UPLC-MS/MS method for analysis of sphingosine 1-phosphate in biological samples (Articolo in rivista)

Type
Label
  • UPLC-MS/MS method for analysis of sphingosine 1-phosphate in biological samples (Articolo in rivista) (literal)
Anno
  • 2010-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.prostaglandins.2010.06.001 (literal)
Alternative label
  • Cutignano A.; Chiuminatto U.; Petruzziello F.; Vella F.M.; Fontana A. (2010)
    UPLC-MS/MS method for analysis of sphingosine 1-phosphate in biological samples
    in Prostaglandins & other lipid mediators (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Cutignano A.; Chiuminatto U.; Petruzziello F.; Vella F.M.; Fontana A. (literal)
Pagina inizio
  • 25 (literal)
Pagina fine
  • 29 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 93 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 1-2 (literal)
Note
  • ISI Web of Science (WOS) (literal)
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR - Institute of Biomolecular Chemistry, via Campi Flegrei 34, 80078 Pozzuoli (NA), Italy; AB Sciex, via Tiepolo 18, 20052 Monza (MI), Italy (literal)
Titolo
  • UPLC-MS/MS method for analysis of sphingosine 1-phosphate in biological samples (literal)
Abstract
  • A simple and sensitive liquid chromatography-tandem mass spectrometry (negative ion-electrospray ionization) methodology to determine sphingosine 1-phosphate (S1P) and sphinganine 1-phosphate (DH-S1P) in biological samples is described. The method has been validated over the linearity range of 2-100 ng/ml (r > 0.999) using synthetic C17-sphingosine 1-phosphate (C17-S1P) as an internal standard. In multiple reaction monitoring analysis (378.2 > 79.2), the lower limit of quantification for S1P was 5.0 ng/ml but the detection limit for the bioactive lipid was below 5 pg (12 fmol). Chromatographic separation was achieved on a UPLC BEH Hilic column with a binary mobile phase consisting of 30mM ammonium acetate (pH 4.0) and acetonitrile/MeOH/30mM ammonium acetate buffer (pH 4.0). The methodology detected 176.7±54.0 ng/ml of S1P and 81.2±23.3 ng/ml of DH-S1P in human plasma, as well as 201.0±72.0 ng/ml of S1P and 96.5±20.1 ng/ml of DH-S1P in mice plasma. (literal)
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