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Direct analysis of nitrocatechol-type glucuronides in urine by capillary electrophoresis–electrospray ionisation mass spectrometry and tandem mass spectrometry

Autor: Helena Keski-Hynnilä, Jyrki Taskinen, Knut Raanaa, Risto Kostiainen

Publikováno v: Journal of Chromatography B: Biomedical Sciences and Applications. 749:253-263

Direct, quantitative capillary electrophoresis-electrospray ionisation mass spectrometric (CE-ESI-MS) and tandem mass spectrometric (CE-ESI-MS-MS) methods are described for the quantitation of 3-O-glucuronides of E- and Z-entacapone isomers (EEG and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dbd02e4aa687b12ead3d38a06ddc9682
https://doi.org/10.1016/s0378-4347(00)00413-8

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Quantitation of entacapone glucuronide in rat plasma by on-line coupled restricted access media column and liquid chromatography-tandem mass spectrometry

Autor: Markus M. Forsberg, Risto Kostiainen, Helena Keski-Hynnilä, Jyrki Taskinen, Knut Raanaa, Pekka T. Männistö

Publikováno v: University of Helsinki

A column-switching liquid chromatography-electrospray ionization-tandem mass spectrometric (LC-ESI-MS-MS) method was developed for the direct analysis of entacapone glucuronide in plasma. The plasma samples (5 microl) were injected onto a C18-alkyl-d

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::45f56dd26f3172bddba097fb9c3c45aa
https://pubmed.ncbi.nlm.nih.gov/11499476

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