Nel H. Velthorst, Ph.D.

Affiliations: 
chemistry Vrije Universiteit Amsterdam, Amsterdam, Netherlands 
Website:
http://www.vpro.nl/programma/buitenhof/afleveringen/43512072/items/43512105/
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"Nel Velthorst"
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Parents

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G. Jan Hoijtink grad student 1963 VU Amsterdam
 (Protonation products of aromatic hydrocarbon negative ions)
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Publications

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Stroomberg GJ, Zappey H, Steen RJ, et al. (2004) PAH biotransformation in terrestrial invertebrates--a new phase II metabolite in isopods and springtails. Comparative Biochemistry and Physiology. Toxicology & Pharmacology : Cbp. 138: 129-37
Stroomberg GJ, Ariese F, van Gestel CA, et al. (2003) Pyrene biotransformation products as biomarkers of polycyclic aromatic hydrocarbon exposure in terrestrial Isopoda: concentration-response relationship, and field study in a contaminated forest. Environmental Toxicology and Chemistry. 22: 224-31
de Beer T, Velthorst NH, Brinkman UA, et al. (2002) Laser-based non-fluorescence detection techniques for liquid separation systems. Journal of Chromatography. A. 971: 1-35
Ariese F, Gooijer C, Velthorst NH. (2000) Chapter 18 Application of fluorescence spectroscopic techniques in the determination of PAHs and PAH metabolites Techniques and Instrumentation in Analytical Chemistry. 21: 789-825
Kok SJ, Evertsen R, Velthorst NH, et al. (2000) On the coupling of fluorescence line-narrowing spectroscopy and poly(ethylene)imine-cellulose thin-layer chromatography Analytica Chimica Acta. 405: 1-7
De Beer T, Hoornweg GP, Ariese F, et al. (2000) On the potential of forward-scattering degenerate four-wave mixing detection in capillary electrophoresis Analytica Chimica Acta. 416: 151-155
Stroomberg GJ, Knecht JA, Ariese F, et al. (1999) Pyrene metabolites in the hepatopancreas and gut of the isopod porcellio scaber, a new biomarker for polycyclic aromatic hydrocarbon exposure in terrestrial ecosystems. Environmental Toxicology and Chemistry. 18: 2217-2224
Veraart JR, Groot MC, Gooijer C, et al. (1999) On-line dialysis-SPE-CE of acidic drugs in biological samples. The Analyst. 124: 115-8
Stroomberg GJ, De Knecht JA, Ariese F, et al. (1999) Pyrene metabolites in the hepatopancreas and gut of the isopod Porcellio scaber, a new biomarker for polycyclic aromatic hydrocarbon exposure in terrestrial ecosystems Environmental Toxicology and Chemistry. 18: 2217-2224
De Beer T, Hoornweg GP, Besoo P, et al. (1999) Forward-Scattering Degenerate Four-Wave Mixing Detection in Micro-Column Liquid Chromatography Using Fused-Silica Capillary Flow Cells Applied Spectroscopy. 53: 595-602
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