Authors:
BEEKMAN AC
WIERENGA PK
WOERDENBAG HJ
VANUDEN W
PRAS N
KONINGS AWT
ELFERALY FS
GALAL AM
WIKSTROM HV
Citation: Ac. Beekman et al., ARTEMISININ-DERIVED SESQUITERPENE LACTONES AS POTENTIAL ANTITUMOR COMPOUNDS - CYTOTOXIC ACTION AGAINST BONE-MARROW AND TUMOR-CELLS, Planta medica, 64(7), 1998, pp. 615-619
Authors:
BOS R
WOERDENBAG HJ
VANPUTTEN FMS
HENDRIKS H
SCHEFFER JC
Citation: R. Bos et al., SEASONAL-VARIATION OF THE ESSENTIAL OIL, VALERENIC ACID AND DERIVATIVES, AND VALEPOTRIATES IN VALERIANA-OFFICINALIS ROOTS AND RHIZOMES, ANDTHE SELECTION OF PLANTS SUITABLE FOR PHYTOMEDICINES, Planta medica, 64(2), 1998, pp. 143-147
Authors:
KOLODZIEJ H
KAYSER O
WOERDENBAG HJ
VANUDEN W
PRAS N
Citation: H. Kolodziej et al., STRUCTURE - CYTOTOXICITY RELATIONSHIPS OF A SERIES OF NATURAL AND SEMISYNTHETIC SIMPLE COUMARINS AS ASSESSED IN 2 HUMAN TUMOR-CELL LINES, Zeitschrift fur Naturforschung. C, A journal of biosciences, 52(3-4), 1997, pp. 240-244
Authors:
BOS R
WOERDENBAG HJ
HENDRIKS H
KRUIZINGA WH
HERREMA JK
SCHEFFER JJC
Citation: R. Bos et al., METHYL VALERENATE, A NEW SESQUITERPENOID IN THE ESSENTIAL OIL FROM UNDERGROUND PARTS OF VALERIANA-OFFICINALIS L. SL, Zeitschrift fur Naturforschung. C, A journal of biosciences, 52(11-12), 1997, pp. 858-860
Authors:
BEEKMAN AC
BARENTSEN ARW
WOERDENBAG HJ
VANUDEN W
PRAS N
KONINGS AWT
ELFERALY FS
GALAL AM
WIKSTROM HV
Citation: Ac. Beekman et al., STEREOCHEMISTRY-DEPENDENT CYTOTOXICITY OF SOME ARTEMISININ DERIVATIVES, Journal of natural products, 60(4), 1997, pp. 325-330
Authors:
VANUDEN W
BOS JA
BOEKE GM
WOERDENBAG HJ
PRAS N
Citation: W. Vanuden et al., THE LARGE-SCALE ISOLATION OF DEOXYPODOPHYLLOTOXIN FROM RHIZOMES OF ANTHRISCUS-SYLVESTRIS FOLLOWED BY ITS BIOCONVERSION INTO 5-METHOXYPODOPHYLLOTOXIN BETA-D-GLUCOSIDE BY CELL-CULTURES OF LINUM-FLAVUM, Journal of natural products, 60(4), 1997, pp. 401-403
Authors:
BEEKMAN AC
WOERDENBAG HJ
VANUDEN W
PRAS N
KONINGS AWT
WIKSTROM HV
SCHMIDT TJ
Citation: Ac. Beekman et al., STRUCTURE - CYTOTOXICITY RELATIONSHIPS OF SOME HELENANOLIDE-TYPE SESQUITERPENE LACTONES, Journal of natural products, 60(3), 1997, pp. 252-257
Authors:
HENDRIKS H
ANDERSONWILDEBOER Y
ENGELS G
BOS R
WOERDENBAG HJ
Citation: H. Hendriks et al., THE CONTENT OF PARTHENOLIDE AND ITS YIELD PER PLANT DURING THE GROWTHOF TANACETUM-PARTHENIUM, Planta medica, 63(4), 1997, pp. 356-359
Authors:
BEEKMAN AC
WOERDENBAG HJ
VANUDEN W
PRAS N
KONINGS AWT
WIKSTROM HV
Citation: Ac. Beekman et al., STABILITY OF ARTEMISININ IN AQUEOUS ENVIRONMENTS - IMPACT ON ITS CYTOTOXIC ACTION TO EHRLICH ASCITES TUMOR-CELLS, Journal of Pharmacy and Pharmacology, 49(12), 1997, pp. 1254-1258
Authors:
BEEKMAN AC
WOERDENBAG HJ
KAMPINGA HH
KONINGS AWT
Citation: Ac. Beekman et al., CYTOTOXICITY OF ARTEMISININ, A DIMER OF DIHYDROARTEMISININ, ARTEMISITENE AND EUPATORIOPICRIN AS EVALUATED BY THE MTT AND CLONOGENIC-ASSAY, PTR. Phytotherapy research, 10(2), 1996, pp. 140-144
Authors:
WOERDENBAG HJ
LUTKE LR
BOS R
STEVENS JF
HULST R
KRUIZINGA WH
ZHU YP
ELEMA ET
HENDRIKS H
VANUDEN W
PRAS N
Citation: Hj. Woerdenbag et al., ISOLATION OF 2 CYTOTOXIC DITERPENES FROM THE FERN PTERIS-MULTIFIDA, Zeitschrift fur Naturforschung. C, A journal of biosciences, 51(9-10), 1996, pp. 635-638
Authors:
KOULMAN A
PROKSCH P
EBEL R
BEEKMAN AC
VANUDEN W
KONINGS AWT
PEDERSEN JA
PRAS N
WOERDENBAG HJ
Citation: A. Koulman et al., CYTOTOXICITY AND MODE OF ACTION OF AEROPLYSININ-1 AND A RELATED DIENONE FROM THE SPONGE APLYSINA-AEROPHOBA, Journal of natural products, 59(6), 1996, pp. 591-594
Citation: N. Goren et al., CYTOTOXIC AND ANTIBACTERIAL ACTIVITIES OF SESQUITERPENE LACTONES ISOLATED FROM TANACETUM-PRAETERITUM SUBSP PRAETERITUM, Planta medica, 62(5), 1996, pp. 419-422
Authors:
FRANCOIS G
PASSREITER CM
WOERDENBAG HJ
VANLOOVEREN M
Citation: G. Francois et al., ANTIPLASMODIAL ACTIVITIES AND CYTOTOXIC EFFECTS OF AQUEOUS EXTRACTS AND SESQUITERPENE LACTONES FROM NEUROLAENA-LOBATA, Planta medica, 62(2), 1996, pp. 126-129
Authors:
KOLODZIEJ H
HABERLAND C
WOERDENBAG HJ
KONINGS AWT
Citation: H. Kolodziej et al., MODERATE CYTOTOXICITY OF PROANTHOCYANIDINS TO HUMAN TUMOR-CELL LINES, PTR. Phytotherapy research, 9(6), 1995, pp. 410-415
Authors:
WOERDENBAG HJ
MERFORT I
SCHMIDT TJ
PASSREITER CM
WILLUHN G
VANUDEN W
PRAS N
KONINGS AWT
Citation: Hj. Woerdenbag et al., DECREASED HELENALIN-INDUCED CYTOTOXICITY BY FLAVONOIDS FROM ARNICA ASSTUDIED IN A HUMAN LUNG-CARCINOMA CELL-LINE, Phytomedicine, 2(2), 1995, pp. 127-132
Citation: N. Pras et al., BIOCONVERSION POTENTIAL OF PLANT ENZYMES FOR THE PRODUCTION OF PHARMACEUTICALS, Plant cell, tissue and organ culture, 43(2), 1995, pp. 117-121
Authors:
VANUDEN W
BOUMA AS
WAKER JFB
MIDDEL O
WICHERS HJ
DEWAARD P
WOERDENBAG HJ
KELLOGG RM
PRAS N
Citation: W. Vanuden et al., THE PRODUCTION OF PODOPHYLLOTOXIN AND ITS 5-METHOXY DERIVATIVE THROUGH BIOCONVERSION OF CYCLODEXTRIN-COMPLEXED DEOXYPODOPHYLLOTOXIN BY PLANT-CELL CULTURES, Plant cell, tissue and organ culture, 42(1), 1995, pp. 73-79
Authors:
WOERDENBAG HJ
PRAS N
VANUDEN W
WALLAART TE
BEEKMAN AC
LUGT CB
Citation: Hj. Woerdenbag et al., PROGRESS IN THE RESEARCH OF ARTEMISININ-RELATED ANTIMALARIALS - AN UPDATE, Pharmacy world & science, 16(4), 1994, pp. 169-180