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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
1987-1-22
pubmed:abstractText
Benzarone (the debrominated metabolite of the uricosuric drug benzbromarone) has been proposed for treatment of vascular disorders. An assay was developed for the quantitation of total benzarone (conjugated and unconjugated) in plasma and urine, following oral intake of benzarone. Enzymatic hydrolysis of the samples with beta-glucuronidase/arylsulphatase, extraction, gradient elution high-performance liquid chromatography with reversed-phase columns and UV detection were used for the assay. The concentration ranges, precision and sensitivities were: 0.01-2 micrograms/ml, 3-5% and 0.01 microgram/ml, respectively, for both plasma and urine. These results were validated by gas chromatography-mass spectrometry after methylated derivatives were prepared. Enzymatic hydrolysis of plasma with pure beta-glucuronidase or arylsulphatase showed that the relative amounts of unconjugated, glucuronidated, and sulphated benzarone were 6, 12 and 82% respectively, for both plasma and urine.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Oct
pubmed:issn
0021-9673
pubmed:author
pubmed:issnType
Print
pubmed:day
31
pubmed:volume
382
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
167-74
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1986
pubmed:articleTitle
Determination of benzarone in human plasma and urine by high-performance liquid chromatography and gas chromatography-mass spectrometry. Identification of the conjugates.
pubmed:publicationType
Journal Article