A deoxynucleotide derivatization methodology for improving LC-ESI-MS detection

Flarakos, J.(1), Xiong, W.(2), Glick, J.(2), Vouros, P.(*2)

(1) Barnett Inst. & Dept. Chem. Chem. Biol., Northeastern Univ., Boston, MA 02115, (2) Dept. Biol. Eng., Massachusetts Inst. Technol., 56-738, Cambridge, MA 02129, USA

REF: Anal. Chem. 77(8) 2005 2373-2380

MS1: Finnigan LCQ, ESP, pos.

MS2: Finnigan TSQ 700, ESP, pos., CAD, SRM.

Keywords: Electrospray, deoxynucleotides; Ion trap; MS/MS; CAD; Derivatization; Deoxyguanosine monophosphates; Phosphoramide derivatives; Phosphomonoesters; DNA adducts; Acetylaminofluorene;

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LC/MS/MS method for quantitative determination of long-chain fatty acyl-CoAs

Magnes, C.(1), Sinner, F.M.(1), Regittnig, W.(2), Pieber, T.R.(*1,2)

(1) Inst. Med. Technol. Health Management, Joanneum Res., Auenbruggerplatz 20, 8036 Graz, (2) Dept. Int. Med., Div. Diabetes Metab., Med. Univ. Graz, Auenbruggerplatz 15, 8036 Graz, Austria

REF: Anal. Chem. 77(9) 2005 2889-2894

MS: Finnigan TSQ Quantum Ultra AM, ESP, pos., CAD, MRM.

Keywords: Electrospray/MS/MS, acyl-CoA esters; CAD; Tissue; Liver; Lipids, metabolism; Type 2 diabetes;

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Peroxidation of polyunsaturated fatty acid methyl esters catalyzed by N-methyl benzohydroxamic acid: a new and convenient method for selective synthesis of hydroperoxides and alcohols

Punta, C.(1), Rector, C.L.(2), Porter, N.A.(*2)

(1) Dip. Chim., Mater., Ing. Chim. "Giulio Natta", Politec. Milan, Via Mancinelli 7, 20131 Milan, Italy, (2) Dept. Chem. & Cent. Mol. Toxicol., Vanderbilt Univ., Nashville, TN 37235, USA

REF: Chem. Res. Toxicol. 18(2) 2005 349-356

MS: Finnigan TSQ 7000, ESP, pos., CAD.

Keywords: Electrospray/MS/MS, fatty acid ester hydroperoxides; CAD; Fatty acids methyl esters; Peroxidation;

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Aspergillus oryzae produces compounds inhibiting cholesterol biosynthesis downstream of dihydrolanosterol

Hajjaj, H., Duboc, P., Fay, L.B., Zbinden, I., Mace, K., Niederberger, P.(*)

Nestle Res. Cent., Nestec Ltd., Vers-chez-les-Blanc, PO Box 44, 1000 Lausanne 26, Switzerland

REF: FEMS Microbiol. Lett. 242(1) 2005 155-159

MS: Finnigan TSQ 700, ESP, pos.

Keywords: Electrospray; Cholesterol inhibiting compounds; Aspergillus oryzae;

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Quantitation of dityrosine in wheat flour and dough by liquid chromatography-tandem mass spectrometry

Hanft, F., Koehler, P.(*)

Deutsche Forschungsanst. Lebensmittelchem., Hans-Dieter-Belitz-Inst. Mehl- und Eiweissforsch., Lichtenbergstr. 4, 85748 Garching, Germany

REF: J. Agric. Food Chem. 53(7) 2005 2418-2423

MS: Finnigan TSQ Quantum Discovery, ESP, pos., CAD, SRM.

Keywords: Electrospray/MS/MS. dityrosine; CAD; Isotope dilution; Wheat flour; Dough; Oxidative conditioners; Food;

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Structural characterization of cardiolipin by tandem quadrupole and multiple-stage quadrupole ion-trap mass spectrometry with electrospray ionization

Hsu, F.-F.(1), Turk, J.(1), Rhoades, E.R.(3), Russell, D.G.(3), Shi, Y.(2), Groisman, E.A.(2)

(1) Mass Spectrom. Resource, Div. Endocrinol., Diabetes, Metab., Lipid Res., Dept. Int. Med., (2) Dept. Mol. Microbiol., Washington Univ. Sch. Med., St. Louis, MO 63110, (3) Dept. Microbiol. Immunol., Cornell Univ., Ithaca, NY, USA

REF: J. Am. Soc. Mass Spectrom. 16(4) 2005 491-504

MS1: Finnigan TSQ 7000, ESP, neg., CAD, SRM.

MS2: Finnigan LCQ Deca, ESP, neg., CAD, MSn.

Keywords: Electrospray/MS/MS, cardiolipin; Ion trap; CAD; Phospholipids; Isomer distinction;

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Selective inhibition of juxtanuclear translocation of protein kinase C bII by a negative feedback mechanism involving ceramide formed from the salvage pathway

Becker, K.P., Kitatani, K., Idkowiak-Baldys, J., Bielawski, J., Hannun, Y.A.(*)

Dept. Biochem. Mol. Biol., Med. Univ. South Carolina, Charleston, SC 29425, USA

REF: J. Biol. Chem. 280(4) 2005 2606-2612

MS: Finnigan TSQ 7000, ESP.

Keywords: Electrospray; Ceramides; Protein kinase C; Breast cancer;

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Hopane-type saponins from the seeds of Glinus lotoides

Endale, A.(1), Wray, V.(2), Murillo, R.(4), Schmidt, P.C.(1), Merfort, I.(*3)

(1) Pharm. Inst., Pharm. Technol., Auf der Morgenstelle 8, 72076 Tubingen, (2) GBF-Gesellsch. Biotechnol. Forsch., Mascheroder Weg 1, 38124 Braunschweig, (3) Inst. Pharm. Wissenschaften, Lehrst. Pharm. Biol., Univ. Freiburg, 79104 Freiburg, Germany, (4) Escuela Quim. CIPRONA, Univ. Costa Rica, San Jose, Costa Rica

REF: J. Nat. Prod. 68(3) 2005 443-446

MS: Finnigan TSQ Quantum, ESP, pos., neg.

Keywords: Electrospray, saponins; Hopanes; Glinus lotoides; Terpenoids;

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A facile organolithium route to ferrocene-based triarylmethyl dyes with substantial near IR and NLO properties

Arbez-Gindre, C.(1), Steele, B.R.(1), Heropoulos, G.A.(1), Screttas, C.G.(1), Communal, J.-E.(2), Blau, W.J.(2), Ledoux-Rak, I.(3)

(1) Inst. Org. Pharm. Chem., Natl. Hellenic Res. Found., Athens 11635, Greece, (2) Dept. Phys., Univ. Dublin, Dublin 2, Ireland, (3) Lab. Photonique Quantique Mol., Ecole Normale Super. Cachan, 61 Ave. President Wilson, 94235 Cachan, France

REF: J. Organometallic Chem. 690(6) 2005 1620-1626

MS: Finnigan TSQ 7000, ESP, pos.

Keywords: Electrospray, ferrocenes; Organo-iron complexes; Dyestuffs; Triarylmethyl dyes; Nonlinear optical materials;

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Liquid chromatography/mass spectrometry analysis of bifunctional electrophiles and DNA adducts from vitamin C mediated decomposition of 15-hydroperoxyeicosatetraenoic acid

Williams, M.V., Lee, S.H., Blair, I.A.(*)

Cent. Cancer Pharmacol., Univ. Pennsylvania Sch. Med., 854 BRB II/III, 421 Curie Blvd., Philadelphia, PA 19104-6160, USA

REF: Rapid Commun. Mass Spectrom. 19(6) 2005 849-858

MS1: Finnigan LCQ, APCI, pos., CAD.

MS2: Finnigan TSQ Quantum Ultra AM, APCI, pos., CAD.

Keywords:APCI/MS/MS, DNA adducts; CAD; Ion trap; Fatty acids, metabolism; Arachidonic acid; Hydroperoxyeicosatetraenoic acid; Epoxyalkenals; 4-Oxo-2-nonenal; 4-Hydroxy-2-nonenal; Isotope dilution; Etheno-deoxyguanosine adducts; Nucleoside adducts; Bifunctional electrophiles; Vitamin C;

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This bibliography was prepared for Thermo Electron Corporation by HD Science Ltd.

last updated 6-JUL-2005