Cyanogenic and non-cyanogenic glycosides from Manihot esculenta.

abstract：:The genus Verbascum L. (mulleins) comprises of about 360 species of flowering plants in the Scrophulariaceae family. Mulleins have been used in the traditional folk medicine for centuries, for treatment of a wide range of human ailments, inter alia bronchitis, tuberculosis, asthma, and different inflammations. Despite...

journal_title：Phytochemistry

authors： Georgiev MI,Ali K,Alipieva K,Verpoorte R,Choi YH

更新日期：2011-11-01 00:00:00

abstract：:Two unprecedented guaiane-type sesquiterpene glycosides (undulatumosides A and B) were isolated by bioassay-guided fractionation from the MeOH extract of Pittosporum undulatum fruits, along with six known compounds, including the guaiane isomers 5-guaien-11-ol and 4-guaien-11-ol. The structures of the compounds were e...

journal_title：Phytochemistry

authors： Mendes SA,Mansoor TA,Rodrigues A,Armas JB,Ferreira MJ

更新日期：2013-11-01 00:00:00

abstract：:Green tissues of spikemoss Selaginella martensii Spring possessed the complex oxylipins patterns. Major oxylipins were the products of linoleic and α-linolenic acids metabolism via the sequential action of 13-lipoxygenase and divinyl ether synthase (DES) or allene oxide synthase (AOS). AOS products were represented by...

journal_title：Phytochemistry

authors： Ogorodnikova AV,Mukhitova FK,Grechkin AN

更新日期：2015-10-01 00:00:00

abstract：:In addition to Z-coniferyl and Z-sinapyl alcohols, bark extracts of Fagus grandifolia also contain significant amounts of the glucosides, Z-coniferin, Z-isoconiferin (previously called faguside) and Z-syringin. The corresponding E-isomers of these glucosides do not accumulate to a detectable level. The accumulation ...

journal_title：Phytochemistry

authors： Lewis NG,Inciong EJ,Ohashi H,Towers GH,Yamamoto E

更新日期：1988-01-01 00:00:00

abstract：:Osteoarthritis (OA) is a major disability of elderly people. Sesamin is the main compound in Sesamun indicum Linn., and it has an anti-inflammatory effect by specifically inhibiting Δ5-desaturase in polyunsaturated fatty acid biosynthesis. The chondroprotective effects of sesamin were thus studied in a porcine cartila...

journal_title：Phytochemistry

authors： Phitak T,Pothacharoen P,Settakorn J,Poompimol W,Caterson B,Kongtawelert P

更新日期：2012-08-01 00:00:00

abstract：:Seeds of 57 species of the genus Trifolium have been studied for the occurrence and concentration of soyasapogenol B glycosides and flavonoids. It was shown that all tested species contained soyasaponin I and in some species astragaloside VIII and/or 22-O-glucoside and 22-O-diglucoside of soyasaponin I were also prese...

journal_title：Phytochemistry

authors： Oleszek W,Stochmal A

更新日期：2002-09-01 00:00:00

abstract：:In addition to 3-epi-betulinic acid, three triterpene glycosides were isolated from leaves of Schefflera octophylla. The structures of the glycosides have been determined as 28-O-[alpha-L-rhamnopyranosyl(1----4)-O-beta-D-glucopyranosyl(1----6)-be ta-D- glucopyranosides of 3 alpha-hydroxy-lup-20(29)-ene-23,28-dioic aci...

journal_title：Phytochemistry

authors： Sung TV,Steglich W,Adam G

更新日期：1991-01-01 00:00:00

abstract：:Glucosinolates are secondary plant compounds typically found in members of the Brassicaceae and a few other plant families. Usually each plant species contains a specific subset of the ∼ 130 different glucosinolates identified to date. However, intraspecific variation in glucosinolate profiles is commonly found. Sinal...

journal_title：Phytochemistry

authors： de Graaf RM,Krosse S,Swolfs AE,te Brinke E,Prill N,Leimu R,van Galen PM,Wang Y,Aarts MG,van Dam NM

更新日期：2015-02-01 00:00:00

abstract：:Asclepias fruticosa afforded, in addition to five known pregnane glycosides and 11 known cardenolide glycosides, four new pregnane glycosides and eleven new cardenolide glycosides. Structures of these compounds were elucidated by spectroscopic methods and from chemical evidence. ...

journal_title：Phytochemistry

authors： Warashina T,Noro T

更新日期：1994-09-01 00:00:00

abstract：:A new cytotoxic 1,7-dioxa-dispiro[5.1.5.2]pentadeca-9,12-dien-11-one derivative, aculeatin D, and a new alkenone, 5-hydroxy-hexacos-1-en-3-one, have been isolated as minor compounds from the rhizomes of Amomum aculeatum. Their structures have been determined mainly by NMR spectroscopy and mass spectrometry. Aculeatin ...

journal_title：Phytochemistry

authors： Heilmann J,Brun R,Mayr S,Rali T,Sticher O

更新日期：2001-08-01 00:00:00

abstract：:Two new flavanoids, 5,7-dimethoxy-3',4'-methylenedioxyflavanone and isobonducellin along with 2'-hydroxy-2,3,4',6'-tetramethoxychalcone, 5,7-dimethoxyflavone and bonducellin were isolated from the aerial parts of Caesalpinia pulcherrima. The structures of the compounds were settled mainly by interpretation of their 1D...

journal_title：Phytochemistry

authors： Srinivas KV,Koteswara Rao Y,Mahender I,Das B,Rama Krishna KV,Hara Kishore K,Murty US

更新日期：2003-08-01 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：:Aerial parts of Ellipeiopsis cherrevensis contained the polyoxygenated cyclohexenes zeylenol, ferrudiol and three analogs, ellipeiopsols A, B and C. The C-1 stereochemistry of ferrudiol has been revised. ...

journal_title：Phytochemistry

authors： Kijjoa A,Bessa J,Pinto MM,Anatachoke C,Silva AM,Eaton G,Herz W

更新日期：2002-03-01 00:00:00

abstract：:The composition of two bromoallenic aliphatic fatty acids obtained from lichens collected around Lake Issyk-Kul (central Asia) is described. These compounds were identified by means of 1H and 13C NMR, MS and IR spectra. ...

journal_title：Phytochemistry

authors： Rezanka T,Dembitsky VM

更新日期：2001-04-01 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：: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：:Five undescribed lignans, three undescribed phenylethanoid glycosides and eight known compounds were isolated from the root of Isodon ternifolius (D.Don) Kudô (Lamiaceae). The structures of all of the isolated constituents were characterized by physical data analyses including NMR, MS and ECD. The anti-inflammatory ac...

journal_title：Phytochemistry

authors： Zhang Y,Wang K,Chen H,He R,Cai R,Li J,Zhou D,Liu W,Huang X,Yang R,Deng S,Li J,Guan X

更新日期：2018-09-01 00:00:00

abstract：:Contemporary glycobiology reflects the intense interest in glycoproteins and their biological roles. Addition of saccharides by N- or O-glycosylation is precise rather than random and forms a uniquely interactive molecular surface. We designate these well conserved glycomotifs as glycomodules to emphasize their functi...

journal_title：Phytochemistry

authors： Kieliszewski MJ

更新日期：2001-06-01 00:00:00

abstract：:Germacrene D is considered as a precursor of many sesquiterpene hydrocarbons. We have investigated the acid catalyzed as well as the photochemically and thermally induced rearrangement processes of germacrene D isolated from several Solidago species, which contain both enantiomers of germacrene D. Enantiomeric mixture...

journal_title：Phytochemistry

authors： Bülow N,Konig WA

更新日期：2000-09-01 00:00:00

abstract：:Seven saponins named pithedulosides A-G were isolated from the seeds of Pithecellobium dulce. Their structures were established through spectral analyses as echinocystic acid 3-O-alpha-L-arabinopyranosyl-(1-->6)-beta-D-glucopyranoside, echinocystic acid and oleanolic acid 3-O-alpha-L-arabinopyranosyl- (1-->2)-alpha-L-...

journal_title：Phytochemistry

authors： Nigam SK,Gopal M,Uddin R,Yoshikawa K,Kawamoto M,Arihara S

更新日期：1997-04-01 00:00:00

abstract：:Although it is well known that solar ultraviolet B (UV-B) radiation enhances plant defenses, there is less knowledge about traits that define insect resistance in field-grown soybean. Here we study the effects of solar UV-B radiation on: a) the induction of phenolic compounds and trypsin proteinase inhibitors (TPI) in...

journal_title：Phytochemistry

authors： Dillon FM,Chludil HD,Zavala JA

更新日期：2017-09-01 00:00:00

abstract：:Four cucurbitacins, bacobitacin A-D (1-4) as well as, a known cytotoxic, cucurbitacin E (5) together with three known phenylethanoid glycosides, monnieraside I, III and plantioside B were isolated form the aerial part of Bacopa monnieri. Their structures were elucidated on the basis of extensive spectroscopic investig...

journal_title：Phytochemistry

authors： Bhandari P,Kumar N,Singh B,Kaul VK

更新日期：2007-05-01 00:00:00

abstract：:Eleven oleanane-type triterpenoid glycosides, named gordonsaponins A-K, were isolated from the stems of Gordonia kwangsiensis. Their structures were elucidated by spectroscopic and chemical methods. The cytotoxic activities of all eleven were evaluated against five human tumor cell lines (HCT-8, Bel-7402, BGC-823, A54...

journal_title：Phytochemistry

authors： Fu HZ,Li CJ,Yang JZ,Chen XG,Zhang DM

更新日期：2013-01-01 00:00:00

abstract：:We have studied the uptake of [3H]-medicarpin and its glutathione conjugate(s) into vacuolar membrane vesicles from etiolated hypocotyls of mung bean (Vigna radiata). Unconjugated medicarpin is taken up at a low rate in the presence or absence of MgATP. However, [3H]-medicarpin-glutathione conjugate(s), prepared by in...

journal_title：Phytochemistry

authors： Li ZS,Alfenito M,Rea PA,Walbot V,Dixon RA

更新日期：1997-06-01 00:00:00

abstract：:Microbial transformation of (+/-)-eudesmin by Aspergillus niger was investigated. Enantioselective accumulation of (--)-pinoresinol was shown through O-demethylation of (+/-)-eudesmin. This fungus O- demethylated both enantiomers of eudesmin, but the conversion rates for each enantiomer were clearly different. ...

journal_title：Phytochemistry

authors： Kasahara H,Miyazawa M,Kameoka H

更新日期：1997-04-01 00:00:00

abstract：:The challenges and opportunities for protecting agricultural production of food and other materials will be met through exploiting the induction of defence pathways in plants to control pests, diseases and weeds. These approaches will involve processes that can be activated by application of natural products, patented...

journal_title：Phytochemistry

authors： Pickett JA,Birkett MA,Bruce TJ,Chamberlain K,Gordon-Weeks R,Matthes MC,Napier JA,Smart LE,Woodcock CM

更新日期：2007-11-01 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：:Two forms of the pacA-encoded acid phosphatase (designated acid phosphatases I and II) secreted by the mold Aspergillus nidulans grown in low-Pi medium at 37 degrees, pH5.0, were purified to apparent homogeneity by PAGE. The M(r) of the purified enzyme forms were ca 115000 (60000) and 113000 (62000) respectively for f...

journal_title：Phytochemistry

authors： Nozawa SR,MacCheroni W Jr,Stábeli RG,Thedei G Jr,Rossi A

更新日期：1998-11-20 00:00:00

abstract：:Four steroidal glycosides, named abutilosides L, M and N, these being 22S,25S-epoxy-furost-5-ene type glycosides, and abutiloside O, a 20-22 seco-type steroidal glycoside, were isolated from the fresh fruits of Solanum abutiloides. Their structures were determined by 2D NMR spectroscopic analysis and chemical evidence...

journal_title：Phytochemistry

authors： Yoshimitsu H,Nishida M,Nohara T

更新日期：2003-12-01 00:00:00

abstract：:Bacterial LPS have the ability to act as modulators of the innate immune response in plants. Complex and largely unresolved perception systems exist for LPS on the plant cell surfaces that lead to the activation of multiple intracellular defense signaling pathways. The aim of the present study was to investigate the p...

journal_title：Phytochemistry

authors： Gerber IB,Dubery IA

更新日期：2004-11-01 00:00:00