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：:S-limonene synthase is a model monoterpene synthase that cyclizes geranyl pyrophosphate (GPP) to form S-limonene. It is a relatively specific enzyme as the majority of its products are composed of limonene. In this study, we converted it to pinene or phellandrene synthases after introducing N345A/L423A/S454A or N345I ...

journal_title：Phytochemistry

authors： Xu J,Ai Y,Wang J,Xu J,Zhang Y,Yang D

更新日期：2017-05-01 00:00:00

abstract：:Twenty withanolides, including previously unknown nicanlodes A-M, were isolated from aerial parts of Nicandra physalodes. Their structural elucidations were unambiguously achieved through interpretation of extensive spectroscopic data (NMR and HRMS) and by comparison with literature data. Nicanlodes A and B have an un...

journal_title：Phytochemistry

authors： Yu MY,Zhao GT,Liu JQ,Khan A,Peng XR,Zhou L,Dong JR,Li HZ,Qiu MH

更新日期：2017-05-01 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：:Four dimeric chalcone derivatives, 8″,9″-dihydrowelwitschin H, uvarins A-C, a naphthalene derivative, 2-hydroxy-3-methoxy-6-(4'- hydroxyphenyl)naphthalene, and the known dimeric chalcones, dependensin and welwitschin E, flavonoids, a cyclohexane oxide derivative, an aromatic aldehyde were isolated from the roots of Uv...

journal_title：Phytochemistry

authors： Salae AW,Chairerk O,Sukkoet P,Chairat T,Prawat U,Tuntiwachwuttikul P,Chalermglin P,Ruchirawat S

更新日期：2017-03-01 00:00:00

abstract：:As a basis for future investigations of evolutionary trajectories and biosynthetic mechanisms underlying variations in glucosinolate structures, we screened members of the crucifer tribe Cardamineae by HPLC-MS/MS, isolated and identified glucosinolates by NMR, searched the literature for previous data for the tribe, a...

journal_title：Phytochemistry

authors： Olsen CE,Huang XC,Hansen CIC,Cipollini D,Ørgaard M,Matthes A,Geu-Flores F,Koch MA,Agerbirk N

更新日期：2016-12-01 00:00:00

abstract：:Four meroterpenoids, 1-hydroxychevalone C, 1-acetoxychevalone C, 1,11-dihydroxychevalone C, and 11-hydroxychevalone C and two ester epimers, 2S,4S-spinosate and 2S,4R-spinosate, together with seven known compounds, chevalones B, C, and E, tryptoquivaline, nortryptoquivaline, tryptoquivaline L, and quinadoline A were i...

journal_title：Phytochemistry

authors： Rajachan OA,Kanokmedhakul K,Sanmanoch W,Boonlue S,Hannongbua S,Saparpakorn P,Kanokmedhakul S

更新日期：2016-12-01 00:00:00

abstract：:The work herein presents comprehensive analyses of the cuticular wax mixtures covering the flag leaf blade and peduncle of bread wheat (Triticum aestivum) cv. Bethlehem. Overall, Gas Chromatography-Mass Spectrometry and Flame Ionization Detection revealed a wax coverage of flag leaf blades (16 μg/cm(2)) a third that o...

journal_title：Phytochemistry

authors： Racovita RC,Hen-Avivi S,Fernandez-Moreno JP,Granell A,Aharoni A,Jetter R

更新日期：2016-10-01 00:00:00

abstract：:The present study presents comprehensive chemical analyses of cuticular wax mixtures of the bamboo Phyllostachys aurea. The epicuticular and intracuticular waxes were sampled selectively from the adaxial side of leaves on young and old plants and investigated by gas chromatography-mass spectrometry and flame ionizatio...

journal_title：Phytochemistry

authors： Racovita RC,Jetter R

更新日期：2016-10-01 00:00:00

abstract：:The low-molar-mass (LMM) fraction, only, i.e., the GC-eluting compounds, which are mainly lignans, has been characterized in Norway spruce knotwood hydrophilic extracts previously. Of this fraction, many lignans and sesquilignans and all GC peaks supposedly representing dilignans remain unidentified. In this work, dil...

journal_title：Phytochemistry

authors： Smeds AI,Eklund PC,Willför SM

更新日期：2016-10-01 00:00:00

abstract：:Seven pyranocoumarins, clauemarmarins A-G, along with 6 known analogues were isolated from the stems of Clausena emarginata. Their structures were elucidated by extensive spectroscopic analyses, and the absolute stereochemistries at C-6″ of clauemarmarin B, C and D and the absolute configurations of clauemarmarin E, F...

journal_title：Phytochemistry

authors： Xia HM,Li CJ,Yang JZ,Ma J,Li Y,Li L,Zhang DM

更新日期：2016-10-01 00:00:00

abstract：:Ragi bifunctional α-amylase-trypsin inhibitor (RBI) of Eleusine coracana (L.) Gaertn. (finger millet) simultaneously inhibits α-amylase and trypsin. In continuation of previous work on the cloning, expression and characterization of RBI, a bidirectional promoter from finger millet was explored on the basis of experime...

journal_title：Phytochemistry

authors： Sen S,Dutta SK

更新日期：2016-09-01 00:00:00

abstract：:Phytochemical investigation of the flowers of Inula japonica led to isolation of nine sesquiterpenoids, inujaponins A-I, as well as eighteen known ones. These sesquiterpenoids belong to six skeletal-types, including eudesmane, 1,10-seco-eudesmane, germacrane, guaiane, 4,5-seco-guaiane, and pseudoguaiane sesquiterpenoi...

journal_title：Phytochemistry

authors： Wu XD,Ding LF,Tu WC,Yang H,Su J,Peng LY,Li Y,Zhao QS

更新日期：2016-09-01 00:00:00

abstract：:Brugmansia arborea is a woody plant species that produces tropane alkaloids (TAs). The gene encoding tropine-forming reductase or tropinone reductase I (BaTRI) in this plant species was functionally characterised. The full-length cDNA of BaTRI encoded a 272-amino-acid polypeptide that was highly similar to tropinone r...

journal_title：Phytochemistry

authors： Qiang W,Xia K,Zhang Q,Zeng J,Huang Y,Yang C,Chen M,Liu X,Lan X,Liao Z

更新日期：2016-07-01 00:00:00

abstract：:To understand raffinose family oligosaccharides (RFO) metabolism in chickpea (Cicer arietinum L.) seeds, RFO accumulation and corresponding biosynthetic enzymes activities were determined during seed development of chickpea genotypes with contrasting RFO concentrations. RFO concentration in mature seeds was found as a...

journal_title：Phytochemistry

authors： Gangola MP,Jaiswal S,Kannan U,Gaur PM,Båga M,Chibbar RN

更新日期：2016-05-01 00:00:00

abstract：:Giant fennel (Ferula communis L.) is well known in folk medicine for the treatment of various organ disorders. The biological importance of members of genus Ferula prompted us to investigate the leaves of the endangered Tunisian medicinal plant F. communis L. not previously investigated. An estimate of genetic diversi...

journal_title：Phytochemistry

authors： Rahali FZ,Lamine M,Gargouri M,Rebey IB,Hammami M,Sellami IH

更新日期：2016-04-01 00:00:00

abstract：:In search for new or chemo-taxonomically relevant bioactive compounds from chemically unexplored Hypericum species, four previously undescribed natural products, named peplidiforones A-D were isolated and characterized from Hypericum peplidifolium A. Rich., together with six known compounds. The structures of all comp...

journal_title：Phytochemistry

authors： Fobofou SA,Harmon CR,Lonfouo AH,Franke K,Wright SM,Wessjohann LA

更新日期：2016-04-01 00:00:00

abstract：:We have reported earlier, an orally active insulin-like protein (ILP) from Costus igneus having potent hypoglycemic property in STZ-induced diabetic Swiss mice. The blood glucose level was reduced significantly within two hours after feeding ILP orally in an oral glucose tolerance test. The present study elucidates th...

journal_title：Phytochemistry

authors： Hardikar MR,Varma ME,Kulkarni AA,Kulkarni PP,Joshi BN

更新日期：2016-04-01 00:00:00

abstract：:Epoxide hydrolases (EH, EC 3.3.2.3) have been proposed to be key enzymes in the biosynthesis of polyether (PE) ladder compounds such as the brevetoxins which are produced by the dinoflagellate Karenia brevis. These enzymes have the potential to catalyze kinetically disfavored endo-tet cyclization reactions. Data minin...

journal_title：Phytochemistry

authors： Sun P,Leeson C,Zhi X,Leng F,Pierce RH,Henry MS,Rein KS

更新日期：2016-02-01 00:00:00

abstract：:Eleven benzofuran dimers, (+)-dieupachinins A-E, (-)-dieupachinins A-E and dieupachinin F, a benzofuran trimer trieupachinin A, as well as seven known compounds were isolated from the roots of Eupatorium chinense. The enantiomers of racemates dieupachinins A-E were separated by chiral HPLC. The structures with absolut...

journal_title：Phytochemistry

authors： Wang WJ,Wang L,Liu Z,Jiang RW,Liu ZW,Li MM,Zhang QW,Dai Y,Li YL,Zhang XQ,Ye WC

更新日期：2016-02-01 00:00:00

abstract：:A series of 3α,5-cycloandrostane analogues with a range of functionality (6α and 6β alcohols and ketone) at carbon 6 were tested in the endogenous lactonization pathway in Aspergillus tamarii KITA. This metabolic route converts progesterone to testololactone in high yield through a four step enzymatic pathway. To date...

journal_title：Phytochemistry

authors： Hunter AC,Patel S,Dedi C,Dodd HT,Bryce RA

更新日期：2015-11-01 00:00:00

abstract：:Five Ib-type cyclopeptide alkaloids, jubanines F-J (1-5), and three known compounds, nummularine B (6), daechuine-S3 (7), and mucronine K (8) were isolated from the roots of Ziziphus jujuba. Their structures were fully characterized by spectroscopic analyses in combination with chemical derivatization. Compounds 1-3, ...

journal_title：Phytochemistry

authors： Kang KB,Ming G,Kim GJ,Ha TK,Choi H,Oh WK,Sung SH

更新日期：2015-11-01 00:00:00

abstract：:The botanical classification of the huge genus Drosera remains controversial since long. In the present study, the pattern of major phenolic compounds in ten Drosera species belonging to seven different subgenera and/or sections of the genus was investigated for chemotaxonomic allocation. The composition of flavonoids...

journal_title：Phytochemistry

authors： Braunberger C,Zehl M,Conrad J,Wawrosch C,Strohbach J,Beifuss U,Krenn L

更新日期：2015-10-01 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：:The role and fate of Jasmonoyl-Phenylalanine (JA-Phe), an understudied conjugate in the jasmonate pathway remain to be unraveled. We addressed here the possibility of JA-Phe oxidative turnover by cytochrome P450s of the CYP94 family. Leaf wounding or fungal infection in Arabidopsis resulted in accumulation of JA-Phe, ...

journal_title：Phytochemistry

authors： Widemann E,Grausem B,Renault H,Pineau E,Heinrich C,Lugan R,Ullmann P,Miesch L,Aubert Y,Miesch M,Heitz T,Pinot F

更新日期：2015-09-01 00:00:00

abstract：:Small molecules (xenobiotics) that inhibit cell-wall-localised enzymes are valuable for elucidating the enzymes' biological roles. We applied a high-throughput fluorescent dot-blot screen to search for inhibitors of Petroselinum xyloglucan endotransglucosylase (XET) activity in vitro. Of 4216 xenobiotics tested, with ...

journal_title：Phytochemistry

authors： Chormova D,Franková L,Defries A,Cutler SR,Fry SC

更新日期：2015-09-01 00:00:00

abstract：:Two phytotoxins were isolated from the liquid culture of Phoma chenopodiicola, a fungal pathogen proposed for the biological control of Chenopodium album, a common worldwide weed of arable crops. The two phytotoxins appeared to be a new tetrasubstituted furopyran and a new ent-pimaradiene. From the same culture a new ...

journal_title：Phytochemistry

authors： Evidente M,Cimmino A,Zonno MC,Masi M,Berestetskyi A,Santoro E,Superchi S,Vurro M,Evidente A

更新日期：2015-09-01 00:00:00

abstract：:Dendrobium nobile is an important medicinal orchid having profound importance in traditional herbal drug preparations and pharmacopeias worldwide. Due to various anthropogenic pressures the natural populations of this important orchid species are presently facing threats of extinction. In the present study, genetic an...

journal_title：Phytochemistry

authors： Bhattacharyya P,Kumaria S,Tandon P

更新日期：2015-09-01 00:00:00

abstract：:Phospholipase D (PLD; E.C. 3.1.4.4) is widespread in plants where it fulfills diverse functions in growth and in the response to stresses. The enzyme occurs in multiple forms that differ in their biochemical properties. In the present paper PLD from medicinally relevant Indian mustard seeds was purified by Ca(2+)-medi...

journal_title：Phytochemistry

authors： Khatoon H,Mansfeld J,Schierhorn A,Ulbrich-Hofmann R

更新日期：2015-09-01 00:00:00

abstract：:In the course of our screening for new bioactive natural products, a culture of Hypoxylon rickii, a xylariaceous ascomycete collected from the Caribbean island Martinique, was identified as extraordinary prolific producer of secondary metabolites. Ten metabolites of terpenoid origin were isolated from submerged cultur...

journal_title：Phytochemistry

authors： Kuhnert E,Surup F,Wiebach V,Bernecker S,Stadler M

更新日期：2015-09-01 00:00:00

abstract：:Willow is an important biomass crop for the bioenergy industry, and therefore optimal growth with minimal effects of biotic and abiotic stress is essential. The phenylpropanoid pathway is responsible for the biosynthesis of not only lignin but also of flavonoids, condensed tannins, benzenoids and phenolic glycosides w...

journal_title：Phytochemistry

authors： de Jong F,Hanley SJ,Beale MH,Karp A

更新日期：2015-09-01 00:00:00

abstract：:2-Oxoglutarate (2OG) and ferrous iron dependent oxygenases are involved in many biological processes in organisms ranging from humans (where some are therapeutic targets) to plants. These enzymes are of significant biomedicinal interest because of their roles in hypoxic signaling and epigenetic regulation. Synthetic N...

journal_title：Phytochemistry

authors： Al-Qahtani K,Jabeen B,Sekirnik R,Riaz N,Claridge TDW,Schofield CJ,McCullagh JSO

更新日期：2015-09-01 00:00:00

abstract：:Five flavonostilbenes (alopecurones H, I, J, K and L) and five known ones were isolated from roots of Sophora alopecuroides, in addition to ten other phenolic compounds. A non-enzymatic interconversion of the lavandulyl-substituted flavonostilbenes was observed among alopecurones A, H, I, and K through a Wessely-Moser...

journal_title：Phytochemistry

authors： Wan CX,Luo JG,Ren XP,Kong LY

更新日期：2015-08-01 00:00:00

abstract：:The methanol extract from Bellis perennis (Asteraceae) flowers was found to promote collagen synthesis in normal human dermal fibroblasts (NHDFs). Seven oleanane-type triterpene saponins, perennisosides XIII-XIX, and two known saponins, bellissaponins BS5 and BS9, were isolated from the methanol extract. The structure...

journal_title：Phytochemistry

authors： Morikawa T,Ninomiya K,Takamori Y,Nishida E,Yasue M,Hayakawa T,Muraoka O,Li X,Nakamura S,Yoshikawa M,Matsuda H

更新日期：2015-08-01 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：:Withania somnifera, known in India as Asghawhanda, is used traditionally to treat many medical problems including diabetes and has demonstrated therapeutic activity in various animal models as well as in diabetic patients. While much of W. somnifera's therapeutic activity is attributed to withanolides, their role in t...

journal_title：Phytochemistry

authors： Gorelick J,Rosenberg R,Smotrich A,Hanuš L,Bernstein N

更新日期：2015-08-01 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 control and interaction between nitrogen and carbon assimilatory pathways is essential in both photosynthetic and non-photosynthetic tissue in order to support metabolic processes without compromising growth. Physiological differences between the basal and mature region of wheat (Triticum aestivum) primary leaves ...

journal_title：Phytochemistry

authors： Allwood JW,Chandra S,Xu Y,Dunn WB,Correa E,Hopkins L,Goodacre R,Tobin AK,Bowsher CG

更新日期：2015-07-01 00:00:00

abstract：:Due to their pronounced cytotoxic activity, a number of aryltetralin lignans (ATLs), such as podophyllotoxin (PTOX), are used as antitumor compounds. The production of such molecules from entire plants or plant cell-tissue-organ cultures is thus of interest to the pharmaceutical industry. Hairy root cultures constitut...

journal_title：Phytochemistry

authors： Cong LH,Dauwe R,Lequart M,Vinchon S,Renouard S,Fliniaux O,Colas C,Corbin C,Doussot J,Hano C,Lamblin F,Molinié R,Pilard S,Jullian N,Boitel M,Gontier E,Mesnard F,Laberche JC

更新日期：2015-07-01 00:00:00

abstract：:Ganoderma lucidum is a white rot fungus widely used as a tonic for the promotion of longevity and health. Extracts of G. lucidum have been recognized as an alternative adjuvant treatment for diabetes. Among the many biologically active constituents of G. lucidum, polysaccharides, proteoglycans, proteins and triterpeno...

journal_title：Phytochemistry

authors： Ma HT,Hsieh JF,Chen ST

更新日期：2015-06-01 00:00:00