Three isoflavones from Derris scandens (Roxb.) Benth and their cancer chemopreventive activity and in vitro antiproliferative effects.

abstract：:Seven sesquiterpene lactones, 8-O-methacryloylelephanpane, 2,4-bis-O-methyl-8-O-methacryloylelephanpane, 4-O-ethyl-8-O-methacryloylelephanpane, 8-O-methacryloylisoelephanpane, 2-O-demethyltomenphantopin C, molephantin A, molephantin B, along with ten known ones, were isolated from Elephantopus mollis (Asteraceae). The...

journal_title：Phytochemistry

authors： Wu ZN,Zhang YB,Chen NH,Li MJ,Li MM,Tang W,Zhuang L,Li YL,Wang GC

更新日期：2017-05-01 00:00:00

abstract：:Plants perceive biotic stimuli by recognising a multitude of different signalling compounds originating from the interacting organisms. Some of these substances represent pathogen-associated molecular patterns, which act as general elicitors of defence reactions. But also beneficial microorganisms like rhizobia take a...

journal_title：Phytochemistry

authors： Leitner M,Kaiser R,Rasmussen MO,Driguez H,Boland W,Mithöfer A

更新日期：2008-07-01 00:00:00

abstract：:Three phenolic glycosides were isolated together with two known flavonol glycosides from the H2O-soluble fraction of rhizomes of Kaempferia parviflora. Their structures were determined to be rel-(5aS,10bS)-5a,10b-dihydro-1,3,5a,9-tetrahydroxy-8-methoxy-6H-benz[b]indeno[1,2-d]furan-6-one 5a-O-[alpha-L-rhamnopyranosyl-(...

journal_title：Phytochemistry

authors： Azuma T,Tanaka Y,Kikuzaki H

更新日期：2008-11-01 00:00:00

abstract：:Floral scent emission rate and composition of purple and white flower color morphs of Hesperis matronalis (Brassicaceae) were determined for two populations and, for each, at two times of day using dynamic headspace collection and GC-MS. The floral volatile compounds identified for this species fell into two main cate...

journal_title：Phytochemistry

authors： Majetic CJ,Raguso RA,Tonsor SJ,Ashman TL

更新日期：2007-03-01 00:00:00

abstract：:Chemical investigation of the methanol extract of the fertile form of Roccella montagnei collected in Vietnam afforded twelve secondary metabolites, including five new montagnetol derivatives, orsellinylmontagnetols A-D and a furanyl derivative together with seven known compounds. Their chemical structures were elucid...

journal_title：Phytochemistry

authors： Duong TH,Huynh BLC,Chavasiri W,Chollet-Krugler M,Nguyen VK,Nguyen THT,Hansen PE,Le Pogam P,Thüs H,Boustie J,Nguyen KPP

更新日期：2017-05-01 00:00:00

abstract：:Examination of the bulbs of Bessera elegans (Liliaceae) led to isolation of nine new and five known steroidal glycosides. The structures of the nine compounds were determined based on the results of spectroscopic analysis, including two-dimensional NMR, and hydrolysis followed by chromatographic and spectroscopic anal...

journal_title：Phytochemistry

authors： Matsuo Y,Akagi N,Hashimoto C,Tachikawa F,Mimaki Y

更新日期：2013-12-01 00:00:00

abstract：:From the petroleum ether extract of the rhizomes of Tamus communis, the 7-hydroxy-2,3,4,8-tetramethoxyphenanthrene (1) was isolated, together with the known 2,3,4-trimethoxy-7,8-methylenedioxyphenanthrene (2), 3-hydroxy-2,4,-dimethoxy-7,8-methylenedioxyphenanthrene (3), 2-hydroxy-3,5,7-trimethoxyphenanthrene (4) and 2...

journal_title：Phytochemistry

authors： Kovács A,Forgo P,Zupkó I,Réthy B,Falkay G,Szabó P,Hohmann J

更新日期：2007-03-01 00:00:00

abstract：:Sixteen previously undescribed lanostane-type triterpenoids (1-16), together with fourteen known compounds, were isolated from cultivated fruiting bodies of the basidiomycete Ganoderma casuarinicola, a recently described species. The structures were elucidated on the basis of NMR spectroscopic and mass spectrometry da...

journal_title：Phytochemistry

authors： Isaka M,Chinthanom P,Rachtawee P,Choowong W,Choeyklin R,Thummarukcharoen T

更新日期：2020-02-01 00:00:00

abstract：:The essential oils isolated from leaves of ten and from unripe berries of eight populations of Laurus azorica (Seub.) Franco, collected on five islands of the Azorean archipelago, were analysed by GC and GC-MS. All oil samples were dominated by their monoterpene fraction (60-94%), alpha-pinene (15-37%) and 1,8-cineole...

journal_title：Phytochemistry

authors： Pedro LG,Santos PA,da Silva JA,Figueiredo AC,Barroso JG,Deans SG,Looman A,Scheffer JJ

更新日期：2001-05-01 00:00:00

abstract：:A new highly oxygenated triterpene named ganoderic acid alpha has been isolated from a methanol extract of the fruiting bodies of Ganoderma lucidum together with twelve known compounds. The structures of the isolated compounds were determined by spectroscopic means including 2D-NMR. Ganoderiol F and ganodermanontriol ...

journal_title：Phytochemistry

authors： el-Mekkawy S,Meselhy MR,Nakamura N,Tezuka Y,Hattori M,Kakiuchi N,Shimotohno K,Kawahata T,Otake T

更新日期：1998-11-01 00:00:00

abstract：:The biotransformation of 7alpha-hydroxy-ent-kaur-16-ene (epi-candol A) by the fungus Gibberella fujikuroi gave 7alpha,16alpha,17-trihydroxy-ent-kaur-16-ene and a seco-ring B derivative, fujenoic acid, whilst the incubation of candicandiol (7alpha,18-dihydroxy-ent-kaur-16-ene) and canditriol (7alpha,15alpha,18-trihydro...

journal_title：Phytochemistry

authors： Fraga BM,Bressa C,González P,Guillermo R,Hernández MG,Suárez S

更新日期：2007-06-01 00:00:00

abstract：:Two rare cadinane-type sesquiterpenes, lyophyllone A (1) and lyophyllanetriol A (2), were isolated from the mushroom Lyophyllum transforme. The structures were elucidated on the basis of exhaustive NMR techniques, together with MS, UV-Vis and molecular modelling. The absolute configuration of lyophyllone A was determi...

journal_title：Phytochemistry

authors： Clericuzio M,Negri R,Cossi M,Gilardoni G,Gozzini D,Vidari G

更新日期：2013-09-01 00:00:00

abstract：:Flavonoids in the petals of several C. ternatea lines with different petal colors were investigated with LC/MS/MS. Delphinidin 3-O-(2"-O-alpha-rhamnosyl-6"-O-malonyl)-beta-glucoside was newly isolated from the petals of a mauve line (wm) together with three known anthocyanins. They were identified structurally using U...

journal_title：Phytochemistry

authors： Kazuma K,Noda N,Suzuki M

更新日期：2003-11-01 00:00:00

abstract：:The secondary metabolites in the roots, leaves and flowers of the common dandelion (Taraxacum officinale agg.) have been studied in detail. However, little is known about the specific constituents of the plant's highly specialized laticifer cells. Using a combination of liquid and gas chromatography, mass spectrometry...

journal_title：Phytochemistry

authors： Huber M,Triebwasser-Freese D,Reichelt M,Heiling S,Paetz C,Chandran JN,Bartram S,Schneider B,Gershenzon J,Erb M

更新日期：2015-07-01 00:00:00

abstract：:The chemical structures, syntheses, metabolism and biological activities of the cruciferous phytoalexins discovered to date, with particular focus on the latest results dealing with their biosynthesis and detoxification are reviewed. ...

journal_title：Phytochemistry

authors： Pedras MS,Yaya EE

更新日期：2010-08-01 00:00:00

abstract：:Kudzu (Pueraria lobata) is one of the earliest medicinal plants used in traditional Chinese medicine. It has many profound pharmacological actions including antidipsotropic (antialcohol abuse) activity. Although both the roots and flowers of kudzu, Radix and Flos puerariae, respectively, have been used to treat alcoho...

journal_title：Phytochemistry

authors： Keung WM,Vallee BL

更新日期：1998-02-01 00:00:00

abstract：:Profiles of terpenoid glycoside metabolites in glandular trichomes of Solanum habrochaites LA1777 leaves were generated using ultrahigh performance liquid chromatography/time-of-flight mass spectrometry with multiplexing of non-selective collision-induced dissociation (CID). Profiling data suggested a diverse group of...

journal_title：Phytochemistry

authors： Ekanayaka EA,Li C,Jones AD

更新日期：2014-02-01 00:00:00

abstract：:The antimicrobially active EtOH extracts of Maytenus heterophylla yielded a new dihydroagarofuran alkaloid,1beta-acetoxy-9alpha-benzoyloxy-2beta,6alpha-dinicotinoyloxy-beta-dihydroagarofuran, together with the known compounds beta-amyrin, maytenfolic acid, 3alpha-hydroxy-2-oxofriedelane-20alpha-carboxylic acid, lup-20...

journal_title：Phytochemistry

authors： Orabi KY,Al-Qasoumi SI,El-Olemy MM,Mossa JS,Muhammad I

更新日期：2001-10-01 00:00:00

abstract：:The dichloromethane extract of the stem bark of Warburgia ugandensis afforded three new coloratane sesquiterpenes, namely: 6alpha,9alpha-dihydroxy-4(13),7-coloratadien-11,12-dial (1), 4(13),7-coloratadien-12,11-olide (2), and 7beta-hydroxy-4(13),8-coloratadien-11,12-olide (3), together with nine known sesquiterpenes, ...

journal_title：Phytochemistry

authors： Wube AA,Bucar F,Gibbons S,Asres K

更新日期：2005-10-01 00:00:00

abstract：:A novel cyanogenic diglucoside has been isolated from methanolic extracts of young seedlings of Sorghum bicolor. Its structure was established as dhurrin-6-glucoside from NMR, mass spectrometry and enzymatic hydrolysis data. Compared with dhurrin, which is the major cyanogenic glucoside in sorghum leaves, dhurrin-6-gl...

journal_title：Phytochemistry

authors： Selmar D,Irandoost Z,Wray V

更新日期：1996-10-01 00:00:00

abstract：:Three saponins, including two dimeric triterpenoid glucosides possessing an unusual skeleton, ivorenosides A and B, and a monomeric triterpenoid saponin (ivorenoside C), together with the known sericoside, were isolated from the bark of Terminalia ivorensis. Their structures were established on the basis of 1D and 2D ...

journal_title：Phytochemistry

authors： Ponou BK,Teponno RB,Ricciutelli M,Quassinti L,Bramucci M,Lupidi G,Barboni L,Tapondjou LA

更新日期：2010-12-01 00:00:00

abstract：:From the aerial parts of Clerodendrum inerme, two megastigmane glucosides (sammangaosides A and B) and a iridoid glucoside (sammangaoside C) were isolated together with 15 known compounds. The structural elucidations were based on analyses of physical and spectroscopic data. ...

journal_title：Phytochemistry

authors： Kanchanapoom T,Kasai R,Chumsri P,Hiraga Y,Yamasaki K

更新日期：2001-09-01 00:00:00

abstract：:Investigation of a hairy root culture of Tripterygium wilfordii var. regelii transformed with Agrobacterium rhizogenes resulted in the isolation of new diterpenoid and sesquiterpenoid together with known triterpenoids. These structures were determined by spectroscopic analyses. ...

journal_title：Phytochemistry

authors： Nakano K,Yoshida C,Furukawa W,Takaishi Y,Shishido K

更新日期：1998-11-20 00:00:00

abstract：:Eight compounds, nagilactone C 7-O-α-L-arabinopyranosyl-(1→4)-β-D-xylopyranoside, nagilactone C 7-O-β-D-glucopyranosyl-(1→4)-β-D-xylopyranoside, nagilactone C 7-O-β-D-xylopyranoside, nagilactone A 7-O-α-L-arabinopyranosyl-(1→4)-β-D-xylopyranoside, 2β,15S,16,17,19-pentahydroxy-isopimar-8(14)-ene 17-O-β-D-glucopyranosid...

journal_title：Phytochemistry

authors： Faiella L,Temraz A,De Tommasi N,Braca A

更新日期：2012-04-01 00:00:00

abstract：:An analytical strategy based on the sensitivity of electrospray tandem mass spectrometry following a simplified and reproducible sample preparation procedure was evaluated for the determination of Cd-induced phytochelatins (PC) and related peptides in four maize varieties. In addition to the three known families of PC...

journal_title：Phytochemistry

authors： Chassaigne H,Vacchina V,Kutchan TM,Zenk MH

更新日期：2001-04-01 00:00:00

abstract：:Dianthus carthusianorum is one of the dominant plant species colonising the Zn-Pb waste deposits in Bolesław, Southern Poland. It differs in terms of morphology and genetics from ecotypes inhabiting non-metal-polluted areas. The response of waste-heap (metallicolous, M) and reference (nonmetallicolous, NM) ecotypes of...

journal_title：Phytochemistry

authors： Wójcik M,Tukiendorf A

更新日期：2014-04-01 00:00:00

abstract：:Two new long chain alkyl p-coumaric acid esters (2-3) along with eicosanyl trans-p-coumarate (1) were isolated from chloroform extract of the roots of Tanacetum longifolium. The structures of new compounds were assigned as 21'-hydroxyheneicosanyl-4-hydroxy-(cis and trans) p-coumarate (2a, 2b) and 27'-hydroxy heptacosa...

journal_title：Phytochemistry

authors： Mahmood U,Kaul VK,Acharya R,Jirovetz L

更新日期：2003-10-01 00:00:00

abstract：:The A-type proanthocyanidin, epigallocatechin-(2beta-->7,4beta-->8)-epicatechin, together with the known epicatechin, luteolin 3'beta-D-glucopyranoside, chrysoeriol 7beta-D-glucopyranoside and 2-methylpentan-2,4-diol, were isolated from leaves of Dioclea lasiophilla. The structures were established on the basis of the...

journal_title：Phytochemistry

authors： Barreiros AL,David JP,de Queiroz LP,David JM

更新日期：2000-12-01 00:00:00

abstract：:Skeletonema marinoi produces 2,4-heptadienal, 2,4-octadienal, and 2,4,7-octatrienal, the latter only in traces. In nutrient-replete cultures, the production of potentially defensive polyunsaturated aldehydes (PUA) increases from the exponential to the stationary phase of growth from 1.2 fmol cell(-1) (+/-0.4 fmol cell...

journal_title：Phytochemistry

authors： Ribalet F,Wichard T,Pohnert G,Ianora A,Miralto A,Casotti R

更新日期：2007-08-01 00:00:00

abstract：:Bioassay-guided fractionation against alpha-glucosidase resulted in isolation and characterization of eight active compounds from the EtOH extract of the seeds of Syagrus romanzoffiana. Of these, seven are stilbenoids, and two of them, 13-hydroxykompasinol A (1) and scirpusin C (4), possess potent inhibitory activity ...

journal_title：Phytochemistry

authors： Lam SH,Chen JM,Kang CJ,Chen CH,Lee SS

更新日期：2008-03-01 00:00:00