Journal of Dairy Research, Cambridge University Press
	
		 
	
		Abstract
	
		The purpose of the study reported in this Research Communication Was to evaluate alterations in concentration of total antioxidant capacity (TAC) of plasma, plasma total thiols as markers of oxidative protein damage  and malondialdehyde (as a final product of lipid peroxidation) in samples  obtained at different stages of the lactation cycle and dry period of dairy cows. We found that TAC was significantly lower in the primiparous cows compared to multiparous cows. This study clearly demonstrates a need for monitoring primiparous ...