NUTRIENT REGULATION OF HORMONAL, HUMORAL AND CELLULAR RESPONSES IN POSTPARTUM LACTATING DAIRY COWS: BUILDING BLOCKS FOR RESTORATION OF FERTILITY?

WILLIAM W. THATCHER, FLAVIO T. SILVESTRE, TODD R. BILBY, CHARLES R. STAPLES, JOSE E. P. SANTOS, MAURICO E. BENZAQUEN, CARLOS A. RISCO AND LESLIE A. MACLAREN Department of Animal Sciences, University of Florida, Gainesville, FL, USA; Veterinary Medicine Teaching and Research Center, University of California -Davis, Tulare, CA, USA; Department of Large Animal Clinical Sciences, College of Veterinary Medicine, University of Florida, Gainesville, FL, USA, and Department of Plant and Animal Sciences, Nova Scotia Agricultural College, Truro, Nova Scotia, Canada