Figure 1
15-Ketodihydro-PGF2α (solid line), cortisol (dashed line) and progesterone (solid circles) profiles in four heifers after induction of parturition by intramuscular injections of dexamethasone in late pregnancy. Parturition takes place at day 0. Progesterone levels during parturition are shown in the small figure. Arrows indicate time for injection of dexamethasone. (Note – Logarithmic scale for the prostaglandin F2α metabolite)