A liquid chromatography/high-field asymmetric waveform ion mobility spectrometry/tandem mass spectrometry (LC-FAIMS-MS/MS) semi-quantitative method was developed for the simultaneous determination of prostaglandin (PG) E-2, PGD(2), PGF(2 alpha), 6-keto-PGF(1 alpha), and thromboxane (TX) B-2. Diluted samples containing these prostanoids and their tetra-deuterium-substituted internal standards were analyzed by LC followed by either selected reaction monitoring (LC-SRM) or FAIMS and selected reaction monitoring (LC-FRM). FAIMS reduced background noise, separated the isobaric ions PGE(2) and PGD(2), and separated dynamically interchanging TXB2 anomers. This is the first report of the separation of interconverting anomers by FAIMS. Generally, the LC-FRM chromatograms were more selective than the LC-SRM chromatograms. Its potential was demonstrated by analysis of prostanoids in guinea pig lumbar spinal cord homogenate. Copyright (c) 2006 John Wiley & Sons, Ltd.
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Canadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, CanadaCanadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, Canada
Purves, Randy W.
Souster, Kim
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Canadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, CanadaCanadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, Canada
Souster, Kim
West, Michelle
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Canadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, CanadaCanadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, Canada
West, Michelle
Huda, Azhar M.
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Canadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, CanadaCanadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, Canada
Huda, Azhar M.
Fisher, Caleb M. E.
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Canadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, CanadaCanadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, Canada
Fisher, Caleb M. E.
Belford, Michael W.
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Thermo Fisher Sci, San Jose, CA 95134 USACanadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, Canada
Belford, Michael W.
Shurmer, Bryn O.
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Canadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, CanadaCanadian Food Inspect Agcy, Ctr Vet Drug Residues, Saskatoon, SK S7N 2R3, Canada
机构:Natl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, Canada
Barnett, DA
Ells, B
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机构:Natl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, Canada
Ells, B
Guevremont, R
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Natl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, CanadaNatl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, Canada
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Natl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, CanadaNatl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, Canada
Cui, M
Ding, LY
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Natl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, CanadaNatl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, Canada
Ding, LY
Mester, Z
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Natl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, CanadaNatl Res Council Canada, Inst Natl Measurement Stand, Ottawa, ON K1A 0R6, Canada