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51

Transesophageal imaging of cor triatriatum sinistrum

Kuiper, Gerhardus J. A. J. M., Wasowicz, Marcin

Journal:

Canadian Journal of Anesthesia/Journal canadien d'anesthésie

Year:

2020

File:

PDF, 592 KB

2020

52

Selectivity in capillary electrokinetic separations

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

Journal:

ELECTROPHORESIS

Year:

1999

Language:

english

File:

PDF, 562 KB

english, 1999

53

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

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

Journal:

Rapid Communications in Mass Spectrometry

Year:

2000

Language:

english

File:

PDF, 131 KB

english, 2000

54

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

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

Journal:

ELECTROPHORESIS

Year:

2001

Language:

english

File:

PDF, 124 KB

english, 2001

55

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

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

Journal:

ELECTROPHORESIS

Year:

2001

Language:

english

File:

PDF, 107 KB

english, 2001

56

Capillary electrokinetic separation techniques for profiling of drugs and related products

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

Journal:

ELECTROPHORESIS

Year:

2001

Language:

english

File:

PDF, 266 KB

english, 2001

57

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

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

Journal:

ELECTROPHORESIS

Year:

2002

Language:

english

File:

PDF, 130 KB

english, 2002

58

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

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

Journal:

Journal of Separation Science

Year:

2001

Language:

english

File:

PDF, 93 KB

english, 2001

59

Influence of batch-to-batch reproducibility of Luna C18(2) packing material, nature of column wall material, and column diameter on the liquid chromatographic analysis of basic analytes

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

Journal:

Journal of Separation Science

Year:

2001

Language:

english

File:

PDF, 103 KB

english, 2001

60

A randomized comparison of care provided by a clinical nurse specialist, an inpatient team, and a day patient team in rheumatoid arthritis

Gerhardus J. Tijhuis, Aeilko H. Zwinderman, Johanna M. W. Hazes, Wilbert B. Van Den Hout, Ferdinand C. Breedveld, Theodora P. M. Vliet Vlieland

Journal:

Arthritis Care & Research

Year:

2002

Language:

english

File:

PDF, 86 KB

english, 2002

61

Chloroacetonitrile as eluent additive in thermospray liquid chromatography/negative ion mass spectrometry for the characterization of chlorinated organic pollutants

Robert J. Vreeken, Udo A. Th. Brinkman, Gerhardus J. De Jong, Damia Barceló

Journal:

Biological Mass Spectrometry = Journal of Mass Spectrometry (Wiley)

Year:

1990

Language:

english

File:

PDF, 884 KB

english, 1990

62

ChemInform Abstract: Recent Developments in Coupled SPE-CE

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

Journal:

Year:

2010

File:

PDF, 15 KB

2010

63

ChemInform Abstract: Advances in the Application of N2O4/NO2 in Organic Reactions.

Morteza Shiri, Mohammad Ali Zolfigol, Hendrik Gerhardus Kruger, Zahra Tanbakouchian

Journal:

Year:

2011

File:

PDF, 18 KB

2011

64

Human skull shape and masticatory induced stress: Objective comparison through the use of non-rigid registration

Gerhardus J. Jansen van Rensburg, Daniel N. Wilke, Schalk Kok

Journal:

International Journal for Numerical Methods in Biomedical Engineering

Year:

2012

Language:

english

File:

PDF, 1.44 MB

english, 2012

65

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

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

Journal:

ELECTROPHORESIS

Year:

2004

Language:

english

File:

PDF, 105 KB

english, 2004

66

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

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

Journal:

ELECTROPHORESIS

Year:

2004

Language:

english

File:

PDF, 104 KB

english, 2004

67

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

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

Journal:

ELECTROPHORESIS

Year:

2003

Language:

english

File:

PDF, 120 KB

english, 2003

68

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

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

Journal:

ELECTROPHORESIS

Year:

2003

Language:

english

File:

PDF, 147 KB

english, 2003

69

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

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

Journal:

ELECTROPHORESIS

Year:

2005

Language:

english

File:

PDF, 236 KB

english, 2005

70

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

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

Journal:

ELECTROPHORESIS

Year:

2006

Language:

english

File:

PDF, 289 KB

english, 2006

71

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

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

Journal:

ELECTROPHORESIS

Year:

2007

Language:

english

File:

PDF, 373 KB

english, 2007

72

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

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

Journal:

ELECTROPHORESIS

Year:

2007

Language:

english

File:

PDF, 442 KB

english, 2007

73

Design and applications of coupled SPE-CE

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

Journal:

ELECTROPHORESIS

Year:

2008

Language:

english

File:

PDF, 564 KB

english, 2008

74

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

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

Journal:

ELECTROPHORESIS

Year:

2008

Language:

english

File:

PDF, 544 KB

english, 2008

75

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

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

Journal:

ELECTROPHORESIS

Year:

2008

Language:

english

File:

PDF, 350 KB

english, 2008

76

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

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

Journal:

ELECTROPHORESIS

Year:

2008

Language:

english

File:

PDF, 334 KB

english, 2008

77

CE-MS in metabolomics

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

Journal:

ELECTROPHORESIS

Year:

2009

Language:

english

File:

PDF, 476 KB

english, 2009

78

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

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

Journal:

ELECTROPHORESIS

Year:

2009

Language:

english

File:

PDF, 245 KB

english, 2009

79

Recent developments in coupled SPE-CE

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

Journal:

ELECTROPHORESIS

Year:

2010

Language:

english

File:

PDF, 256 KB

english, 2010

80

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

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

Journal:

ELECTROPHORESIS

Year:

2010

Language:

english

File:

PDF, 183 KB

english, 2010

81

Evaluation of CE methods for global metabolic profiling of urine

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

Journal:

ELECTROPHORESIS

Year:

2010

Language:

english

File:

PDF, 266 KB

english, 2010

82

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

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

Journal:

ELECTROPHORESIS

Year:

2010

Language:

english

File:

PDF, 359 KB

english, 2010

83

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

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

Journal:

ELECTROPHORESIS

Year:

2011

Language:

english

File:

PDF, 1.03 MB

english, 2011

84

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

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

Journal:

ELECTROPHORESIS

Year:

2011

Language:

english

File:

PDF, 441 KB

english, 2011

85

Sensitivity enhancement in capillary electrophoresis-mass spectrometry of anionic metabolites using a triethylamine-containing background electrolyte and sheath liquid

Miranda G. M. Kok, Gerhardus J. de Jong, Govert W. Somsen

Journal:

ELECTROPHORESIS

Year:

2011

Language:

english

File:

PDF, 395 KB

english, 2011

86

Ethyl acetate for the desorption of a liquid chromatographic precolumn on-line into a gas chromatograph

Jolan J. Vreuls, Wilhelmus J. G. M. Cuppen, Gerhardus J. De Jong, Udo A. Th. Brinkman

Journal:

Journal of Separation Science

Year:

1990

Language:

english

File:

PDF, 513 KB

english, 1990

87

Variable splitter for regulation of the solvent evaporation rate in the coupling of liquid chromatography with gas chromatography

Ewa Dolecka, Jolan J. Vreuls, Gerhardus J. de Jong, Udo A. Th. Brinkman, Frans A. Maris

Journal:

Journal of Separation Science

Year:

1990

Language:

english

File:

PDF, 482 KB

english, 1990

88

Microcolumn liquid chromatography of the enantiomers of organophosphorus pesticides with thermionic and ultraviolet detection

Charles E. Kientz, Jan P. Langenberg, Gerhardus J. de Jong, Udo A. Th. Brinkman

Journal:

Journal of Separation Science

Year:

1991

Language:

english

File:

PDF, 430 KB

english, 1991

89

On-line solid phase extraction - thermal desorption for introduction of large volumes of aqueous samples into a gas chromatograph

Jolan J. Vreuls, Udo A. Th. Brinkman, Gerhardus J. de Jong, Konrad Grob, Anna Artho

Journal:

Journal of Separation Science

Year:

1991

Language:

english

File:

PDF, 521 KB

english, 1991

90

A trapping column for the coupling of reversed-phase liquid chromatography and capillary gas chromatography

Jolan J. Vreuls, Vincent P. Goudriaan, Udo A. Th, Gerhardus J. de Jong

Journal:

Journal of Separation Science

Year:

1991

Language:

english

File:

PDF, 611 KB

english, 1991

91

A continuous two-phase reaction system coupled on-line with capillary chromatography for the determination of polar solutes in water

Elise C. Goosens, Marcel H. Broekman, Margarete H. Wolters, Richard E. Strijker, Dirk de Jong, Gerhardus J. de Jong, Udo A. Th. Brinkman

Journal:

Journal of Separation Science

Year:

1992

Language:

english

File:

PDF, 657 KB

english, 1992

92

Continuous liquid-liquid extraction combined on-line with capillary gas chromatography-atomic emission detection for environmental analysis

Elise C. Goosens, Dirk De Jong, Gerhardus J. de Jong, Feddy D. Rinkema, Udo A. Th. Brinkman

Journal:

Journal of Separation Science

Year:

1995

Language:

english

File:

PDF, 601 KB

english, 1995

93

A continuous liquid-liquid extraction system coupled on-line with capillary gas chromatography for environmental and ecotoxicological analysis

Elise C. Goosens, Dirk de Jong, Gerhardus J. de Jong, Udo A. Th. Brinkman

Journal:

Journal of Separation Science

Year:

1997

Language:

english

File:

PDF, 658 KB

english, 1997

94

Irreversible enzyme inhibitors LXXXVI. Hydrophobic bonding to dihydrofolic reductase VIII. Substituted-1-aryl-4, 6-diamino-1,2-dihydro-2, 2-dimethyl-5-triazines

B. R. Baker, Beng-Thong Ho, Gerhardus J. Lourens

Journal:

Journal of Pharmaceutical Sciences

Year:

1967

Language:

english

File:

PDF, 512 KB

english, 1967

95

Irreversible enzyme inhibitors LXXXVII. Hydrophobic bonding to dihydrofolic reductase IX. Mode of binding of m-aryloxyalkyl groups on 4, 6-diamino-1,2-dihydro-2, 2-dimethyl-1-phenyl-s-triazine

B. R. Baker, Gerhardus J. Lourens

Journal:

Journal of Pharmaceutical Sciences

Year:

1967

Language:

english

File:

PDF, 463 KB

english, 1967

96

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

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

Journal:

Journal of Separation Science

Year:

2003

Language:

english

File:

PDF, 288 KB

english, 2003

97

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

Martijn Kranendijk, Joop C. M. Waterval, Govert W. Somsen, Gerhardus J. de Jong

Journal:

Journal of Separation Science

Year:

2005

Language:

english

File:

PDF, 453 KB

english, 2005

98

Potential of long capillary monolithic columns for the analysis of protein digests

Michiel H. M. van de Meent, Gerhardus J. de Jong

Journal:

Journal of Separation Science

Year:

2009

Language:

english

File:

PDF, 603 KB

english, 2009

99

Capillary electrophoresis of intact basic proteins using noncovalently triple-layer coated capillaries

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

Journal:

Journal of Separation Science

Year:

2009

Language:

english

File:

PDF, 822 KB

english, 2009

100

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

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

Journal:

Journal of Separation Science

Year:

2011

Language:

english

File:

PDF, 378 KB

english, 2011