RESPONSES TO INFUSION OF GROWTH HORMONE INTO THE MAMMARY ARTERIES OF LACTATING SHEEP

Authors:
  • GMG. H. McDOWELL
    G. H. McDOWELL
  • IHI. C. Hart
    I. C. Hart
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Abstract
Local infusion of growth hormone, at doses ranging from 400 to 3200 μg/day, into the mammary arteries of lactating sheep failed to affect milk yield and composition. There were no changes in concentrations of major metabolites in peripheral plasma. Key words: Lactating sheep, local application of growth hormone