Abstract
This study reports a liquid chromatography-mass spectrometry method for the detection of polyphenol-derived metabolites in human plasma without enzymatic treatment after coffee consumption. Separation of available standards was achieved by reversed-phase ultra performance liquid chromatography and detection was performed by high resolution mass spectrometry in negative electrospray ionization mode. This analytical method was then applied for the identification and relative quantification of circulating coffee metabolites. A total of 34 coffee metabolites (mainly reduced, sulfated and methylated forms of caffeic acid, coumaric acid, caffeoylquinic acid and caffeoylquinic acid lactone) were identified based on mass accuracy (
| Original language | English |
|---|---|
| Pages (from-to) | 4678-4688 |
| Number of pages | 11 |
| Journal | Journal of Chromatography A |
| Volume | 1218 |
| Issue number | 29 |
| Early online date | 26 May 2011 |
| DOIs | |
| Publication status | Published - 22 Jul 2011 |
| Externally published | Yes |
Bibliographical note
DA - 20110628 IS - 1873-3778 (Electronic) IS - 0021-9673 (Linking) LA - eng PT - Journal Article RN - 0 (Cinnamates) RN - 0 (Coffee) RN - 0 (Glucuronides) RN - 0 (Hydroxybenzoic Acids) RN - 0 (caffeoylquinic acid) RN - 77-95-2 (Quinic Acid) SB - IMKeywords
- ACID ACIDS Adult analogs & derivatives BIOAVAILABILITY Biological Availability blood CAFFEIC ACID Chromatography,High Pressure Liquid Cinnamates Coffee CONSUMPTION Female FORMS glucuronide Glucuronides Human HUMAN PLASMA HUMANS Hydroxybenzoic Acids IDENTIFICATION LIQUID-CHROMATOGRAPHY Male Mass Spectrometry metabolism METABOLITES Metabolomics methods PLASMA polyphenol QUANTIFICATION Quinic Acid RESOLUTION SEPARATION Spectrometry,Mass,Electrospray Ionization TIME
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