Using matrix-induced ion suppression combined with LC-MS/MS for quantification of trimethylamine-N-oxide, choline, carnitine and acetylcarnitine in dried blood spot samples
Wan-Hui Lu, Huai-Hsuan Chiu, Han‐Chun Kuo, Guan‐Yuan Chen, Divyabharathi Chepyala, Ching‐Hua Kuo
Topics & Concepts
ChemistryDried blood spotAcetylcarnitineIon suppression in liquid chromatography–mass spectrometryChromatographyCarnitineAnalyteTrimethylamine N-oxideLiquid chromatography–mass spectrometrySample preparationTandem mass spectrometryElectrospray ionizationProtein precipitationMatrix (chemical analysis)Mass spectrometryTrimethylamineBiochemistryGut microbiota and healthAntibiotics Pharmacokinetics and EfficacyMetabolomics and Mass Spectrometry Studies