Bioactive polyketides and 8,14-seco-ergosterol from fruiting bodies of the ascomycete Daldinia childiae.

abstract：:Three previously undescribed compounds, maneonenes and isomaneonene derivatives; in addition to five known compounds, two cuparene, one chamigrene, and two cis-maneonenes were isolated from the Red Sea red alga Laurencia obtusa. The chemical structures of all unknown metabolites were characterized employing spectrosco...

journal_title：Phytochemistry

authors： Bawakid NO,Alarif WM,Ismail AI,El-Hefnawy ME,Al-Footy KO,Al-Lihaibi SS

更新日期：2017-11-01 00:00:00

abstract：:From the mesocarp of Balanites aegyptiaca fruits, two pregnane glycosides were isolated. One is new and identified as pregn-5-ene-3 beta,16 beta,20(R)-triol 3-O-(2,6-di-O-alpha-L-rhamnopyranosyl)-beta-D-glucopyranoside (balagyptin), while the other is known and assigned as pregn-5-ene-3 beta,16 beta,20(R)-triol 3-O-be...

journal_title：Phytochemistry

authors： Kamel MS,Koskinen A

更新日期：1995-12-01 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：:Oleanolic acid (3β-hydroxyolean-12-en-28-oic acid) is a pentacyclic triterpenoid compound with a widespread occurrence throughout the plant kingdom. In nature, the compound exists either as a free acid or as an aglycone precursor for triterpenoid saponins, in which it can be linked to one or more sugar chains. Oleanol...

journal_title：Phytochemistry

authors： Pollier J,Goossens A

更新日期：2012-05-01 00:00:00

abstract：:Scrokoelziside A, isolated from the aerial parts of Scrophularia koelzii was shown to be 3-O-([alpha-L-rhamnopyranosyl-(1-->3), beta-D-glucopyranosyl-(1-->2)]-beta-D-fucopyranosyl-(1-->4)-beta-D- glucopyranosyl]-13 beta,28-epoxyolean-11-en-23-ol, on the basis one- and two-dimensional NMR homo- and hetero-nuclear spect...

journal_title：Phytochemistry

authors： Bhandari SP,Roy R,Agrawal PK,Garg HS

更新日期：1996-02-01 00:00:00

abstract：:A phytochemical investigation of the roots of Symplocos caudata Wall (Symplocaceae) resulted in isolation and characterization of four optical isomers of a neolignan glycoside (1-4), a lignan lactone glycoside (5), a phenylpropanoid glycoside (6), as well as two known compounds (7, 8). Their structures were elucidated...

journal_title：Phytochemistry

authors： Huo C,Liang H,Zhao Y,Wang B,Zhang Q

更新日期：2008-02-01 00:00:00

abstract：:A new acylated anthocyanin was isolated from the red-purple flowers of x Laeliocattleya cv Mini Purple as one of the major anthocyanins. The structure of this pigment was determined to be cyanidin 3-O-[6-O-(malonyl)-beta-D-glucopyranoside]-7-O-[6-O-(trans-p- coumaryl)-beta-D-glucopyranoside]-3'-O-[6-O-[trans-4-O-[6-O-...

journal_title：Phytochemistry

authors： Tatsuzawa F,Saito N,Yokoi M,Shigihara A,Honda T

更新日期：1994-11-01 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：:This article has been withdrawn at the request of the author(s) and/or editor. The Publisher apologizes for any inconvenience this may cause. The full Elsevier Policy on Article Withdrawal can be found at http://www.elsevier.com/locate/withdrawalpolicy. ...

journal_title：Phytochemistry

authors： McIntosh C

更新日期：2012-03-16 00:00:00

abstract：:A dynamic model for plant cell and hairy root primary metabolism is presented. The model includes nutrient uptake (Pi, sugars, nitrogen sources), the glycolysis and pentose phosphate pathways, the TCA cycle, amino acid biosynthesis, respiratory chain, biosynthesis of cell building blocks (structural hexoses, organic a...

journal_title：Phytochemistry

authors： Cloutier M,Perrier M,Jolicoeur M

更新日期：2007-08-01 00:00:00

abstract：:Activity guided fractionations led to the isolation of two antitumor compounds 5 alpha,8 alpha-epidioxy-24(R)-methylcholesta-6,22-dien-3 beta-D-glucopyranoside and 5,6-epoxy-24(R)-methylcholesta-7,22-dien-3 beta-ol from the methanol extract of Cordyceps sinensis. Two previously known compounds, ergosteryl-3-O-beta-D-g...

journal_title：Phytochemistry

authors： Bok JW,Lermer L,Chilton J,Klingeman HG,Towers GH

更新日期：1999-08-01 00:00:00

abstract：:Seven pairs of undescribed enantiomeric bis-coumarins, (±)-dievodialetins A-G, were separated from the roots of Evodia lepta Merr. Two coumarin nuclei were linked via a 1,4-dimethyl4-vinylcyclohexene moiety in (±)-dievodialetins C-G. The structures of the undescribed compounds, including their absolute configurations ...

journal_title：Phytochemistry

authors： Huang GY,Cui H,Lu XY,Zhang LD,Ding XY,Wu JJ,Duan LX,Zhang SJ,Liu Z,Zhang RR

更新日期：2021-02-01 00:00:00

abstract：:The enzymatic glucose cleavage of palicoside revealed the biosynthetic pathway to akagerine, whereas the conversion of dolichantoside led to a new quaternary heteroyohimbine alkaloid named N(b)-methyl-21-beta-hydroxy-mayumbine. The hypothetical models of reactions occurring after the conversion of both substrates are ...

journal_title：Phytochemistry

authors： Brandt V,Tits M,Penelle J,Frédérich M,Angenot L

更新日期：2001-07-01 00:00:00

abstract：:Recognition between mating partners, early sexual morphogenesis and development are regulated by a family of beta-carotene derived signal compounds, the trisporoids, in zygomycete fungi. Mating type-specific precursors are released from the hyphae and exert their physiological effects upon compatible mating partners. ...

journal_title：Phytochemistry

authors： Schimek C,Wöstemeyer J

更新日期：2009-10-01 00:00:00

abstract：:As part of a project to characterise plant-derived natural products that modulate bacterial multidrug resistance (MDR), bioassay-guided fractionation of a chloroform extract of the aerial parts of Rosmarinus officinalis led to the characterisation of the known abietane diterpenes carnosic acid (1), carnosol (2) and 12...

journal_title：Phytochemistry

authors： Oluwatuyi M,Kaatz GW,Gibbons S

更新日期：2004-12-01 00:00:00

abstract：:Six previously undescribed tropane alkaloids, designated as erythrobezerrines A-F, were isolated from the EtOH extract from the stem bark of Erythroxylum bezerrae Plowman. Their structures were elucidated based on the interpretation of the NMR and MS data and in some instances, confirmed by X-ray diffraction analysis....

journal_title：Phytochemistry

authors： Brito LSO,Pinto FDCL,de Filho MOM,Rocha DD,Mendoza MFM,Ayala AP,Bezerra BP,Loiola MIB,Canuto KM,Silveira ER,Pessoa ODL

更新日期：2020-10-01 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 interest in the potential health effects of dietary phytoestrogens has increased with the findings that hormone replacement therapy is not as safe or effective as previously thought. This review summarizes the dietary sources of the phytoestrogens; isoflavonoids, stilbenes, coumestans and lignans. It also examines...

journal_title：Phytochemistry

authors： Cornwell T,Cohick W,Raskin I

更新日期：2004-04-01 00:00:00

abstract：:The chemical investigation of leaves of Bridelia glauca f. balansae afforded six megastigmane glucosides, named bridelionosides A-F, along with seven known megastigmane glucosides. Their structures were determined by a combination of spectroscopic analyses and by application of the modified Mosher's method. ...

journal_title：Phytochemistry

authors： Sueyoshi E,Liu H,Matsunami K,Otsuka H,Shinzato T,Aramoto M,Takeda Y

更新日期：2006-11-01 00:00:00

abstract：:The results of a screening study, in which a total of 82 Finnish plant species were studied for their ellagitannin composition and content, are presented. The total ellagitannin content was determined by HPLC-DAD, the detected ellagitannins were further characterized by HPLC-ESI-QTOF-MS and divided into four structura...

journal_title：Phytochemistry

authors： Moilanen J,Koskinen P,Salminen JP

更新日期：2015-08-01 00:00:00

abstract：:Radicinin is a phytotoxic and antibiotic metabolite produced by some phytopathogenic fungi. Precursor administration and cell-free experiments with deoxyradicinin and radicinin were carried out in Bipolaris coicis H13-3. When deoxyradicinin was administered to the fungus, radicinin and 3-epi-radicinin formed. When rad...

journal_title：Phytochemistry

authors： Suzuki M,Sakuno E,Ishihara A,Tamura J,Nakajima H

更新日期：2012-03-01 00:00:00

abstract：:While the myrosinase-glucosinolate system has been reviewed in recent years by a number of authors, little attention has been paid to the enzymic and non-enzymic degradation of glucosinolates. Non-enzymic degradation processes are particularly important in the processing of brassica vegetables with respect to both fla...

journal_title：Phytochemistry

authors： Bones AM,Rossiter JT

更新日期：2006-06-01 00:00:00

abstract：:Two natural Diels-Alder type adducts, cathayanon A (1) and cathayanon B (2), resembling sanggenon C (4) and O (3), were isolated from the root bark of Morus cathayana. Their structures were elucidated on the basis of spectroscopic evidence. The structure of 1 was confirmed by the results of X-ray crystallographic anal...

journal_title：Phytochemistry

authors： Shen RC,Lin M

更新日期：2001-08-01 00:00:00

abstract：:Eleven oleanane-type triterpenoid saponins, foegraecumosides A-K, and eight known ones, were isolated from the aerial parts of Lysimachia foenum-graecum. Their structures were elucidated by spectroscopic data analyses and chemical methods. All isolated saponins were evaluated for their cytotoxicity against four human ...

journal_title：Phytochemistry

authors： Dai LM,Huang RZ,Zhang B,Hua J,Wang HS,Liang D

更新日期：2017-04-01 00:00:00

abstract：:Lathyrus sativus (grass pea) is a high-yielding, drought-resistant legume consumed as a food in Northern India and neighboring countries as well as in Ethiopia. Its development into an important food legume, however, has been hindered by the presence of the neurotoxin - beta-N-oxalyl-L-alpha,beta-diaminopropionic acid...

journal_title：Phytochemistry

authors： Yan ZY,Spencer PS,Li ZX,Liang YM,Wang YF,Wang CY,Li FM

更新日期：2006-01-01 00:00:00

abstract：:Coumarins and meroterpene from the fruits of Cullen corylifolium were evaluated for their ability to bind and activate human estrogen receptor α (hERα) by a combination of in vitro studies and molecular dynamics simulations. The recombinant hERα ligand binding domain (hERα-LBD) was produced in BL21 (DE3)pLysS and the ...

journal_title：Phytochemistry

authors： Zhang T,Zhong S,Hou L,Li T,Xing X,Guan T,Zhang J,Wang Y

更新日期：2018-08-01 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：:The structure of four diterpenoid glucosides, designated as salvigresides A-D (1-4), isolated from the aerial parts of Salvia greggii, have been confirmed by spectroscopic and chemical investigation. ...

journal_title：Phytochemistry

authors： Kawahara N,Tamura T,Inoue M,Hosoe T,Kawai K,Sekita S,Satake M,Goda Y

更新日期：2004-09-01 00:00:00

abstract：:In vivo feeding experiments with [5,5-(2)H(2)]mevalonic acid lactone (MVL) and [5,5-(2)H(2)]-1-deoxy-D-xylulose (DOX) indicate that the novel mevalonate-independent 1-deoxy- D-xylulose 5-phosphate/2C-methyl- D-erythritol 4-phosphate (DOXP/MEP) pathway is the dominant metabolic route for monoterpene biosynthesis in gra...

journal_title：Phytochemistry

authors： Luan F,Wüst M

更新日期：2002-07-01 00:00:00

abstract：:Aconitum carmichaelii has long been used as a traditional Chinese medicine, and its processed lateral roots are known commonly as fuzi. Aconitine-type C19-diterpenoid alkaloids accumulating in the lateral roots are some of the main toxicants of this species, yet their biosynthesis remains largely unresolved. As a firs...

journal_title：Phytochemistry

authors： Zhao D,Shen Y,Shi Y,Shi X,Qiao Q,Zi S,Zhao E,Yu D,Kennelly EJ

更新日期：2018-08-01 00:00:00