Southern, A L Metabolism of 14C-histamine injected into the fetal and maternal circulations of the perfused human placenta in vitro. [electronic resource] - The Journal of clinical endocrinology and metabolism Dec 1968 - 1724-9 p. digital Publication Type: Journal Article ISSN: 0021-972X Standard No.: 10.1210/jcem-28-12-1724 doi Subjects--Topical Terms: Amine Oxidase (Copper-Containing)--metabolismCarbon IsotopesFemaleFetus--physiologyHistamine--bloodHumansImidazoles--metabolismIn Vitro TechniquesMaternal-Fetal ExchangeMetabolic Clearance RatePerfusionPlacenta--enzymologyPregnancy