Application of Liquid Chromatography/LTQ Linear Ion Trap Mass Spectrometry for Quantifying the Biomarkers Creatinine and Cortisol in Serum

REFERENCES

• Björkhem , I. , Blomstrand , R. , and Öhman , G. 1977 . Mass fragmentography of creatinine proposed as a reference method . Clin. Chem. , 23 : 2114 – 2121 .
   PubMed Web of Science ®Google Scholar
• Dai , X.H. 2007 . Preparation of creatinine standard stock solution . Anal. Lett. , 40 : 2946 – 2948 .
   Web of Science ®Google Scholar
• Dai , X.H. , Fang , X. , Zhang , C.M. , Xu , R.F. , and Xu , B. 2007 . Determination of serum uric acid using high-performance liquid chromatography (HPLC)/isotope dilution mass spectrometry (ID-MS) as a candidate reference method . J. Chromatogr. B , 857 : 287 – 295 .
   PubMed Web of Science ®Google Scholar
• De Brabandere , V.I. , Veronique , I. , Thienpont , L.M. , Stöckl , D. , and De Leenheer , A.P. 1995 . Three routine methods for serum cortisol evaluated by comparison with an isotope dilution gas chromatography-mass spectrometry method . Clin. Chem. , 41 : 1781 – 1783 .
   PubMedGoogle Scholar
• Gaskell , S.J. , Collins , C.J. , Thorne , G.C. , and Groom , G.V. 1983. External quality assessment of assays for cortisol in plasma: Use of target data obtained by gas chromatography/mass spectrometry. Clin. Chem. , 29: 862–867.
   PubMedGoogle Scholar
• Jones , J.D. and Burnett , P.C. 1974 . Creatinine metabolism in humans with decreased renal function: Creatinine deficit . Clin. Chem. , 20 : 1204 – 1212 .
   PubMed Web of Science ®Google Scholar
• Knight , D.R. and Trainer , T.D. 1978 . Negligible effect of bilirubin on serum creatinine measurement by the kinetic Jaffe method . Clin. Chem. , 24 : 1851 – 1852 .
   PubMedGoogle Scholar
• Lente , F.V. and Suit , P. 1989 . Assessment of renal function by serum creatinine and creatinine clearance: Glomerular filtration rate estimated by four procedures . Clin. Chem. , 35 : 2326 – 2330 .
   PubMedGoogle Scholar
• March , R.E. and Todd , J.F.J. 2005 . Quadrupole Ion Trap Mass Spectrometry. , 2nd Ed. , Hoboken , N.J. : John Wiley and Sons, 1–33 .
   Google Scholar
• Naraganan , S. and Appleton , H.D. 1980 . Creatinine: A review . Clin. Chem. , 26 : 1119 – 1126 .
   PubMedGoogle Scholar
• Siekmann , L. 1985 . Measurement of creatinine in human serum by isotope dilution mass spectrometry . J. Clin. Chem. Clin. Biochem. , 23 : 137 – 144 .
   PubMedGoogle Scholar
• Siekmann , L. and Breur , H. 1982 . Determination of cortisol in human plasma by isotope dilution–mass spectrometry: Definitive methods in clinical chemistry . J. Clin. Chem. Clin. Biochem. , 20 : 883 – 892 .
   PubMedGoogle Scholar
• Thienpont , L.M. , van Nieuwenhove , B. , Stockl , D. , and de Leenheer , A.P. 1996 . Calibration for isotope dilution mass spectrometry—Ddescription of an alternative to the bracketing procedure . J. Mass. Spectrom. , 31 : 1119 – 1125 .
   Web of Science ®Google Scholar
• Thienpont , L.M. , Veronique , I. , De Brabandere , V.I. , Stöckl , D. , and De Leenheer , A.P. 1996 . Candidate reference method for determining serum cortisol based on isotope dilution–gas chromatography/mass spectrometry using heptafluorobutyrilation as derivatization method . Anal. Biochem. , 234 : 204 – 209 .
   PubMedGoogle Scholar
• Toffaletti , J. , Blosser , N. , Hall , T. , Smith , S. , and Tompkins , D. 1983 . An automated dry-slide enzymatic method evaluated for measurement of creatinine in serum . Clin. Chem. , 29 : 684 – 687 .
   PubMed Web of Science ®Google Scholar