Growth hormone, IGF-I and insulin in mammary gland secretion before and after parturition and possibility of their transfer into the calf.

The aim of this study was to monitor the changes of growth hormone (GH), insulin-like growth factor I (IGF-I) and insulin in the secretion of the bovine mammary gland from day 70 ante partum (AP) till 6 days post partum (PP) and during entire lactation period. For comparable reasons additional blood concentrations were evaluated. The association of IGF-I… CONTINUE READING