Search Results - "Lavaud, Catherine"

Jaspines A and B: two new cytotoxic sphingosine derivatives from the marine sponge Jaspis sp by Ledroit, Véronique, Debitus, Cécile, Lavaud, Catherine, Massiot, Georges

“…The ethanolic extract of the sponge Jaspis sp. collected in Vanuatu showed cytotoxicity against KB tumour cells (IC 95=10 μg/ml). A bioassay-guided…”
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An isoflavan and saponins from Astragalus depressus L by Maamria Leyla, Haba Hamada, Lavaud Catherine, Harakat Dominique, Benkhaled Mohammed

“…In this study, nine known secondary metabolites were isolated from ethyl acetate and n-butanol extracts of Astragalus depressus L. (Fabaceae family), including…”
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Proteasome Inhibitors from Neoboutonia melleri by Long, Christophe, Beck, Joséphine, Cantagrel, Frédéric, Marcourt, Laurence, Vendier, Laure, David, Bruno, Plisson, Fabien, Derguini, Fadila, Vandenberghe, Isabelle, Aussagues, Yannick, Ausseil, Frédéric, Lavaud, Catherine, Sautel, François, Massiot, Georges

“…Thirty new cycloartane derivatives (1–3, 5–12, 14–32) have been isolated from the leaves of Neoboutonia melleri. Their novelty stems from the loss of one of…”
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Triterpenoid saponin anthranilates from Albizia grandibracteata leaves ingested by primates in Uganda by Krief, S, Thoison, O, Sevenet, T, Wrangham, R.W, Lavaud, C

“…Three new oleanane-type triterpene saponins (1-3), named grandibracteosides A-C, were isolated from the methanolic extract of leaves of Albizia…”
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Haemolytic acylated triterpenoid saponins from Harpullia austro-caledonica by Voutquenne, Laurence, Guinot, Pauline, Froissard, Clément, Thoison, Odile, Litaudon, Marc, Lavaud, Catherine

“…Nine acylated triterpenoid saponins were isolated from the stem bark of Harpullia austro-caledonica. Their structures were established by spectroscopic…”
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Bioactive flavonoids of Tanacetum parthenium revisited by Long, Christophe, Sauleau, Pierre, David, Bruno, Lavaud, Catherine, Cassabois, Valérie, Ausseil, Frédéric, Massiot, Georges

“…Bio-guided fractionation of an extract from Tanacetum parthenium showing activity as mitotic blocker allowed the isolation and identification of santin 3,…”
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Meroterpenoids? A historical and critical review of this biogenetic determinant by Goyer, Eddy, Lavaud, Catherine, Massiot, Georges

“…In its original definition, meroterpenoids refer to substances of mixed biosynthesis including a terpenoid part. The number of compounds fulfilling this…”
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Triterpenoid saponins from the stem bark of Caryocar villosum by Alabdul Magid, Abdulmagid, Voutquenne-Nazabadioko, Laurence, Renimel, Isabelle, Harakat, Dominique, Moretti, Christian, Lavaud, Catherine

“…Five triterpenoid saponins ( 3– 7), were isolated from the stem bark of Caryocar villosum along with two known compounds. Their structures were established by…”
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Saponins from the seeds of Mimusops laurifolia by Eskander, Jacqueline, Lavaud, Catherine, Pouny, Isabelle, Soliman, Hesham S.M., Abdel-Khalik, S.M., Mahmoud, I.I.

“…Three bidesmosidic 16α-hydroxyprotobassic acid saponins were isolated from the seeds of Mimusops laurifolia along with six known saponins, butyroside C,…”
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Naming natural products: Uses, abuses and a proposal for discussion by Lavaud, Catherine, Massiot, Georges

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Saponins from the leaves of Mimusops laurifolia by Eskander, J, Lavaud, C, Abdel-Khalik, S.M, Soliman, H.S.M, Mahmoud, I.I, Long, C

“…Fifteen new bidesmosidic triterpenoid saponins (1-15) were isolated from a methanol extract of the leaves of Mimusops laurifolia. Their structures were…”
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Cytotoxic polyisoprenes and glycosides of long-chain fatty alcohols from Dimocarpus fumatus by Voutquenne, Laurence, Lavaud, Catherine, Massiot, Georges, Sevenet, Thierry, Hadi, Hamid A.

“…The ethanolic extract from the stem bark of Dimocarpus fumatus, showed in vitro cytotoxic activity against KB cells. Fractionation of the extract gave…”
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Traditional Chinese medicine: saponins, critical micellar concentrations and partition coefficients by Barthel, Cédric, Massiot, Georges, Lavaud, Catherine

“…Introduction Traditional Chinese medicine (TCM) revolves around complex mixtures bound to specific roles within the formulation, among which saponin‐containing…”
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Triterpenoid saponins and acylated prosapogenins from Harpullia austro-caledonica by Voutquenne, Laurence, Kokougan, Cécile, Lavaud, Catherine, Pouny, Isabelle, Litaudon, Marc

“…Three new triterpenoid saponins have been isolated from the stem bark of Harpullia austro-caledonica and identified as 24- O-[α- l-rhamnopyranosyl-(1->2)-β-…”
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An easy‐to‐use and general nuclear magnetic resonance method for the determination of partition coefficients of drugs and natural products by Barthel, Cédric, Massiot, Georges, Lavaud, Catherine

“…The lipophilicity of a drug is an important parameter for its eventual development by the pharmaceutical industry. It is usually measured by HPLC following…”
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Phenyl glycosides from the leaves of Flacourtia indica (Burm. f.) Merr (Salicaceae) by Nguyen, Phuc-Dam, Sayagh, Charlotte, Massiot, Georges, Lavaud, Catherine

“…Thirteen phenolic glycosides, together with fourteen various known compounds, were isolated from the methanolic extract of leaves of Flacourtia indica. Twelve…”
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Bioactive phenolic glycosides from Amburana cearensis by Bravo B, José A, Sauvain, Michel, Gimenez T, Alberto, Muñoz O, Victoria, Callapa, Jorgia, Le Men-Olivier, Louisette, Massiot, Georges, Lavaud, Catherine

“…Coumarin ( 1) and two new phenolic glycosides have been isolated from the stem bark of Amburana cearensis, a tree reported in the Chacobo pharmacopoeia to be…”
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Triterpenoid saponins from the stem bark of Elattostachys apetala by Lavaud, Catherine, Crublet, Marie-Laure, Pouny, Isabelle, Litaudon, Marc, Sévenet, Thierry

“…Six new triterpenoid saponins have been isolated from the stem bark of Elattostachys apetala together with four known triterpenoid saponins. Three of these new…”
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The Iboga Alkaloids by Lavaud, Catherine, Massiot, Georges

“…Iboga alkaloids are a particular class of indolomonoterpenes most often characterized by an isoquinuclidine nucleus. Their first occurrence was detected in the…”
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Acylated Triterpenoid Saponins from the Stem Bark of Foetidia africana by CRUBLET, Marie-Laure, POUNY, Isabelle, DELAUDE, Clément, LAVAUD, Catherine

“…Nine new acylated triterpenoid saponins (4-12) were isolated from the stem bark of Foetidia africana. They all possess barringtogenol C as the aglycone,…”
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