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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
1
pubmed:dateCreated
2011-3-8
pubmed:abstractText
Reversed-phase HPLC methods capable of separating several retinoic acid isomers are generally not designed for simultaneous analysis of isomers of other classes of retinoids. A reversed-phase HPLC method is presented which allows the separation of at least four retinoic acid (RA) isomers (13-cis-RA, 9,13-dicis-RA, 9-cis-RA, all-trans-RA)and of all isomers of retinoyl-beta-D-glucuronide (RAG), which have been observed in vivo (13-cis-RAG, 9-cis-RAG,all-trans-RAG). The recovery of retinoids was generally between 80 and 90%. Intra-day reproducibility (expressed as relative standard deviation) was less than or equal to 7%. As little as 0.25 ng of RA isomers and of all-trans-RAG could be detected. This method allowed the study of the metabolism of 9-cis-retinoids, where isomerization reactions play a predominant role.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Nov
pubmed:issn
0021-9673
pubmed:author
pubmed:issnType
Print
pubmed:day
11
pubmed:volume
685
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
182-8
pubmed:meshHeading
pubmed:year
1994
pubmed:articleTitle
Single-run analysis of isomers of retinoyl-beta-D-glucuronide and retinoic acid by reversed-phase high-performance liquid chromatography.
pubmed:affiliation
lnstitut fiir Toxikologie und Emhr~opharmakologie, Freie Umversiriit Berlin. Garystrasse 5, D-14195 Berlin, Germany.
pubmed:publicationType
Journal Article