Isoflavonoids from the roots of Erythrina poeppigiana.

abstract：:The thiol redox-sensitive and the total proteome in harvest-ripe grains of closely related genotypes of wheat (Triticum aestivum L.), with either a dormant or a non-dormant phenotype, were investigated using hybrid lines of spring wheat double haploid population segregating transgressively, to gain further insight int...

journal_title：Phytochemistry

authors： Bykova NV,Hoehn B,Rampitsch C,Hu J,Stebbing JA,Knox R

更新日期：2011-07-01 00:00:00

abstract：:The twigs of Dorstenia prorepens furnished the digeranylated chalcone, 5,3'-(3,7-dimethyl-2,6-octadienyl)-3,4, 2',4'-tetrahydroxychalcone while Dorstenia zenkeri yielded the 3',4'-(3-hydroxy-2,2-dimethyldihydropyrano)-4,2'-dihydroxychalcone and a bichalcone. 4-Hydroxylonchocarpin was found in both plants. D. prorepens...

journal_title：Phytochemistry

authors： Abegaz BM,Ngadjui BT,Dongo E,Ngameni B,Nindi MN,Bezabih M

更新日期：2002-04-01 00:00:00

abstract：:Two new triterpenoid glycosides, quinovic acid-3 beta-O-beta-D- glucopyranosyl-(1-->4)-alpha-L-rhamnopyranoside and quinovic acid-3 beta-O-beta-D-glucopyranosyl-(1-->3)-beta-D-fucopyranoside (named rubelloside A and B, respectively), were isolated from roots of Adina rubella. Their structures were elucidated by spectr...

journal_title：Phytochemistry

authors： Fang SY,He ZS,Gao JH,Wang P

更新日期：1995-07-01 00:00:00

abstract：:Tetraoxygenated xanthones, cowaxanthones A-E, together with 10 previously reported tetraoxygenated xanthones, were isolated from the crude hexane extract of the fruits of Garcinia cowa. Cowaxanthone B has previously been reported as a synthetic xanthone. Their structures were elucidated by analysis of spectroscopic da...

journal_title：Phytochemistry

authors： Panthong K,Pongcharoen W,Phongpaichit S,Taylor WC

更新日期：2006-05-01 00:00:00

abstract：:Maytenus aquifolium (Celastraceae) and Salacia campestris (Hippocrateaceae) species accumulate friedelane and quinonemethide triterpenoids in their leaves and root bark, respectively. Enzymatic extracts obtained from leaves displayed cyclase activity with conversion of the substrate oxidosqualene to the triterpenes, 3...

journal_title：Phytochemistry

authors： Corsino J,de Carvalho PR,Kato MJ,Latorre LR,Oliveira OM,Araújo AR,Bolzani VD,França SC,Pereira AM,Furlan M

更新日期：2000-12-01 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：:Characteristic for cruciferous plants is the synthesis of a complex array of defence-related indolic compounds. In Arabidopsis, these include indol-3-ylmethyl glucosinolates (IMGs), as well as stress-inducible indole-3-carbaldehyde (ICHO)/indole-3-carboxylic acid (ICOOH) derivatives and camalexin. Key enzymes in the b...

journal_title：Phytochemistry

authors： Müller TM,Böttcher C,Glawischnig E

更新日期：2019-05-01 00:00:00

abstract：:Two new furostanol saponins, named chinenosides II and III, were isolated along with seven known compounds, from the bulbs of Allium chinese G. Don by a combination of silica gel, Diaion HP-20, and octadecylsilanized (ODS) silica gel column chromatographies and preparative HPLC. On the basis of chemical and spectrosco...

journal_title：Phytochemistry

authors： Peng JP,Yao XS,Tezuka Y,Kikuchi T

更新日期：1996-01-01 00:00:00

abstract：:A new sterol with a non-conventional side chain has been isolated from the whole plant of Anoectochilus koshunensis, together with four known sterols, a megastigmane glucoside and 2'-deoxyadenosine. The structure of the new sterol was elucidated as 26-methylstigmasta-5,22,25, (27)-trien-3 beta-ol based on chemical and...

journal_title：Phytochemistry

authors： Ito A,Yasumoto K,Kasai R,Yamasaki K

更新日期：1994-08-01 00:00:00

abstract：:Two novel styrl-pyrones, (+)-garvensintriol and (+)-etharvendiol, together with a known cytotoxic furano-furone, (+)-goniofufurone, have been isolated from the stem bark of Goniothalamus arvensis. A different relative configuration, cis-erythro-erythro for garvensintriol and cis-threo-erythro for etharvendiol, is esta...

journal_title：Phytochemistry

authors： Bermejo A,Blázquez MA,Rao KS,Cortes D

更新日期：1998-04-01 00:00:00

abstract：:A new bidesmosidic triterpenoidal saponin of hederagenin was isolated from the ethanolic extract of the roots of Symphytum officinale L. Its structure was elucidated by using 1H NMR, 1H-1H COSY NMR, heteronuclear 1H-13C correlated spectroscopy (heteroCOSY), 13C NMR, DEPT, FAB mass spectrometry and chemical evidence as...

journal_title：Phytochemistry

authors： Noorwala M,Mohammad FV,Ahmad VU,Sener B

更新日期：1994-05-01 00:00:00

abstract：:Injury to plant products by harvest and postharvest operations induces respiration rate and increases the demand for respiratory substrates. Alterations in primary carbon metabolism are likely to support the elevated demand for respiratory substrates, although the nature of these alterations is unknown. To gain insigh...

journal_title：Phytochemistry

authors： Lafta AM,Fugate KK

更新日期：2011-04-01 00:00:00

abstract：:Five p-terphenyl derivatives named thelephantins D-H (1-5) together with nine known compounds, thelephantins A-C (6-8), ganbajunin E (9), p-hydroxylbenzoic acid (10), ganbajunin C (11), thelephorin A (12), 2-O-methylatromentin (13) and atromentin (14), were isolated from the methanolic extract of fruit bodies of the T...

journal_title：Phytochemistry

authors： Ngoc Quang D,Hashimoto T,Hitaka Y,Tanaka M,Nukada M,Yamamoto I,Asakawa Y

更新日期：2003-08-01 00:00:00

abstract：:From dengue to herpes and influenza to AIDS, the phytoestrogens that are present in many fruits and vegetables have been shown to exert anti-viral properties. Here we review the various different anti-viral mechanisms employed by phytoestrogens. ...

journal_title：Phytochemistry

authors： Martin JH,Crotty S,Warren P,Nelson PN

更新日期：2007-02-01 00:00:00

abstract：:Two new flavanone glycosides, alhagitin and alhagidin, have been isolated from the whole plant of Alhagi pseudalhagi and their structures established respectively as naringenin 5-methyl ether 4'-glucoside and hesperitin 7-galactosyl(1-->2)[rhamnosyl(1-->6)]glucoside by chemical and spectroscopic methods. ...

journal_title：Phytochemistry

authors： Singh VP,Yadav B,Pandey VB

更新日期：1999-06-01 00:00:00

abstract：:Six phragmalin limonoids, named tabulalin and tabulalides A-E, were isolated from the root bark of Chukrasia tabularis (Meliaceae). Their structures were determined by spectroscopic methods, and their antifeedant properties evaluated. ...

journal_title：Phytochemistry

authors： Nakatani M,Abdelgaleil SA,Saad MM,Huang RC,Doe M,Iwagawa T

更新日期：2004-10-01 00:00:00

abstract：:Carrot (Daucus carota subsp. sativus) is a widely cultivated root vegetable of high economic importance. The aroma of carrot roots and aboveground organs is mainly defined by terpenes. We found that leaves of orange carrot cultivar also produce considerable amounts of the phenylpropenes methyleugenol and methylisoeuge...

journal_title：Phytochemistry

authors： Yahyaa M,Berim A,Nawade B,Ibdah M,Dudareva N,Ibdah M

更新日期：2019-03-01 00:00:00

abstract：:A new phenolic glycoside, asterbatanoside A [p-hydroxyacetophenone-4-O-beta-D-xylopyranosyl-(1-->6)-beta-D- glucopyranoside], and two new triterpenoid saponins, asterbatanoside B [2 alpha,3 beta,23-trihydroxyolean-12-en-28-oic acid-28-O-beta-D-glucopyranosyl-(1-->6)-beta-D-glucopyranoside] and asterbatanoside C [3-O-b...

journal_title：Phytochemistry

authors： Shao Y,Li YL,Zhou BN

更新日期：1996-04-01 00:00:00

abstract：:The alkaloids, dechloroacutumidine and 1-epidechloroacutumine, together with three known alkaloids, acutumidine, acutumine, and dechloroacutumine, were isolated from the rhizomes of Menispermum dauricum and their structures established by spectral and chemical methods. The cytotoxicity of each compound against the gro...

journal_title：Phytochemistry

authors： Yu BW,Chen JY,Wang YP,Cheng KF,Li XY,Qin GW

更新日期：2002-10-01 00:00:00

abstract：:From the roots of Silene jenisseensis a new trans-p-methoxycinnamoyl triterpene saponin has been isolated along with its cis-p-methoxycinnamoyl isomer as an inseparable mixture. Their structures were established by chemical means and spectroscopic methods including 1D- and 2D-homonuclear and heteronuclear correlation ...

journal_title：Phytochemistry

authors： Lacaille-Dubois MA,Hanquet B,Cui ZH,Lou ZC,Wagner H

更新日期：1995-09-01 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：:All stereoisomers of methyl jasmonate (MJA) were prepared, and their effects on cell yield and promotion of paclitaxel (Taxol) and baccatin III production investigated in cell suspension cultures of Taxus media. (3R,7S)-MJA showed the strongest cell growth inhibition, followed by (3R,7R)-MJA. In contrast, (3S,7R)- and...

journal_title：Phytochemistry

authors： Yukimune Y,Hara Y,Nomura E,Seto H,Yoshida S

更新日期：2000-05-01 00:00:00

abstract：:The Arabidopsis thaliana genome has over 550 protease sequences representing all five catalytic types: serine, cysteine, aspartic acid, metallo and threonine (MEROPS peptidase database, http://merops.sanger.ac.uk/), which probably reflect a wide variety of as yet unidentified functions performed by plant proteases. Re...

journal_title：Phytochemistry

authors： Beers EP,Jones AM,Dickerman AW

更新日期：2004-01-01 00:00:00

abstract：:Lignin, a complex phenylpropanoid compound, is polymerized from the monolignols p-coumaryl alcohol, coniferyl alcohol and sinapyl alcohol. These three monolignols differ only by the 3- and 5-methoxyl groups. Therefore, enzymatic reactions controlling the methylations of the 3- and 5-hydroxyls of monolignol precursors ...

journal_title：Phytochemistry

authors： Ye ZH,Zhong R,Morrison WH 3rd,Himmelsbach DS

更新日期：2001-08-01 00:00:00

abstract：:A protein phosphatase (WbPP) has been purified from the soluble fraction of the winged bean (Psophocarpus tetragonolobus) shoot extract. The preparation is essentially homogenous as shown by the constant specific activity of the enzyme across the peak fractions, eluted from the thiophosphorylated histone-Sepharose aff...

journal_title：Phytochemistry

authors： Ganguly S,Singh M

更新日期：1999-09-01 00:00:00

abstract：:To search for bioactive gypenosides and their analogues, a saponin enriched fraction and its hydrolyzate from Gynostemma pentaphyllum were phytochemically investigated. Fractionation by diverse chromatographic methods, including HPLC, Sephadex LH-20, silica gel, and C18 reverse phase silica gel, led to the isolation a...

journal_title：Phytochemistry

authors： Wang J,Ha TKQ,Shi YP,Oh WK,Yang JL

更新日期：2018-11-01 00:00:00

abstract：:Six new and three synthetically known glycosides have been isolated from the leaves of Moringa oleifera, employing a bioassay-directed isolation method on the ethanolic extract. Most of these compounds, bearing thiocarbamate, carbamate or nitrile groups, are fully acetylated glycosides, which are very rare in nature. ...

journal_title：Phytochemistry

authors： Faizi S,Siddiqui BS,Saleem R,Siddiqui S,Aftab K,Gilani AH

更新日期：1995-03-01 00:00:00

abstract：:Four Mexican Nymphaea species, N. ampla, N. pulchella, N. gracilis and N. elegans belonging to subgenera Brachyceras were analyzed. In this work two 5-glycosyl isoflavones, 7,3',4'-trihydroxy-5-O-beta-D-(2''-acetyl)-xylopyranosylisoflavone (1) and 7,3',4'-trihydroxy-5-O-alpha-L-rhamnopyranosylisoflavone (2), were isol...

journal_title：Phytochemistry

authors： Marquina S,Bonilla-Barbosa J,Alvarez L

更新日期：2005-04-01 00:00:00

abstract：:Fractionation of an ethanol extract of a Madagascar collection of the leaves and fruit of Cassipourea lanceolata Tul. led to the isolation of three euphane triterpenoids 1-3. The (1)H and (13)C NMR spectra of all compounds were fully assigned using a combination of 2D NMR experiments, including COSY, TOCSY, HSQC (HMQC...

journal_title：Phytochemistry

authors： Hou Y,Cao S,Brodie PJ,Miller JS,Birkinshaw C,Andrianjafy MN,Andriantsiferana R,Rasamison VE,TenDyke K,Shen Y,Suh EM,Kingston DG

更新日期：2010-04-01 00:00:00

abstract：:Four new allose-containing triterpenoid saponosides, scabriosides A, B, C and D were isolated from the roots of Scabiosa rotata. Their structures were established as 3-O-beta-D-xylopyranosyl-28-O-[beta-D-allopyranosyl (1-->6)-beta-D-glucopyranosyl]-pomolic acid, 3-O-[alpha-L-rhamnopyranosyl (1-->2)-beta-D-xylopyranosy...

journal_title：Phytochemistry

authors： Baykal T,Panayir T,Tasdemir D,Sticher O,Calis I

更新日期：1998-07-01 00:00:00