Evidence for a role of prostaglandins in the antepartum release of relaxin in the pregnant rat.


The relationship of the antepartum elevation in serum relaxin levels in pregnant rats to luteolysis was examined by determining the effects of the luteolysin prostaglandin F2 alpha (PGF2 alpha) and the prostaglandin synthetase inhibitor indomethacin on antepartum serum relaxin levels, as well as on luteolysis and birth. Intravenous administration of PGF2… (More)


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