Chemical constituents and antimicrobial properties of the essential oil and ethanol extract from the stem of Aglaia odorata Lour.

abstract：:A new and efficient synthesis of a naturally occurring amide alkaloid, N-isobutyl-4,5-epoxy-2(E)-decenamide isolated from the roots of Piper nigrum has been described involving a total of nine steps. Octanal and 2-bromoacetic acid have been used as the starting materials. ...

journal_title：Natural product research

authors： Gupta N,Kaur M,Shallu,Gupta N,Kad GL,Singh J

更新日期：2013-01-01 00:00:00

abstract：:A new furostanol saponin, (25R)-26-O-(α-d-glucopyranosyl)-(1→2)-α-l-rhamnopyranosyl-furost-5-ene-3β, 22α, 26-triol-3-O-α-d-glucopyranoside (1), together with four known compounds 2-5 were isolated from the ethanolic extract of the stems of Dendrobium chrysanthum Lindl. The structures of these new compounds were identi...

journal_title：Natural product research

authors： Yang C,Lin W,Zhao L,Cai J

更新日期：2019-09-01 00:00:00

abstract：:Evaluation of in vitro standard antioxidant assays, such as 1,1-diphenyl-2-picrylhydrazyl (DPPH), 2,2'-azino-bis-3 ethylbenzothiozoline-6-sulphonic acid diammonium salt (ABTS+) radical scavenging, lipid peroxidation inhibitory (or thiobarbituric acid formation inhibitory activity) and ferrous ion (Fe+2) chelating acti...

journal_title：Natural product research

authors： Chakraborty K,Raola VK

更新日期：2018-11-01 00:00:00

abstract：:Natural products represent a rich source of bioactive compounds that have been historically used to obtain substances with great medicinal potential. The skin of anuran amphibians is a rich source of compounds with a wide range of biological activity. Alzheimer's disease (AD) is a complex disease associated with all k...

journal_title：Natural product research

authors： Spinelli R,Aimaretti FM,López JA,Siano AS

更新日期：2019-03-31 00:00:00

abstract：:N-hexane and methanol extracts of Asystasia buettneri Lindau aerial parts exhibited antiproliferative activity on leukaemia blood carcinoma, K-562. Hexadecane (1), 1,3-propan-2-ol (9Z,12'Z,15″Z)-bis(doeicos-9,12,15-trienoate) (2), hydrocarbon, 2,3,3,10,23-pentamethyl tetraeicos-10,13,16-trien-1-ol (3), hexadecanoic ac...

journal_title：Natural product research

authors： Hamid AA,Aiyelaagbe OO,Negi AS,Luqman S,Kaneez F

更新日期：2018-09-01 00:00:00

abstract：:Fourteen N,N'-diaryl unsymmetrically substituted thioureas were synthesised and their cytotoxic (in vitro), phytotoxic (in vitro), acetylcholinesterase and butrylcholinesterase activities were determined. Thiourea 16 exhibited high, and 1 and 3 showed significant phytotoxic activity. Thioureas 1, 3, 4, 6 and 10 showed...

journal_title：Natural product research

authors： Begum S,Choudhary MI,Khan KM

更新日期：2009-01-01 00:00:00

abstract：:Chemical investigation of the fungus Xylariaceae sp. DPZ-SY43 has led to the isolation of a new compound, xylaolide A (1) together with three known compounds (2-4). The structures were established by analysing the spectroscopic data. Compound 1 was evaluated for its cytotoxicity. ...

journal_title：Natural product research

authors： Yang B,Dong J,Lin X,Tao H,Zhou X,Liu Y

更新日期：2014-01-01 00:00:00

abstract：:Nine lupeol derivatives were synthesised and assayed in vitro for their antitumour activities against three human tumour cells lines, A549, LAC and HepG2. Of lupeol derivaties, six were new compounds, and five compounds against A549 cells, four compounds against HepG2 cells and three compounds against LAC cells were e...

journal_title：Natural product research

authors： Li W,Xiao Y

更新日期：2018-01-01 00:00:00

abstract：:The hexane fraction from the roots of Echinops ellenbeckii O. Hoffm. from Ethiopia yielded seven acetylenic thiophenes of which five compounds (1, 3, 4, 6, 7) are reported for the first time in this species: the monothiophenes 5-(penta-1,3-diynyl)-2-(but-3-en-1-ynyl)-thiophene (1), 5-(penta-1,3-diynyl)-2-(4-acetoxy-bu...

journal_title：Natural product research

authors： Hymete A,Rohloff J,Kjøsen H,Iversen TH

更新日期：2005-12-01 00:00:00

abstract：:In this study the antioxidant and cytotoxicity activity of the Adonidia merrillii fruits were investigated using different solvent polarities (methanol, ethyl acetate and water). The results showed that the total phenolic and flavonoid contents of the methanolic extract was higher compare with other extract with respe...

journal_title：Natural product research

authors： Vafaei A,Bin Mohamad J,Karimi E

更新日期：2019-09-01 00:00:00

abstract：:The chloroformic extract of the aerial parts of Ferula behboudiana (Umbelliferae) afforded four new polysulphane derivatives: 1-sec-butyl-2-[(E)-3-(methylthio)prop-1-enyl]disulphane (1), 1-sec-butyl-2-[(Z)-3-(methylthio)prop-1-enyl]disulphane (2), 1-[(E)-3-(methylthio)prop-1-enyl)-2-(1-(methylthio)propyl]disulphane (3...

journal_title：Natural product research

authors： Yousefi M,Mohammadi M,Habibi Z,Shafiee A

更新日期：2010-09-01 00:00:00

abstract：:The first chemotaxonomic study based on volatile components of Porella viridissima (Mitt.) Grolle is reported. The GC-MS analysis of ether extract was performed; ten santalane and five pinguisane-type sesquiterpenes were identified together with perrottetianal A as major diterpene. Most of detected santalane-type sesq...

journal_title：Natural product research

authors： Métoyer B,Lebouvier N,Hnawia E,Thouvenot L,Wang F,Harinantenaina Rakotondraibe L,Raharivelomanana P,Asakawa Y,Nour M

更新日期：2019-08-23 00:00:00

abstract：:Lycopus europaeus L. leaves water extract (LEL) was subjected to phytochemical analysis, and evaluated for its antibacterial and antioxidant effects. Antibacterial activity testing was performed on Staphylococcus aureus clinical strains from catheter-related and skin infections by broth microdilution test. LEL showed ...

journal_title：Natural product research

authors： Fialová S,Slobodníková L,Veizerová L,Grančai D

更新日期：2015-01-01 00:00:00

abstract：:Cultivation of the marine-derived Aspergillus versicolor MCCC 3A00080 with the addition of a histone deacetylase inhibitor, suberoylanilide hydroxamic acid (SAHA), significantly enhanced the diversity of secondary metabolites. From the culture treated, a new biphenyl derivative, named versiperol A (1), along with two ...

journal_title：Natural product research

authors： Zhu JX,Ding L,He S

更新日期：2019-04-01 00:00:00

abstract：:The antioxidant, nitric oxide (NO) scavenging and malondialdehyde (MDA) scavenging activities of different Zataria multiflora (ZM) chemotype essential oils (EOs) were investigated. The main components are: ZM1 (carvacrol, p-cymene), ZM2 (carvacrol, p-cymene), ZM3 (carvacrol, p-cymene), ZM4 (linalool), ZM5 (carvacrol, ...

journal_title：Natural product research

authors： Karimian P,Kavoosi G,Saharkhiz MJ

更新日期：2012-01-01 00:00:00

abstract：:A novel alkaloid named oleraciamide C (1), with six known compounds, hydroxydihydrobovolide (2), uracil (3), catechol (4), 4-aminophenol (5), vanillic acid (6) as well as 3-hydroxypyridine (7), were isolated from Portulaca oleracea L. Additionally, hydroxydihydrobovolide (2), 4-aminophenol (5), 3-hydroxypyridine (7) w...

journal_title：Natural product research

authors： Xu L,Ying Z,Wei W,Hao D,Wang H,Zhang W,Li C,Jiang M,Ying X,Liu J

更新日期：2017-04-01 00:00:00

abstract：:Two new ent-atisanediterpenoids, ent-atisane-16β, 17-isopropylidenedioxy-19-ol-3-one (1) and ent-atisane-16β, 17-isopropylidenedioxy-11β, 18-dihydroxyl-3-one (2) were isolated from the whole plants of Euphorbia wallichii. Their structures were elucidated on the basis of extensive spectroscopic analyses. ...

journal_title：Natural product research

authors： Kuang Y,Fu SY,Wang F,Ren FC,Yang DF,Yang SX,Gao Y

更新日期：2017-04-01 00:00:00

abstract：:Tannic acid, a rich of natural and process-derived phenolic compound, has been shown to be an effective antagonist against viruses and bacteria. In this study, we determined the antimicrobial activity and mechanisms of tannic acid against Staphylococcus aureus with emphasis on inhibiting effect on biofilm formation. B...

journal_title：Natural product research

authors： Dong G,Liu H,Yu X,Zhang X,Lu H,Zhou T,Cao J

更新日期：2018-09-01 00:00:00

abstract：:A minor new withanolide, named plantagiolide F, was isolated from the whole plant of Tacca plantaginea (Hance). The structure of plantagiolide F was elucidated on the basis of spectroscopic methods including extensive 1- and 2-D NMR experiments. ...

journal_title：Natural product research

authors： Yang JY,Chen CX,Zhao RH,Hao XJ,Liu HY

更新日期：2011-01-01 00:00:00

abstract：:The aerial parts of Allium eriophyllum Var. eriophyllum (Syn. A. longisepalum Bertol.) were collected at full flowering stage.The essential oil was isolated by hydro distillation and analyzed by a combination of capillary GC and GC-MS. The main components were carvacrol (71.54%), Methyl (methylthio) methyl disulfide (...

journal_title：Natural product research

authors： Mosavi H,Alizadeh A

更新日期：2019-11-01 00:00:00

abstract：:Globe artichoke has been long considered a nutraceutical food for its valuable content of bioactive compounds. However, beside a well-known polyphenol profile, poor information is available about its metabolite and mineral composition. The aim of this study was to investigate edible parts of Sicilian artichokes, 'Spin...

journal_title：Natural product research

authors： Albergamo A,Rotondo A,Salvo A,Pellizzeri V,Bua DG,Maggio A,Cicero N,Dugo G

更新日期：2017-05-01 00:00:00

abstract：:Seven pentacyclic triterpenoids including 3beta-O-(E)-coumaroyl-15alpha-hydroxy-beta-amyrin (1), 15alpha-hydroxy-beta-amyrin (2), 3beta-taraxerol (3), 3beta-taraxerol formate (4), 3beta-taraxerol acetate (5), 3beta-O-(E)-coumaroyl-taraxerol (6), and 3beta-O-(Z)-coumaroyl-taraxerol (7) were isolated and identified from...

journal_title：Natural product research

authors： Li DL,Li XM,Wang BG

更新日期：2008-06-15 00:00:00

abstract：:Trichosanthes dioica Roxb. (Cucurbitaceae), named 'pointed gourd' in English, is a dioecious climber grown in India. This study was aimed at evaluating the laxative activity of the aqueous extract of T. dioica root (TDA) in Swiss albino mice. The laxative activity of TDA (100 and 200 mg kg(-1) body weight per os) was ...

journal_title：Natural product research

authors： Bhattacharya S,Haldar PK

更新日期：2012-01-01 00:00:00

abstract：:An aroma chemical emitted from Gerris paludum insularis was analyzed by means of GC and GC-MS. The main constituent was identified as iso amyl alcohol (3-methyl-1-butanol). The chemical showed a characteristic aroma of Gerris paludum insularis. ...

journal_title：Natural product research

authors： Ono T,Miyazawa M

更新日期：2004-06-01 00:00:00

abstract：:This study investigated the in vitro anticancer potential of phytochemical constituents isolated from the methanolic extract of Eriocephalus africanus. One flavanone (hesperidin) and two flavones (luteolin and apigenin) were isolated for the first time from the plant using column chromatography. Standard MTT assay was...

journal_title：Natural product research

authors： Magura J,Moodley R,Maduray K,Mackraj I

更新日期：2020-03-25 00:00:00

abstract：:This study was focused on in vitro cytotoxicity screening of the raspberry seeds methanol extract towards a number of cancer cell lines of human origin. The tested extract at the preferred concentrations (IC50 <30 µg/mL) inhibited only the growth of the lung cancer A-549 cells (IC50 = 14.07 ± 0.96 µg/mL). At the same ...

journal_title：Natural product research

authors： Simonovic M,Kojic V,Jakimov D,Glumac M,Pejin B

更新日期：2019-09-17 00:00:00

abstract：:A new dehydrodigallic acid derivative (1), along with 19 known compounds, including 6 phenolic derivatives, 2 steroids and 11 triterpenoids were isolated from the ethanol extract of the root of Geum urbanum. Herein, there is the first report of steroid and triterpene in Geum urbanum. The purified metabolites were char...

journal_title：Natural product research

authors： Ton That Q,Nguyen Thien TV,Dang HP,Le Hoan N,Vo LKT,Nguyen MHD,Ngu NT,Nguyen TS,Hansen PE

更新日期：2018-11-01 00:00:00

abstract：:A new malyngamide (1) was isolated along with seven known compounds (2-8) from the marine cyanobacterium Moorea producens collected in Hawaii. Compound 1 represented the first reported malyngamide with a hydroxy moiety at C-7 of the characteristic fatty acid portion of the compound. Compound 1 showed cytotoxicity agai...

journal_title：Natural product research

authors： Jiang W,Zhou W,Othman R,Uchida H,Watanabe R,Suzuki T,Sakamoto B,Nagai H

更新日期：2018-01-01 00:00:00

abstract：:The anticancer activity of ethanol extract isolated from Goji berry (EEGB) on T47D human breast cancer cell line has been reported. Cell viability and cell proliferation were examined with the use of BrdU, MTT and NR methods. Induction of apoptosis was assessed by propidium iodide and Hoechst 33342 staining. Expressio...

journal_title：Natural product research

authors： Wawruszak A,Czerwonka A,Okła K,Rzeski W

更新日期：2016-09-01 00:00:00

abstract：:This research work involves the dyeing of acrylic fabric with natural dye extracted from date pits powders using Soxhlet extraction process. The effect of dye bath pH, salt concentration, dyeing time and temperature were studied. The optimal dyeing conditions where pH 4, 0 g/L salt, 60 min, and 80 °C. The COD and the ...

journal_title：Natural product research

authors： Dhahri H,Guesmi A,Ben Hamadi N

更新日期：2019-05-01 00:00:00