Elucidation of the substitution pattern of 9,10-anthraquinones through the chemical shifts of peri-hydroxyl protonsSCHRIPSEMA, J; DAGNINO, D.Phytochemistry. 1996, Vol 42, Num 1, pp 177-184, issn 0031-9422Article

Search for factors related to the indole alkaloid production in cell suspension cultures of Tabernaemontana divaricataSCHRIPSEMA, J; VERPOORTE, R.Planta medica. 1992, Vol 58, Num 3, pp 245-249, issn 0032-0943Article

Design of a maximum power point sensor for photovoltaic systemsSCHRIPSEMA, J; JOHNSTON, M; HOLMES, A et al.sans titre. 2002, pp 1469-1472, isbn 0-7803-7471-1, 4 p.Conference Paper

Terpenoid indole alkaloid biotransformation capacity of suspension cultures of Tabernaemontana divaricataDAGNINO, D; SCHRIPSEMA, J; VERPOORTE, R et al.Phytochemistry. 1994, Vol 35, Num 3, pp 671-676, issn 0031-9422Article

α,β-Unsaturated-γ-lactones from Sedum telephium rootsFUNG, S. Y; SCHRIPSEMA, J; VERPOORTE, R et al.Phytochemistry. 1990, Vol 29, Num 2, pp 517-519, issn 0031-9422Article

Unedoside derivatives in Nuxia and their biosynthesisJENSEN, S. R; RAVNKILDE, L; SCHRIPSEMA, J et al.Phytochemistry. 1998, Vol 47, Num 6, pp 1007-1011, issn 0031-9422Article

Comparison of terpenoid indole alkaloid production and degradation in two cell lines of Tabernaemontana divaricataDAGNINO, D; SCHRIPSEMA, J; VERPOORTE, R et al.Plant cell reports (Print). 1993, Vol 13, Num 2, pp 95-98, issn 0721-7714Article

Intra- and extracellular carbohydrates in plant cell cultures investigated by ¹H-NMRSCHRIPSEMA, J; ERKELENS, C; VERPOORTE, R et al.Plant cell reports (Print). 1991, Vol 9, Num 9, pp 527-530, issn 0721-7714Article

The analysis of onion and garlicLANZOTTI, Virginia.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 3-22, issn 0021-9673, 20 p.Article

Plant analysisVAN BEEK, T. A; SCHRIPSEMA, J.Journal of chromatography. 2006, Vol 1112, Num 1-2, issn 0021-9673, 389 p.Serial Issue

Iridoid glycosides from Eucnide bartonioidesRODRIGUEZ, V; SCHRIPSEMA, J; JENSEN, S. R et al.Phytochemistry. 1997, Vol 45, Num 7, pp 1427-1429, issn 0031-9422Article

A reinvestigation of the stereochemistry of tubotaiwine using NMR spectroscopySCHRIPSEMA, J; VAN BEEK, T. A; VERPOORTE, R et al.Journal of natural products (Print). 1987, Vol 50, Num 1, pp 89-101, issn 0163-3864Article

Robustaquinones, novel anthraquinones from an elicited Cinchona robusta suspension cultureSCHRIPSEMA, J; RAMOS-VALDIVIA, A; VERPOORTE, R et al.Phytochemistry. 1999, Vol 51, Num 1, pp 55-60, issn 0031-9422Article

Analysis of several iridoid and indole precursors of terpenoid indole alkaloids with a single HPLC runDAGNINO, D; SCHRIPSEMA, J; VERPOORTE, R et al.Planta medica. 1996, Vol 62, Num 3, pp 278-280, issn 0032-0943Article

Alkaloid metabolism in Tabernaemontana divaricata cell suspension culturesDAGNINO, D; SCHRIPSEMA, J; VERPOORTE, R et al.Phytochemistry. 1993, Vol 32, Num 2, pp 325-329, issn 0031-9422Article

Terpenoid indole alkaloid biosynthesis and enzyme activities in two cell lines of Tabernaemontana divaricataDAGNINO, D; SCHRIPSEMA, J; VERPOORTE, R et al.Phytochemistry. 1995, Vol 39, Num 2, pp 341-349, issn 0031-9422Article

Ajmalicine metabolism in Catharanthus roseus cell culturesDOS SANTOS, R. I; SCHRIPSEMA, J; VERPOORTE, R et al.Phytochemistry. 1994, Vol 35, Num 3, pp 677-681, issn 0031-9422Article

Trifluoroacetic acid, a ¹H-NMR shift reagent for alkaloidsSCHRIPSEMA, J; VERPOORTE, R; BAERHEIM SVENDSEN, A et al.Tetrahedron letters. 1986, Vol 27, Num 22, pp 2523-2526, issn 0040-4039Article

Analytical separation and detection methods for flavonoidsDE RIJKE, Eva; OUT, Pieter; NIESSEN, Wilfried M. A et al.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 31-63, issn 0021-9673, 33 p.Article

Focused microwave-assisted extraction combined with solid-phase microextraction and gas chromatography-mass spectrometry for the selective analysis of cocaine from coca leavesBIERI, Stefan; ILIAS, Yara; BICCHI, Carlo et al.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 127-132, issn 0021-9673, 6 p.Article

Use of multiple headspace solid-phase microextraction and pervaporation for the determination of off-flavours in wineGOMEZ-ARIZA, J. L; GARCIA-BARRERA, T; LORENZO, F et al.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 133-140, issn 0021-9673, 8 p.Article

An improved method for sn-2 position analysis of triacylglycerols in edible oils and fats based on immobilised lipase D (Rhizopus delemar)JANSSEN, Hans-Gerd; HRNCIRIK, Karel; SZORADI, Andras et al.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 141-147, issn 0021-9673, 7 p.Article

Rapid analysis of stilbenes and derivatives from downy mildew-infected grapevine leaves by liquid chromatography-atmospheric pressure photoionisation mass spectrometryJEAN-DENIS, J. Bernard; PEZET, Roger; TABACCHI, Raffaele et al.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 263-268, issn 0021-9673, 6 p.Article

Structure elucidation of deoxylutein II isomers by on-line capillary high performance liquid chromatography-¹H nuclear magnetic resonance spectroscopyHENTSCHEL, Petra; GRYNBAUM, Marc David; MOLNAR, Péter et al.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 285-292, issn 0021-9673, 8 p.Article

Induction of triterpene biosynthesis by elicitors in suspension cultures of Tabernaemontana speciesVAN DER HEIJDEN, R; VERHEIJ, E. R; SCHRIPSEMA, J et al.Plant cell reports (Print). 1988, Vol 7, Num 1, pp 51-54, issn 0721-7714Article