Table I.

Comparison of lung tissue homogenate SOD (U/mg prot) and MDA (nmol/mg prot).

Index	Group	T0	T1	T2	T3	T4
SOD	C	14.32±1.27	15.38±2.24	13.88±1.61	13.62±1.82	12.50±1.31
	E1	14.04±1.42	15.42±5.00	18.00±1.81a	19.26±6.57a	22.28±3.11b
	E2	14.12±1.14	17.10±4.31	19.94±6.06b	21.10±5.42b	24.38±3.61b
MDA	C	1.06±0.19	1.21±0.41	1.50±0.30	1.54±0.31	1.76±0.42
	E1	1.05±0.23	1.21±0.19	1.38±0.31a	1.05±0.33a	1.17±0.19c
	E2	1.08±0.21	1.19±0.16	1.31±0.21b	1.02±0.31b	1.12±0.15b

Intra-group comparison with T₀

^cP<0.01; comparison with T₁, T₂, T₃

^bP<0.05; inter-group comparison with group C

^aP<0.05, ^cP<0.01; comparison between E2 and E1, ^bP<0.05. SOD, superoxide dismutase; MDA, malondialdehyde.