM/mg protein)	SOD (U/mg protein)	Total GSH (nM/mg protein)
Control	1.62 ± 0.02	0.080 ± 0.01*	5.99 ± 1.17*	6.43 ± 0.25*
CTN 100 µm	0.87 ± 0.01	0.038 ± 0.01*	1.81 ± 0.40*	2.81 ± 0.33*
GTE 20 µg/ml + CTN	0.94 ± 0.01	0.038 ± 0.01	3.02 ± 0.28	2.84 ± 0.53
GTE 40 µg/ml + CTN	0.94 ± 0.01	0.064 ± 0.01#	3.17 ± 0.33	3.63 ± 0.29
GTE 80 µg/ml + CTN	1.30 ± 0.02	0.087 ± 0.01#	4.05 ± 0.38#	5.04 ± 0.39#

Cells were pre-incubated with GTE (20, 40, 80 µg/ml) for 2 h, followed by CTN treatment (100 µM) for 24 h. Data are expressed as the mean ± standard deviation from three independent experiments, each performed in triplicate

* p < 0.05 versus control cells, ^# p < 0.05 versus CTN treated cells