Time-dependent intensity changes of free fatty acids detected by matrix-assisted laser desorption and ionization time-of-flight mass spectrometry in the presence of 1,8-bis-(dimethylamino)naphthalene - A cautionary note

Rapid Communications in Mass Spectrometry

Volumn 26, Issue 13, 2012, Pages 1573-1576

  Eibisch, Mandy ^a   Süß, Rosmarie ^a   Schiller, Jürgen ^a  

^a UNIVERSITY HOSPITAL LEIPZIG   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

FATTY ACIDS; FREE FLIGHT; MASS SPECTROMETRY;

FREE FATTY ACID; INTENSITY CHANGE; IONIZATION TIME OF FLIGHT MASS SPECTROMETRIES; MATRIX ASSISTED LASER DESORPTION AND IONIZATIONS; TIME DEPENDENT;

NAPHTHALENE;

EID: 84861594886     PISSN: 09514198     EISSN: 10970231     Source Type: Journal    
DOI: 10.1002/rcm.6260     Document Type: Letter

References (20)

1. B. Fuchs, R. Süß, J. Schiller,. An update of MALDI-TOF mass spectrometry in lipid research. Prog. Lipid Res. 2010, 49, 450.
2. M. W. Bradbury,. Lipid metabolism and liver inflammation. I. Hepatic fatty acid uptake: possible role in steatosis. Am. J. Physiol. Gastrointest. Liver Physiol. 2006, 290, G194.
3. K. L. Donnelly, C. I. Smith, S. J. Schwarzenberg, J. Jessurun, M. D. Boldt, E. J. Parks,. Sources of fatty acids stored in liver and secreted via lipoproteins in patients with nonalcoholic fatty liver disease. J. Clin. Invest. 2005, 115, 1343.
4. A. Kuksis,. Quantitative and positional analysis of fatty acids. Lab. Res. Methods Biol. Med. 1984, 10, 77.
5. S. Abate, Y. G. Ahn, T. Kind, T. R. Cataldi, O. Fiehn,. Determination of elemental compositions by gas chromatography/time-of-flight mass spectrometry using chemical and electron ionization. Rapid Commun. Mass Spectrom. 2010, 24, 1172.
6. W. C. Yang, J. Adamec, F. E. Regnier,. Enhancement of the LC/MS analysis of fatty acids through derivatization and stable isotope coding. Anal. Chem. 2007, 79, 5150.
7. B. Fuchs, J. Schiller,. Recent developments of useful MALDI matrices for the mass spectrometric characterization of apolar compounds. Curr. Org. Chem. 2009, 13, 1664.
8. F. O. Ayorinde, K. Garvin, K. Saeed,. Determination of the fatty acid composition of saponified vegetable oils using matrix-assisted laser desorption/ionization time-of-flight mass spectrometry. Rapid Commun. Mass Spectrom. 2000, 14, 608.
9. R. Shroff, A. Muck, A. Svatoš,. Analysis of low molecular weight acids by negative mode matrix-assisted laser desorption/ionization time-of-flight mass spectrometry. Rapid Commun. Mass Spectrom. 2007, 21, 3295.
10. J. Wei, J. M. Buriak, G. Siuzdak,. Desorption-ionization mass spectrometry on porous silicon. Nature 1999, 399, 243.
11. K. H. Park, H. J. Kim,. Analysis of fatty acids by graphite plate laser desorption/ionization time-of-flight mass spectrometry. Rapid Commun. Mass Spectrom. 2001, 15, 1494.
12. R. Shroff, A. Svatoš,. 1,8-Bis(dimethylamino)naphthalene: a novel superbasic matrix for matrix-assisted laser desorption/ionization time-of-flight mass spectrometric analysis of fatty acids. Rapid Commun. Mass Spectrom. 2009, 23, 2380.
13. C. D. Calvano, C. G. Zambonin, F. Palmisano,. Lipid fingerprinting of gram-positive lactobacilli by intact cells-matrix-assisted laser desorption/ionization mass spectrometry using a proton sponge based matrix. Rapid Commun. Mass Spectrom. 2011, 25, 1757.
14. J. R. Kanicky, D. O. Shah,. Effect of degree, type, and position of unsaturation on the pKa of long-chain fatty acids. J. Colloid Interface Sci. 2002, 256, 201.
15. A. Kuksis,. Gas-liquid chromatography of free fatty acids. Sep. Purif. Rev. 1977, 6, 353.
16. E. Astigarraga, G. Barreda-Gõmez, L. Lombardero, O. Fresnedo, F. Castaño, M. T. Giralt, B. Ochoa, R. Rodríguez-Puertas, J. A. Fernández,. Profiling and imaging of lipids on brain and liver tissue by matrix-assisted laser desorption/ionization mass spectrometry using 2-mercaptobenzothiazole as a matrix. Anal. Chem. 2008, 80, 9105.
17. R. Shroff, L. Rulísek, J. Doubsky, A. Svatoš,. Acid-base-driven matrix-assisted mass spectrometry for targeted metabolomics. Proc. Natl. Acad. Sci USA 2009, 106, 10092.
18. B. Fuchs, K. Bresler, J. Schiller,. Oxidative changes of lipids monitored by MALDI MS. Chem. Phys. Lipids 2011, 164, 782.
19. K. Pavlásková, M. Strnadová, M. Strohalm, V. Havlícek, M. Sulc, M. VolnÃ,. Time-dependent oxidation during nano-assisted laser desorption ionization mass spectrometry: a useful tool for structure determination or a source of possible confusion? Anal. Chem. 2011, 83, 5661.
20. K. M. McAvey, B. Guan, C. A. Fortier, M. A. Tarr, R. B. Cole,. Laser-induced oxidation of cholesterol observed during MALDI-TOF mass spectrometry. J. Am. Soc. Mass Spectrom. 2011, 22, 659.