LC-MS/MS quantitation of the primary reduced metabolites of progesterone in serum during the third trimester of human pregnancy reveals a potential role for 20β-hydroxyprogesterone and 5β-dihydroprogesterone in functional progesterone withdrawal
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Progesterone (P4) is an essential steroid hormone synthesised by the placenta required for the maintenance of pregnancy. In humans, the metabolism of P4 has been implicated in functional P4 withdrawal prior to parturition. We have developed a novel liquid chro... ...
