Minor cytotoxic and antibacterial compounds from the rhizomes of Amomum aculeatum.

abstract：:Red beet (Beta vulgaris L.) tonoplast membrane vesicles and [14C]trans-cinnamic acid-glutatione were used to study the vacuolar transport of phynylpropanoid-glutathione conjugates which are formed in peroxidase-mediated reactions. It was determined that the uptake of [14C]trans-cinnamic acid-glutathione into the tonop...

journal_title：Phytochemistry

authors： Walczak HA,Dean JV

更新日期：2000-02-01 00:00:00

abstract：:The stem bark of Croton gratissimus (Euphorbiaceae) yielded four cembranolides, including the first reported example of a 2,12-cyclocembranolide, (+)-[1R*,2S*,7S*,8S*,12R*]-7,8-epoxy-2,12-cyclocembra-3E,10Z-dien-20,10-olide, whose structure was confirmed by means of single crystal X-ray analysis. This compound showed ...

journal_title：Phytochemistry

authors： Mulholland DA,Langat MK,Crouch NR,Coley HM,Mutambi EM,Nuzillard JM

更新日期：2010-08-01 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：:Root fluorescence is a phenomenon in which roots of seedlings fluoresce when irradiated with ultraviolet (UV) light. Soybean (Glycine max) and rye grass (Elymus glaucus) are the only plant species that have been reported to exhibit this occurrence in germinating seedling roots. The trait has been useful as a marker in...

journal_title：Phytochemistry

authors： Bais HP,Park SW,Stermitz FR,Halligan KM,Vivanco JM

更新日期：2002-11-01 00:00:00

abstract：:Two furanoditerpenoid lactones, were isolated from the seeds of Caesalpinia minax Hance. Their structures and stereochemistry have been established by spectral data and single crystal X-ray analysis. ...

journal_title：Phytochemistry

authors： Jiang RW,But PP,Ma SC,Mak TC

更新日期：2001-06-01 00:00:00

abstract：:Using a bioassay for inhibition of plant growth and a combination of two countercurrent chromatographies: rotation locular countercurrent chromatography and droplet countercurrent chromatography, two biologically active glycosidal alkaloids, solasonine and solamargine were isolated from fresh ripe fruit of Solanum inc...

journal_title：Phytochemistry

authors： Fukuhara K,Kubo I

更新日期：1991-01-01 00:00:00

abstract：:The abietane diterpenoid, neocryptotanshinone II, and the known 6,12-dihydroxyabieta-5,8,11,13-tetraen-7-one were isolated as minor components from the roots of Salvia miltiorrhiza. Their structures were established on the basis of spectral evidence. ...

journal_title：Phytochemistry

authors： Lin HC,Chang WL

更新日期：2000-04-01 00:00:00

abstract：:Two sulfur-containing compounds, (S)-2-amino-5-((R)-1-carboxy-2-((E)-3-(4-hydroxy-3-methoxyphenyl)allylthio)ethyl-amino)-5-oxopentanoic acid (1) and (S)-2-amino-5-((R)-1-(carboxymethylamino)-3-((E)-3-(4-hydroxyphenyl)allylthio)-1-oxopropan-2-ylamino)-5-oxopentanoic acid (2), and one 1H-pyrrole-2-carboxylic acid deriva...

journal_title：Phytochemistry

authors： Zheng ZP,Ma J,Cheng KW,Chao J,Zhu Q,Chang RC,Zhao M,Lin ZX,Wang M

更新日期：2010-12-01 00:00:00

abstract：:ent-Abietane diterpenoids, hebeiabinins A-F (1-5), together with seven known diterpenoids were isolated from leaves of Isodon rubescens var. rubescens. The structures of 1-5 were established on the basis of spectroscopic analyses, including application of 2D NMR spectroscopic techniques. The diterpenoids isolated were...

journal_title：Phytochemistry

authors： Huang SX,Pu JX,Xiao WL,Li LM,Weng ZY,Zhou Y,Han QB,Peng SL,Ding LS,Lou LG,Sun HD

更新日期：2007-03-01 00:00:00

abstract：:Glucosinolate content of leaves and roots, diversity in leaf pubescence, and resistance to two near-isogenic lines of the flea beetle Phyllotreta nemorum with or without an R-gene, were determined for 27 accessions of 7 Barbarea taxa, i.e. B. stricta, B. orthoceras, B. intermedia, B. verna, B. vulgaris var. vulgaris, ...

journal_title：Phytochemistry

authors： Agerbirk N,Ørgaard M,Nielsen JK

更新日期：2003-05-01 00:00:00

abstract：:Psiadia arguta (Asteraceae) is endemic to the island of Mauritius in the Indian Ocean. The species is traditionally used to treat various ailments, such as its use as an expectorant or for the treatment of bronchitis and asthma. Preliminary biological screenings have displayed the antimalarial (Plasmodium falciparum) ...

journal_title：Phytochemistry

authors： Mahadeo K,Grondin I,Herbette G,Palama TL,Bouchemal N,Soulange J,Laulloo SJ,Sadeyen J,Humeau L,Frederich M,Gauvin-Bialecki A,Kodja H

更新日期：2020-08-01 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：: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：:The fruits of Psoralea corylifolia, known as Psoraleae Fructus (Buguzhi in Chinese), are traditionally used for the treatment of spermatorrhea, nephritis, asthma, pollakiuria, and various inflammatory diseases. Three previously undescribed isoflavone derivatives, 7-O-methylcorylifol A, 7-O-isoprenylcorylifol A, and 7-...

journal_title：Phytochemistry

authors： Chen CH,Hwang TL,Chen LC,Chang TH,Wei CS,Chen JJ

更新日期：2017-11-01 00:00:00

abstract：:Taxol content in the bark of Taxus baccata trees growing in a homogenous (uniform) environment at Jageshwar, District Almora in Central Himalaya has been quantified. The average taxol concentration in the bark of sampled trees was 0.0558+/-0.008% (of dry wt.) and was about 64% higher for male plants (averaged across t...

journal_title：Phytochemistry

authors： Nadeem M,Rikhari HC,Kumar A,Palni LM,Nandi SK

更新日期：2002-07-01 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：:Two new cytotoxic mono-tetrahydrofuran acetongenins, annosenegalin and annogalene, have been isolated from the cytotoxic methanolic extract of Annona senegalensis and A. cherimolia seeds. Their structures were established on the basis of 1D and 2D NMR spectroscopic techniques. Annosenegalin belongs to the rare type of...

journal_title：Phytochemistry

authors： Sahpaz S,González MC,Hocquemiller R,Zafra-Polo MC,Cortes D

更新日期：1996-05-01 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：:To explore the chemical composition of root exudates of the model plant Arabidopsis thaliana a workflow for nontargeted metabolite profiling of the semipolar fraction of root exudates was developed. It comprises hydroponic plant cultivation and sampling of root exudates under sterile conditions, sample preparation by ...

journal_title：Phytochemistry

authors： Strehmel N,Böttcher C,Schmidt S,Scheel D

更新日期：2014-12-01 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

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：:Microbial transformations of various steroids are reviewed. Developmental studies on immobilization of microbial cells, techniques for selective transformation and better yields of desired metabolites are highlighted. The present position of microbial biotechnology in the steroid drug industry and the future prospects...

journal_title：Phytochemistry

authors： Mahato SB,Majumdar I

更新日期：1993-11-01 00:00:00

abstract：:The compositions of the essential oils obtained from ten populations of Thymus caespititius grown on S. Jorge (Azores) were studied by GC and GC-MS. All the oils analysed were dominated by their monoterpene fraction (69-9%). The sesquiterpene fraction was rather small (4-17%) and consisted mainly of oxygen-containing ...

journal_title：Phytochemistry

authors： Pereira SI,Santos PA,Barroso JG,Figueiredo AC,Pedro LG,Salgueiro LR,Deans SG,Scheffer JJ

更新日期：2000-10-01 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：:Four cycloartane- (hareftosides A-D) and oleanane-type triterpenoids (hareftoside E) were isolated from Astragalus hareftae along with fifteen known compounds. Structures of the compounds were established as 3,6-di-O-β-D-xylopyranosyl-3β,6α,16β,24(S),25-pentahydroxycycloartane, 3,6,24-tri-O-β-D-xylopyranosyl-3β,6α,16β...

journal_title：Phytochemistry

authors： Horo I,Bedir E,Masullo M,Piacente S,Ozgökçe F,Alankuş-Çalışkan O

更新日期：2012-12-01 00:00:00

abstract：:Glycolipids of fresh latex from three clones of Hevea brasiliensis were characterized and quantified by HPLC/ESI-MS. Their fatty acyl and sterol components were further confirmed by GC/MS after saponification. The four detected glycolipid classes were steryl glucosides (SG), esterified steryl glucosides (ESG), monogal...

journal_title：Phytochemistry

authors： Liengprayoon S,Sriroth K,Dubreucq E,Vaysse L

更新日期：2011-10-01 00:00:00

abstract：:The ubiquitous glycolipid 1,2-dilinolenoyl-3-galactopyranosylglycerol and a new protolimonoid glucoside, named prieurianoside, were isolated from the leaves of Trichilia prieuriana. The structure of the latter was established, by spectroscopic techniques, as 12beta,21-diacetoxy-29-beta-D-glucopyranosyloxy-23zeta -hydr...

journal_title：Phytochemistry

authors： Olugbade TA,Adesanya SA

更新日期：2000-08-01 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：: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

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