Total unconjugated oestrogen and progesterone concentrations in peripheral blood during the oestrous cycle of the dog.

  • Judy Hadley
  • Published 1975 in Journal of reproduction and fertility

Abstract

From the beginning of pro-oestrus to the end of metoestrus, daily peripheral blood samples were withdrawn from six bitches. Further samples were obtained during anoestrus. Oestrogen values rose from the onset of pro-oestrus to attain a peak value of 25-3 +/- 4-8 pg/ml on Day 1 of oestrus. Progesterone concentrations began to rise 2 days before the oestrogen… (More)

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