Table 2.

Antioxidant ability of plasma in dairy cows

Group	Number	T-AOC	SOD	MDA	GSH-Px
		umol/L	U/mL	nmol/mL	U/mL
Sick	36	5.82 ± 0.2a	58 ± 7.2a	3.4 ± 0.5a	27 ± 3.4a
Health	15	7.2 ± 1.45b	64 ± 4.6a	2.2 ± 0.1b	41 ± 4.2b

Different letters in the same column mean significant difference (P < 0.01)