| Literature DB >> 3972081 |
Abstract
Untransformed retinoic acid has never been demonstrated in human excreta under normal physiological conditions. We have developed a two-step liquid chromatographic system for the demonstration of subnanogram amounts of this compound in human urine without administration of any precursor.Entities:
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Year: 1985 PMID: 3972081 DOI: 10.1007/bf02004504
Source DB: PubMed Journal: Experientia ISSN: 0014-4754