Abstract
Plasma concentrations of prostaglandin (PG) E1 (12-150, median 25 pg ml-1) and 13,14-dihydro-PGE1 (3-62, median 45.5 pg ml-1) were measured by gas chromatography-mass spectrometry in eight newborns with ductus arteriosus-dependent congenital heart disease during continuous intravenous infusion of PGE1. Formation of 13,14-dihydro-PGE1 was demonstrated for the first time in neonates. Since 13,14-dihydro-PGE1 has similar biological activities as the parent compound PGE1, pharmacological effects during PGE1 infusion are most likely related to both PGE1 and the generation and action of 13,14-dihydro-PGE1.
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Selected References
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