Search Results - "WERKHOVEN, Marga C. M."

Isolation and Absolute Configuration of ent-Halimane Diterpenoids from Hymenaea courbaril from the Suriname Rain Forest by Abdel-Kader, Maged, Berger, John M, Slebodnick, Carla, Hoch, Jeannine, Malone, Stan, Wisse, Jan H, Werkhoven, Marga C. M, Mamber, Steven, Kingston, David G. I

“…Bioactivity-directed fractionation of a methanol extract of Hymenaea courbaril afforded the three new diterpenoids…”
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New eudesmane derivatives from Melampodium camphoratum from the Suriname rainforest by Chaturvedula, V.S.P, Farooq, A, Schilling, J.K, Malone, S, Derveld, I, Werkhoven, M.C.M, Wisse, J.H, Ratsimbason, M, Kingston, D.G.I

“…Bioassay-guided fractionation of an EtOAc extract of the leaves of Melampodium camphoratum using an assay for inhibitors of the degradation of hemin resulted…”
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Cytotoxic diterpenoids from two lianas from the Suriname rainforest by Adou, Eba, Williams, Russell B., Schilling, Jennifer K., Malone, Stan, Meyer, Jan, Wisse, Jan H., Frederik, Djon, Koese, Delon, Werkhoven, Marga C.M., Snipes, Carl E., Werk, Todd L., Kingston, David G.I.

“…Bioassay-guided fractionation of methanol and ethyl acetate extracts of two lianas has led to the isolation of five new diterpenoids, humirianthone 1,…”
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Synthesis and Biological Evaluation of Analogues of Cryptolepine, an Alkaloid Isolated from the Suriname Rainforest by Yang, Shu-Wei, Abdel-Kader, Maged, Malone, Stan, Werkhoven, Marga C. M, Wisse, Jan H, Bursuker, Isia, Neddermann, Kim, Fairchild, Craig, Raventos-Suarez, Carmen, Menendez, Ana T, Lane, Kate, Kingston, David G. I

“…Bioassay-guided fractionation of an extract of a mixture of Microphilis guyanensis and Genipa americana collected in the rainforest of Suriname yielded the…”
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DNA-Damaging Steroidal Alkaloids from Eclipta alba from the Suriname Rainforest by Abdel-Kader, Maged S, Bahler, Brian D, Malone, Stan, Werkhoven, Marga C. M, van Troon, Frits, David, Wisse, Jan H, Bursuker, Isia, Neddermann, Kim M, Mamber, Stephen W, Kingston, David G. I

“…Bioassay-guided fractionation of the MeOH extract of Eclipta alba using three yeast strains (1138, 1140, and 1353) resulted in the isolation of eight bioactive…”
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Bioactive Saponins from Swartzia schomburgkii from the Suriname Rainforest by ABDEL-KADER, Maged S., BAHLER, Brian D., MALONE, Stan, WERKHOVEN, Marga C. M., WISSE, Jan H., NEDDERMANN, Kim M., BURSUKER, Isia, KINGSTON, David G. I.

“…Bioassay-guided fractionation of the MeOH extract of Swartzia schomburgkii using the engineered yeast strains 1138, 1140, and 1353 as the bioassay tool…”
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New Eudesmane Derivatives from Melampodium c amphoratum from the Suriname Rainforest by Prakash Chaturvedula, V. S, Farooq, Afgan, Schilling, Jennifer K, Malone, S, Derveld, Iwan, Werkhoven, Marga C. M, Wisse, Jan H, Ratsimbason, Michel, Kingston, David G. I

“…Bioassay-guided fractionation of an EtOAc extract of the leaves of Melampodium camphoratum using an assay for inhibitors of the degradation of hemin resulted…”
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Bioactive Saponins from Swartzia s chomburgkii from the Suriname Rainforest by Abdel-Kader, Maged S, Bahler, Brian D, Malone, Stan, Werkhoven, Marga C. M, Wisse, Jan H, Neddermann, Kim M, Bursuker, Isia, Kingston, David G. I

“…Bioassay-guided fractionation of the MeOH extract of Swartzia schomburgkii using the engineered yeast strains 1138, 1140, and 1353 as the bioassay tool…”
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A New Labdane Diterpenoid from Renealmia a lpinia Collected in the Suriname Rainforest by Yang, Shu-Wei, Zhou, Bing-Nan, Malone, Stan, Werkhoven, Marga C. M, van Troon, Frits, Wisse, Jan H, Kingston, David G. I

“…Continuation of a previous study on Renealmia alpinia resulted in the isolation of the new labdane diterpenoid 3, together with two known diterpenoids. The…”
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Food Habits of Brocket and White-Tailed Deer in Suriname by Branan, William V., Marga C. M. Werkhoven, Marchinton, R. Larry

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New cytotoxic triterpene acids from aboveground parts of Manihot esculenta from the Suriname rainforest by Chaturvedula, V S, Schilling, Jennifer K, Malone, Stan, Wisse, Jan H, Werkhoven, Marga C, Kingston, David G

“…Two novel triterpene acids, esculentoic acid A ( 1) and B ( 2) as well as the seven known compounds 3 - 9 were isolated from an EtOAc extract of leaves, stems,…”
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Bioactive labdane diterpenoids from Renealmia alpinia collected in the Suriname rainforest by Zhou, B.N, Baj, N.J, Glass, T.E, Malone, S, Werkhoven, M.C.M, Troon, F. van, Wisse, J.H, Kingston, D.G.I

“…The preservation of tropical rainforests is an important goal both for the intrinsic value of their cultural and biological diversity as well as for the…”
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new labdane diterpenoid from Renealmia alpinia collected in the Suriname rainforest by Yang, S.W, Zhou, B.N, Malone, S, Werkhoven, M.C.M, Troon, F. van, Wisse, J.H, Kingston, D.G.I

“…Continuation of a previous study on Renealmia alpinia resulted in the isolation of the new labdane diterpenoid 3, together with two known diterpenoids. The…”
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