Quality Control of Traditional Chinese MedicinesXIE, P.-S; VAN BEEK, T. A.Journal of chromatography. 2009, Vol 1216, Num 11, issn 0021-9673, 283 p.Serial Issue

Terpenoid antifeedants (Part II). The synthesis of drimane and clerodane insect antifeedantsDE GROOT, A; VAN BEEK, T. A.Recueil des travaux chimiques des Pays-Bas (1920). 1987, Vol 106, Num 1, pp 1-18, issn 0165-0513Article

Determination of limonin in grapefruit juice and other citrus juices by high-performance liquid chromatography = Dosage de la limonine dans le jus de pamplemousse et d'autres jus d'agrumes, par chromatographie liquide haute performanceVAN BEEK, T. A; BLAAKMEER, A.Journal of chromatography. 1989, Vol 464, Num 2, pp 375-386, issn 0021-9673Article

Terpenoid antifeedants, part. I. An overview of terpenoid antifecdants of natural originVAN BEEK, T. A; DE GROOT, A.Recueil des travaux chimiques des Pays-Bas (1920). 1986, Vol 105, pp 513-527, issn 0165-0513Article

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

Concentration of ginkgolides and bilobalide in Ginkgo biloba leaves in relation to the time of yearVAN BEEK, T. A; LELYVELD, G. P.Planta medica. 1992, Vol 58, Num 5, pp 413-416, issn 0032-0943Article

High-performance liquid chromatography of some Tabernaemontana alkaloidsPERERA, P; VAN BEEK, T. A; VERPOORTE, R et al.Journal of chromatography. 1984, Vol 285, Num 1, pp 214-220, issn 0021-9673Article

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

Preparative isolation and separation procedure for ginkgolides A, B, C, and J and bilobalideVAN BEEK, T. A; LELYVELD, G. P.Journal of natural products (Print). 1997, Vol 60, Num 7, pp 735-738, issn 0163-3864Article

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

Dichomine, a novel type of iboga alkaloidPERERA, P; VAN BEEK, T. A; VERPOORTE, R et al.Planta medica. 1983, Vol 49, Num 4, pp 232-235, issn 0032-0943Article

Phytochemical investigation of Tabernaemontana crassaVAN BEEK, T. A; DE SMIDT, C; VERPOORTE, R et al.Journal of ethnopharmacology. 1985, Vol 14, Num 2-3, pp 315-318, issn 0378-8741Article

Chromatographic determination of plant saponins- : An update (2002-2005)OLESZEK, W; BIALY, Z.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 78-91, issn 0021-9673, 14 p.Article

Analysis of frankincense from various Boswellia species with inhibitory activity on human drug metabolising cytochrome P450 enzymes using liquid chromatography mass spectrometry after automated on-line extractionFRANK, Andreas; UNGER, Matthias.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 255-262, issn 0021-9673, 8 p.Article

Analysis of EPG recorded probing by cabbage aphid on host plant parts with different glucosinolate contentsGABRYS, B; TJALLINGII, W. F; VAN BEEK, T. A et al.Journal of chemical ecology. 1997, Vol 23, Num 7, pp 1661-1673, issn 0098-0331Article

Phloem sap collection from lettuce (Lactuca sativa L.): chemical comparison among collection methodsVAN HELDEN, M; TJALLINGII, W. F; VAN BEEK, T. A et al.Journal of chemical ecology. 1994, Vol 20, Num 12, pp 3191-3206, issn 0098-0331Article

Alkaloids of Tabernaemontana eglandulosaVAN BEEK, T. A; VERPOORTE, R; BAERHEIM SVENDSEN, A et al.Tetrahedron (Oxford. Print). 1984, Vol 40, Num 4, pp 737-748, issn 0040-4020Article

Developments in the application of counter-current chromatography to plant analysisMARSTON, A; HOSTETTMANN, K.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 181-194, issn 0021-9673, 14 p.Article

Phloem sap collection from lettuce (Lactuca sativa L.): methodology and yieldVAN HELDEN, M; TJALLINGII, W. F; VAN BEEK, T. A et al.Journal of chemical ecology. 1994, Vol 20, Num 12, pp 3173-3190, issn 0098-0331Article

Isolation and synthesis of vobparicine, a novel type dimeric indole alkaloidVAN BEEK, T. A; VERPOORTE, R; SVENDSEN, A. B et al.Tetrahedron letters. 1984, Vol 25, Num 19, pp 2057-2060, issn 0040-4039Article

Identification of Tabernaemontana alkaloids by means of thin-layer chromatography and chromogenic reactionsVAN BEEK, T. A; VERPOORTE, R; BAERHEIM SVENDSEN, A et al.Journal of chromatography. 1984, Vol 298, Num 2, pp 289-307, issn 0021-9673Article

Seleno-compounds in garlic and onionARNAULT, Ingrid; AUGER, Jacques.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 23-30, issn 0021-9673, 8 p.Article

Lutein in selected Canadian crops and agri-food processing by-products and purification by high-speed counter-current chromatographyTSAO, Rong; YANG, Raymond.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 202-208, issn 0021-9673, 7 p.Article

Application of monolithic (continuous bed) chromatographic columns in phytochemical analysisMARUSKA, Audrius; KOMYSOVA, Olga.Journal of chromatography. 2006, Vol 1112, Num 1-2, pp 319-330, issn 0021-9673, 12 p.Article

Ginkgo biloba LVAN BEEK, T. A; BOMBARDELLI, E; MORAZZONI, P et al.Fitoterapia (Milano). 1998, Vol 69, Num 3, pp 195-244, issn 0367-326XArticle