Works by de Jong, Gerhardus J.

Results: 53

On-line coupling of SPE and CE-MS for peptide analysis.

Published in:

Electrophoresis, 2007, v. 28, n. 9, p. 1319, doi. 10.1002/elps.200600403

By:

Tempels, F. W. Alexander;
Underberg, Willy J. M.;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Comparison of atmospheric pressure photoionization and ESI for CZE-MS of drugs.

Published in:

Electrophoresis, 2007, v. 28, n. 9, p. 1444, doi. 10.1002/elps.200600504

By:

Hommerson, Paul;
Khan, Amjad M.;
de Jong, Gerhardus J.;
Somsen, Govert W.

Publication type:

Article

Efficient and highly reproducible capillary electrophoresis–mass spectrometry of peptides using Polybrene-poly(vinyl sulfonate)-coated capillaries.

Published in:

Electrophoresis, 2006, v. 27, n. 11, p. 2091, doi. 10.1002/elps.200500915

By:

Jonatan R. Catai;
Javier Sastre Toraño;
Gerhardus J. de Jong;
Govert W. Somsen

Publication type:

Article

On-line capillary electrophoresis-mass spectrometry using dopant-assisted atmospheric pressure photoionization: Setup and system performance.

Published in:

Electrophoresis, 2005, v. 26, n. 1, p. 146, doi. 10.1002/elps.200406101

By:

Roelof Mol;
Gerhardus J. de Jong;
Govert W. Somsen

Publication type:

Article

Efficient and reproducible analysis of peptides by capillary electrophoresis using noncovalently bilayer-coated capillaries.

Published in:

Electrophoresis, 2004, v. 25, n. 6, p. 817, doi. 10.1002/elps.200305720

By:

Jonatan R. Catai;
Govert W. Somsen;
Gerhardus J. de Jong

Publication type:

Article

Feasibility of nonvolatile buffers in capillary electrophoresis-electrospray ionization-mass spectrometry of proteins.

Published in:

Electrophoresis, 2004, v. 25, n. 1, p. 43, doi. 10.1002/elps.200305695

By:

Jonas H. C. Eriksson;
Roelof Mol;
Govert W. Somsen;
Wouter L. J. Hinrichs;
Henderik W. Frijlink;
Gerhardus J. de Jong

Publication type:

Article

On-line coupling of size-exclusion chromatography and capillary zone electrophoresis via a reversed-phase C18 trapping column for the determination of peptides in biological samples.

Published in:

Electrophoresis, 2003, v. 24, n. 6, p. 1126, doi. 10.1002/elps.200390132

By:

Stroink, Thom;
Schravendijk, Pim;
Wiese, Gerard;
Teeuwsen, Jan;
Lingeman, Henk;
Waterval, Joop C. M.;
Bult, Auke;
de Jong, Gerhardus J.;
Underberg, Willy J. M.

Publication type:

Article

On-line coupling of size exclusion and capillary zone electrophoresis via a reversed-phase C18 trapping column for the analysis of structurally related enkephalins in cerebrospinal fluid.

Published in:

Electrophoresis, 2003, v. 24, n. 5, p. 897, doi. 10.1002/elps.200390113

By:

Stroink, Thom;
Wiese, Gerard;
Teeuwsen, Jan;
Lingeman, Henk;
Waterval, Joop C. M.;
Bult, Auke;
de Jong, Gerhardus J.;
Underberg, Willy J. M.

Publication type:

Article

Spherical molecularly imprinted polymer particles: A promising tool for molecular recognition in capillary electrokinetic separations.

Published in:

Electrophoresis, 2002, v. 23, n. 9, p. 1296, doi. 10.1002/1522-2683(200205)23:9<1296::AID-ELPS1296>3.0.CO;2-2

By:

de Boer, Theo;
Mol, Roelof;
de Zeeuw, Rokus A.;
de Jong, Gerhardus J.;
Sherrington, David C.;
Cormack, Peter A. G.;
Ensing, Kees

Publication type:

Article

Capillary electrokinetic separation techniques for profiling of drugs and related products.

Published in:

Electrophoresis, 2001, v. 22, n. 12, p. 2542, doi. 10.1002/1522-2683(200107)22:12<2542::AID-ELPS2542>3.0.CO;2-3

By:

Hilhorst, Martijn J.;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Towards a general approach for the impurity profiling of drugs by micellar electrokinetic chromatography.

Published in:

Electrophoresis, 2001, v. 22, n. 7, p. 1337, doi. 10.1002/1522-2683(200105)22:7<1337::AID-ELPS1337>3.0.CO;2-8

By:

Hilhorst, Martin J.;
Derksen, Astrid F.;
Steringa, Melle;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Enantioseparation of ofloxacin in urine by capillary electrokinetic chromatography using charged cyclodextrins as chiral selectors and assessment of enantioconversion.

Published in:

Electrophoresis, 2001, v. 22, n. 7, p. 1413, doi. 10.1002/1522-2683(200105)22:7<1413::AID-ELPS1413>3.0.CO;2-U

By:

de Boer, Theo;
Mol, Roelof;
de Zeeuw, Rokus A.;
de Jong, Gerhardus J.;
Ensing, Kees

Publication type:

Article

Recent innovations in the use of charged cyclodextrins in capillary electrophoresis for chiral separations in pharmaceutical analysis.

Published in:

Electrophoresis, 2000, v. 21, n. 15, p. 3220, doi. 10.1002/1522-2683(20000901)21:15<3220::AID-ELPS3220>3.0.CO;2-X

By:

de Boer, Theo;
de Zeeuw, Rokus A.;
de Jong, Gerhardus J.;
Ensing, Kees

Publication type:

Article

Selectivity in capillary electrokinetic separations.

Published in:

Electrophoresis, 1999, v. 20, n. 15/16, p. 2989, doi. 10.1002/(SICI)1522-2683(19991001)20:15/16<2989::AID-ELPS2989>3.0.CO;2-X

By:

de Boer, Theo;
de Zeeuw, Rokus A.;
de Jong, Gerhardus J.;
Ensing, Kees

Publication type:

Article

Chiral capillary electrophoresis with UV-excited fluorescence detection for the enantioselective analysis of 9-fluorenylmethoxycarbonyl-derivatized amino acids.

Published in:

Analytical & Bioanalytical Chemistry, 2018, v. 410, n. 20, p. 4979, doi. 10.1007/s00216-018-1148-x

By:

Prior, Amir;
Coliva, Giulia;
de Jong, Gerhardus J.;
Somsen, Govert W.

Publication type:

Article

Potential of poly(styrene- co-divinylbenzene) monolithic columns for the LC-MS analysis of protein digests.

Published in:

Analytical & Bioanalytical Chemistry, 2011, v. 399, n. 5, p. 1845, doi. 10.1007/s00216-010-4578-7

By:

Van De Meent, Michiel H. M.;
Eeltink, Sebastiaan;
De Jong, Gerhardus J.

Publication type:

Article

Comparison of monolithic and 1.8-μm RP-18 silica capillary columns using chromatographic data and mass spectrometric identification scores for proteins.

Published in:

Journal of Separation Science, 2011, v. 34, n. 16/17, p. 2199, doi. 10.1002/jssc.201100151

By:

Rozenbrand, Johan;
de Jong, Gerhardus J.;
van Bennekom, Wouter P.

Publication type:

Article

Evaluation of the sensitivity of miniaturized liquid chromatography-electrospray ionization-mass spectrometry for pharmaceutical analysis.

Published in:

Journal of Separation Science, 2005, v. 28, n. 14, p. 1796

By:

Joop C. M. Waterval;
Govert W. Somsen;
Gerhardus J. de Jong

Publication type:

Article

Ultra-rapid non-equilibrium solid-phase microextraction at elevated temperatures and direct coupling to mass spectrometry for the analysis of lidocaine in urine.

Published in:

Journal of Separation Science, 2003, v. 26, n. 17, p. 1563, doi. 10.1002/jssc.200301567

By:

Mischa W.J. van Hout;
Vincent Jas;
Harm A.G. Niederländer;
Rokus A. de Zeeuw;
Gerhardus J. de Jong

Publication type:

Article

Influence of batch-to-batch reproducibility of Luna C<sub>18</sub>(2) packing material, nature of column wall material, and column diameter on the liquid chromatographic analysis of basic analytes.

Published in:

Journal of Separation Science, 2001, v. 24, n. 3, p. 167, doi. 10.1002/1615-9314(20010301)24:3<167::AID-JSSC167>3.0.CO;2-9

By:

Vervoort, Ruud J. M.;
Ruyter, Eddy;
Debets, Alexander J. J.;
Claessens, Henk A.;
Cramers, Carel A.;
de Jong, Gerhardus J.

Publication type:

Article

On-fiber derivatization for direct immersion solid-phase microextraction Part I: Acylation of amphetamine with pentafluorobenzoyl chloride.

Published in:

Journal of Separation Science, 2001, v. 24, n. 2, p. 116, doi. 10.1002/1615-9314(20010201)24:2<116::AID-JSSC116>3.0.CO;2-0

By:

Koster, Emile H. M.;
Bruins, Chris H. P.;
Wemes, Corlien;
de Jong, Gerhardus J.

Publication type:

Article

Affinity capillary electrophoresis for the assessment of binding affinity of carbohydrate‐based cholera toxin inhibitors.

Published in:

Electrophoresis, 2018, v. 39, n. 2, p. 344, doi. 10.1002/elps.201700207

By:

Aizpurua‐Olaizola, Oier;
Sastre Torano, Javier;
Pukin, Aliaksei;
Fu, Ou;
Boons, Geert Jan;
de Jong, Gerhardus J.;
Pieters, Roland J.

Publication type:

Article

CE-MS for metabolomics: Developments and applications in the period 2012-2014.

Published in:

Electrophoresis, 2015, v. 36, n. 1, p. 212, doi. 10.1002/elps.201400388

By:

Ramautar, Rawi;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Evaluation of fritless solid-phase extraction coupled on-line with capillary electrophoresis-mass spectrometry for the analysis of opioid peptides in cerebrospinal fluid.

Published in:

Electrophoresis, 2014, v. 35, n. 20, p. 2996, doi. 10.1002/elps.201400293

By:

Medina‐Casanellas, Silvia;
Tak, Yvonne H.;
Benavente, Fernando;
Sanz‐Nebot, Victoria;
Toraño, Javier Sastre;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

CE- MS for the analysis of intact proteins 2010-2012.

Published in:

Electrophoresis, 2013, v. 34, n. 1, p. 99, doi. 10.1002/elps.201200439

By:

Haselberg, Rob;
de Jong, Gerhardus J.;
Somsen, Govert W.

Publication type:

Article

CE-MS for metabolomics: Developments and applications in the period 2010-2012.

Published in:

Electrophoresis, 2013, v. 34, n. 1, p. 86, doi. 10.1002/elps.201200390

By:

Ramautar, Rawi;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Profiling of erythropoietin products by capillary electrophoresis with native fluorescence detection.

Published in:

Electrophoresis, 2012, v. 33, n. 19/20, p. 2996, doi. 10.1002/elps.201200303

By:

de Kort, Bregje J.;
de Jong, Gerhardus J.;
Somsen, Govert W.

Publication type:

Article

Developments in coupled solid-phase extraction-capillary electrophoresis 2009-2011.

Published in:

Electrophoresis, 2012, v. 33, n. 1, p. 243, doi. 10.1002/elps.201100453

By:

Ramautar, Rawi;
de Jong, Gerhardus J.;
Somsen, Govert W.

Publication type:

Article

CE-MS for metabolomics: Developments and applications in the period 2008-2010.

Published in:

Electrophoresis, 2010, v. 32, n. 1, p. 52, doi. 10.1002/elps.201000378

By:

Ramautar, Rawi;
Mayboroda, Oleg A.;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Capillary electrophoresis-mass spectrometry for the analysis of intact proteins 2007-2010.

Published in:

Electrophoresis, 2010, v. 32, n. 1, p. 66, doi. 10.1002/elps.201000364

By:

Haselberg, Rob;
de Jong, Gerhardus J.;
Somsen, Govert W.

Publication type:

Article

Lamp-based wavelength-resolved fluorescence detection for protein capillary electrophoresis: Setup and detector performance.

Published in:

Electrophoresis, 2010, v. 31, n. 17, p. 2861, doi. 10.1002/elps.201000246

By:

de Kort, Bregje J.;
de Jong, Gerhardus J.;
Somsen, Govert W.

Publication type:

Article

Evaluation of CE methods for global metabolic profiling of urine.

Published in:

Electrophoresis, 2010, v. 31, n. 14, p. 2319, doi. 10.1002/elps.200900750

By:

Ramautar, Rawi;
Toraño, Javier Sastre;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Influence of the BGE composition on analyte response in CD-mediated NACE-MS.

Published in:

Electrophoresis, 2010, v. 31, n. 7, p. 1157, doi. 10.1002/elps.200900649

By:

Servais, Anne-Catherine;
Fillet, Marianne;
Mol, Roelof;
Rousseau, Anne;
Crommen, Jacques;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Recent developments in coupled SPE-CE.

Published in:

Electrophoresis, 2010, v. 31, n. 1, p. 44, doi. 10.1002/elps.200900510

By:

Ramautar, Rawi;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Development and characterization of cIEF-MALDI-TOF MS for protein analysis.

Published in:

Electrophoresis, 2009, v. 30, n. 10, p. 1828, doi. 10.1002/elps.200800740

By:

Silvertand, Linda H. H.;
Toraño, Javier Sastre;
de Jong, Gerhardus J.;
van Bennekom, Wouter P.

Publication type:

Article

CE-MS in metabolomics.

Published in:

Electrophoresis, 2009, v. 30, n. 1, p. 276, doi. 10.1002/elps.200800512

By:

Ramautar, Rawi;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Cyclodextrin-based nonaqueous electrokinetic chromatography with UV and mass spectrometric detection: Application to the impurity profiling of amiodarone.

Published in:

Electrophoresis, 2008, v. 29, n. 17, p. 3575, doi. 10.1002/elps.200800074

By:

Mol, Roelof;
de Jong, Gerhardus J.;
Somsen, Govert W.

Publication type:

Article

Capillary electrophoresis-time of flight-mass spectrometry using noncovalently bilayer-coated capillaries for the analysis of amino acids in human urine.

Published in:

Electrophoresis, 2008, v. 29, n. 12, p. 2714, doi. 10.1002/elps.200700929

By:

Ramautar, Rawi;
Mayboroda, Oleg A.;
Derks, Rico J. E.;
van Nieuwkoop, Cees;
van Dissel, Jaap T.;
Somsen, Govert W.;
Deelder, André M.;
de Jong, Gerhardus J.

Publication type:

Article

Improved repeatability and matrix-assisted desorption/ionization - time of flight mass spectrometry compatibility in capillary isoelectric focusing.

Published in:

Electrophoresis, 2008, v. 29, n. 10, p. 1985, doi. 10.1002/elps.200700434

By:

Silvertand, Linda H. H.;
Toraño, Javier Sastre;
de Jong, Gerhardus J.;
van Bennekom, Wouter P.

Publication type:

Article

Use of large-volume sample stacking in on-line solid-phase extraction-capillary electrophoresis for improved sensitivity.

Published in:

Electrophoresis, 2008, v. 29, n. 6, p. 1339, doi. 10.1002/elps.200700636

By:

Puig, Patricia;
Tempels, F. W. Alexander;
Somsen, Govert W.;
de Jong, Gerhardus J.;
Borrull, Francesc;
Aguilar, Carme;
Calull, Marta

Publication type:

Article

Design and applications of coupled SPE-CE.

Published in:

Electrophoresis, 2008, v. 29, n. 1, p. 108, doi. 10.1002/elps.200700149

By:

Tempels, F. W. Alexander;
Underberg, Willy J. M.;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Enantioselective micellar electrokinetic chromatography of dl‐amino acids using (+)‐1‐(9‐fluorenyl)‐ethyl chloroformate derivatization and UV‐induced fluorescence detection.

Published in:

Journal of Separation Science, 2018, v. 41, n. 14, p. 2983, doi. 10.1002/jssc.201800204

By:

Prior, Amir;
van de Nieuwenhuijzen, Erik;
de Jong, Gerhardus J.;
Somsen, Govert W.

Publication type:

Article

The rapid hydrolysis of chlordiazepoxide to demoxepam may affect the outcome of chronic osmotic minipump studies.

Published in:

Psychopharmacology, 2010, v. 208, n. 4, p. 555, doi. 10.1007/s00213-009-1752-8

By:

Vinkers, Christiaan H.;
Korte-Bouws, Gerdien A. H.;
Toraño, Javier Sastre;
Mirza, Naheed R.;
Nielsen, Elsebet Ø;
Ahring, Philip K.;
Jong, Gerhardus J. de;
Olivier, Berend

Publication type:

Article

Growth Arrest by Trehalose-6-Phosphate: An Astonishing Case of Primary Metabolite Control over Growth by Way of the SnRK1 Signaling Pathway.

Published in:

Plant Physiology, 2011, v. 157, n. 1, p. 160, doi. 10.1104/pp.111.180422

By:

Delatte, Thierry L.;
Sedijani, Prapti;
Kondou, Youichi;
Matsui, Minami;
de Jong, Gerhardus J.;
Somsen, Govert W.;
Wiese-Klinkenberg, Anika;
Primavesi, Lucia F.;
Paul, Matthew J.;
Schluepmann, Henriette

Publication type:

Article

Wheat Grain Development Is Characterized by Remarkable Trehalose 6-Phosphate Accumulation Pregrain Filling: Tissue Distribution and Relationship to SNF1-Related Protein Kinase1 Activity.

Published in:

Plant Physiology, 2011, v. 156, n. 1, p. 373, doi. 10.1104/pp.111.174524

By:

Martínez-Barajas, Eleazar;
Delatte, Thierry;
Schluepmann, Henriette;
de Jong, Gerhardus J.;
Somsen, Govert W.;
Nunes, Cátia;
Primavesi, Lucia F.;
Coello, Patricia;
Mitchell, Rowan A. C.;
Paul, Matthew J.

Publication type:

Article

Direct sample injection for capillary electrophoretic determination of organic acids in cerebrospinal fluid.

Published in:

Analytical & Bioanalytical Chemistry, 2007, v. 387, n. 1, p. 293, doi. 10.1007/s00216-006-0911-6

By:

Ramautar, Rawi;
Somsen, Govert W.;
de Jong, Gerhardus J.

Publication type:

Article

Fast LC separation of a myoglobin digest: a case study using monolithic and particulate RP 18 silica capillary columns.

Published in:

Analytical & Bioanalytical Chemistry, 2006, v. 385, n. 6, p. 1055, doi. 10.1007/s00216-006-0520-4

By:

Rozenbrand, Johan;
Van Bennekom, Wouter P.;
Unger, Klaus K.;
de Jong, Gerhardus J.

Publication type:

Article

Micellar electrokinetic chromatography–mass spectrometry: combining the supposedly incompatible.

Published in:

Analytical & Bioanalytical Chemistry, 2005, v. 384, n. 1, p. 31, doi. 10.1007/s00216-005-0114-6

By:

Somsen, Govert W.;
Mol, Roelof;
De Jong, Gerhardus J.

Publication type:

Article

On-line coupling of solid-phase extraction with mass spectrometry for the analysis of biological samples. II. Determination of clenbuterol in urine using multiple-stage mass spectrometry in an ion-trap mass spectrometer.

Published in:

Rapid Communications in Mass Spectrometry: RCM, 2000, v. 14, n. 22, p. 2103, doi. 10.1002/1097-0231(20001130)14:22<2103::AID-RCM138>3.0.CO;2-V

By:

van Hout, Mischa W.J.;
Hofland, Corry M.;
Niederländer, Harm A.G.;
de Jong, Gerhardus J.

Publication type:

Article

Capillary Electrophoresis-Mass Spectrometry for the Analysis of Biopharmaceuticals.

Published in:

LC-GC Europe, 2012, v. 25, n. 10, p. 551

By:

Haselberg, Rob;
de Jong, Gerhardus J.;
Somsen, Govert W.

Publication type:

Article