Embryonic steroids and the establishment of pregnancy in pigs.


In the pig, establishment of pregnancy begins about 11-12 days after the start of oestrus. The ability of pig conceptuses to synthesize and release oestrogens during this period, as well as the ability of exogenous oestrogens to induce pseudo-pregnancy when administered from Day 11-15 of the oestrous cycle, provide evidence for an involvement of oestrogen… (More)


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@article{Geisert1990EmbryonicSA, title={Embryonic steroids and the establishment of pregnancy in pigs.}, author={Rodney D Geisert and Michael T Zavy and R. Jeffrey Moffatt and Reina M. Blair and T. O. Yellin}, journal={Journal of reproduction and fertility. Supplement}, year={1990}, volume={40}, pages={293-305} }