Isoiridomyrmecin rich essential oil from Nepeta erecta Benth. and its antioxidant activity.

abstract：:Three new flavonol glycosides (1-3), hippophins K-M, were isolated from the seed residue of Hippophae rhamnoides subsp. sinensis. The chemical structures of these three new compounds were identified by 1D, 2D NMR, mass spectroscopy and high resolution electrospray ionization mass spectrometry spectroscopic data and by...

journal_title：Natural product research

authors： Chen C,Gao W,Ou-Yang DW,Zhang J,Kong DY

更新日期：2014-01-01 00:00:00

abstract：:Pseudomonas syringae pv. actinidiae (PSA) is the causal agent of bacterial canker of kiwifruit. It is very difficult to treat pandemic disease. The prolonged treatment with antibiotics, has resulted in failure and resistance and alternatives to conventional antimicrobial therapy are needed. The aim of our study was to...

journal_title：Natural product research

authors： Vavala E,Passariello C,Pepi F,Colone M,Garzoli S,Ragno R,Pirolli A,Stringaro A,Angiolella L

更新日期：2016-01-01 00:00:00

abstract：:Chemical diversity of the essential oils of twenty wild populations of Tanacetum polycephalum Sch. Bip., was investigated. The aerial parts of T. polycephalum were collected at full flowering stage from West Azerbaijan Province of Iran, air-dried; hydrodistilled to produce essential oils. The essential oils were analy...

journal_title：Natural product research

authors： Mojarrad M,Hosseini Sarghein S,Sonboli A

更新日期：2019-05-01 00:00:00

abstract：:Three allylbenzenes from Asiasarum heterotropoides, methyleugenol (1), elemicin (2) and gamma-asaron (3) showed suppressive effects on umu gene expression of the SOS response in the Salmonella typhimurium OY1001/1A2 umu test against the mutagen 2-amino-3,4-dimethylimidazo[4,5-f ]quinoline (MeIQ). Gene expression was s...

journal_title：Natural product research

authors： Miyazawa M,Kohno G,Okuno Y,Oda Y

更新日期：2006-06-01 00:00:00

abstract：:Salvia x jamensis J. Compton is a hybrid between Salvia greggii A. Gray and Salvia microphylla Kunt. In this study, we describe three hair types identified by Scanning Electron Microscopy. In the essential oil of the aerial parts of S. jamensis 56 different compounds were identified. The two main constituents were β-c...

journal_title：Natural product research

authors： Fraternale D,Albertini MC,Rudov A,Flamini G,Ricci D,Bisio A,Battistelli M,Accorsi A

更新日期：2013-01-01 00:00:00

abstract：:Pressafonin A (1) and pressafonin B (2), two new Michelia monoterpenic esters, have been isolated from Michelia compressa (Maxim.) Sargent var. formosana Kanehira (Magnoliaceae), and their structures are determined on the basis of spectroscopic analysis. ...

journal_title：Natural product research

authors： Cheng MJ,Lo WL,Huang JC,Yeh YT,Hong ZL,Lu YC,Chang MS,Chen CY

更新日期：2010-04-01 00:00:00

abstract：:Twenty-one phenolic compounds (1-21) including dihydrocinnamic acid, isoflavonoids, flavonoids, coumestans, pterocarpans, chalcones, isoflavan and isoflaven, were isolated from the roots of Glycyrrhiza pallidiflora Maxim. Phloretinic acid (1), chrysin (6), 9-methoxycoumestan (8), isoglycyrol (9), 6″-O-acetylanonin (19...

journal_title：Natural product research

authors： Shults EE,Shakirov MM,Pokrovsky MA,Petrova TN,Pokrovsky AG,Gorovoy PG

更新日期：2017-02-01 00:00:00

abstract：:Phenolics were extracted from powdered pomegranate peel using water, methanol, acetone and ethyl acetate (EtOAc), respectively. The antiliperoxidant activity of the extracts on lard was studied by peroxide value method. All the extracts showed enhanced inhibitory effect on lard peroxidation with the increase of phenol...

journal_title：Natural product research

authors： Zhang Q,Jia D,Yao K

更新日期：2007-03-01 00:00:00

abstract：:A new 1,4-phenanthraquinone was isolated from the roots of Menispermum dauricum. The structure was elucidated as 7-hydroxy-3,6-dimethoxy-1,4-phenanthraquinone on the basis of spectral evidence. ...

journal_title：Natural product research

authors： Zhang ZJ,Zhang XQ,Ye WC,Wang Y,Che CT,Zhao SX

更新日期：2004-08-01 00:00:00

abstract：:Chronic neuroinflammation is a key component of many neurodegenerative disorders. Chronic activation of this process produces pro-inflammatory cytokines, prostaglandins and reactive oxygen species that induce brain injury and neuronal dysfunction. Agave species contain saponins, compounds with anti-inflammatory activi...

journal_title：Natural product research

authors： Herrera-Ruiz M,Jiménez-Ferrer E,Tortoriello J,Zamilpa A,Alegría-Herrera E,Jiménez-Aparicio AR,Arenas-Ocampo ML,Martínez-Duncker I,Monterrosas-Brisson N

更新日期：2019-05-14 00:00:00

abstract：:Epicatechin (EC) is the most effective compound in Euonymus alatus (Thunb.)Sieb, and possesses a series of benefits, including anti-inflammatory, antioxidant, antiobesity and anticancer effects. In this study, we investigated the protective effects of EC in Acetaminophen(N-acetyl-p-aminophenol, APAP)-induced acute liv...

journal_title：Natural product research

authors： Wu H,Xie Y,Xu Y,Hu Z,Wan X,Huang H,Huang D

更新日期：2020-03-01 00:00:00

abstract：:Specimens of the cosmopolitan sea hare Aplysia parvula, collected in the Tsistsikamma National Park on the south-east coast of South Africa yielded the new dibromo-C15-acetogenin, (3Z)-bromofucin (1). Standard spectroscopic methods were used to establish the structure of this compound. ...

journal_title：Natural product research

authors： McPhail KL,Davies-Coleman MT

更新日期：2005-07-01 00:00:00

abstract：:Using a bioactivity-guided fractionation procedure, five cembranolides, 11-epi-sinulariolide acetate (1), 11-dehydrosinulariolide (2), sinulariolide (3), dihydrosinularin (4), and 3,4:8,11-bisepoxy-7-acetoxycembra-15(17)-en-1,12-olide (5), along with two nucleosides, 2'-deoxyadenosine and thymidine, were isolated from...

journal_title：Natural product research

authors： Hsieh PW,Chang FR,McPhail AT,Lee KH,Wu YC

更新日期：2003-12-01 00:00:00

abstract：:Studies were made to increase the yield of piperine extraction using Naviglio Extractor® solid-liquid dynamic extractor (SLDE) from fruits of Piper longum. The effects of ratio w/v were investigated and optimised for the best method. The maximum yield of piperine (317.7 mg/g) from P. longum fruits was obtained in SLDE...

journal_title：Natural product research

authors： Gigliarelli G,Pagiotti R,Persia D,Marcotullio MC

更新日期：2017-01-01 00:00:00

abstract：:Phebaclavin I, a novel 3-prenylated coumarin, was isolated from the aerial parts of Phebalium aff. tuberculosum (Rutaceae) together with five known related compounds, Phebaclavin A, B, D, G, H. The structure of phebaclavin I was established by spectroscopic methods. Several other known coumarins were obtained, includi...

journal_title：Natural product research

authors： Roux D,Muyard F,Girard C,Colombain M,Tillequin F,Waterman PG,Bévalot F

更新日期：2006-03-01 00:00:00

abstract：:In the case of Achillea wilhelmsii, 30 compounds were identified representing 94.48% of the total oil with a yield of 0.82% w/w. The major constituents of the oil were described as α-thujene (6.11%), α-pinene (5.11%), sabinene (5.23%), p-cymene (7%), 1,8-cineole (6%), linalool (10%), camphor (8.43%), thymol (18.98%) a...

journal_title：Natural product research

authors： Kazemi M,Rostami H

更新日期：2015-02-01 00:00:00

abstract：:The anti-enteroviral activity of three stilbenoids isolated from the leaves of Macaranga barteri was investigated using the cytopathic effect reduction assay. The stilbenes were inactive against echovirus E13 but showed activity against echoviruses E7 and E19. In particular, vedelianin (2), schweinfurthin G (3) and ma...

journal_title：Natural product research

authors： Segun PA,Ogbole OO,Akinleye TE,Faleye TOC,Adeniji AJ

更新日期：2019-07-25 00:00:00

abstract：:Four fractions were prepared from the crude extract of Caesalpinia minax Hance and the inhibitory activity of nitric oxide (NO) production release of RAW 264.7 cells stimulated by lipopolysaccharide (LPS) was evaluated. The ethyl acetate (EtOAc) fraction showed obvious inhibitory effect. Bioassay-guided fractionation ...

journal_title：Natural product research

authors： Liu Q,Bai B,Yang DP,Peng SY,Zhu LP,Luo MH,Zhao ZM

更新日期：2018-04-01 00:00:00

abstract：:This paper aims to investigate, for the first time, physicochemical characteristics and antioxidant capacity of Psidium myrtoides ripe and unripe fruit. In addition, essential oil was extracted from fresh leaves (PM-EO) collected in dry and rainy seasons to investigate the influence of seasonality and, after that, to ...

journal_title：Natural product research

authors： Dias ALB,Batista HRF,Sousa WC,Bailão EFLC,Rocha JD,Sperandio EM,Fernandes CC,Souchie EL,Miranda MLD

更新日期：2020-11-09 00:00:00

abstract：:Two diketopiperazines were isolated from a culture of the marine-derived actinomycete Streptomyces sp. ZZ446. Their structures were elucidated as maculosin (1) and maculosin-O-α-L-rhamnopyranoside (2) based on their NMR and HRESIMS data, specific rotation, and chemical degradation. Maculosin-O-α-L-rhamnopyranoside (2)...

journal_title：Natural product research

authors： Chen S,Zhang D,Chen M,Zhang Z,Lian XY

更新日期：2020-04-01 00:00:00

abstract：:A new β-tetralonyl glucoside, methylberchemiaside (1), along with five known compounds (2-6) were isolated from a fungus Colletotrichum sp . GDMU-1 derived from the leaves of Santalum album. Their structures were determined by detailed analysis of spectroscopic data. All compounds were tested for the inhibitory effect...

journal_title：Natural product research

authors： Liu W,Chen S,Li J,Yang X,Yan C,Liu H

更新日期：2019-02-01 00:00:00

abstract：:The aims of the present study were to determine the antibacterial activity of bark extract of Cryptomeria japonica D. Don and to isolate potential antibacterial constituents. The results showed that the ethanolic extract of C. japonica bark possessed a good antibacterial activity. Nine compounds including seven diterp...

journal_title：Natural product research

authors： Li WH,Chang ST,Chang SC,Chang HT

更新日期：2008-01-01 00:00:00

abstract：:Natural products, especially plants, have been investigated as sources of new substances with antimicrobial properties. In this context, the Myrcia genus is extensively researched for presenting such activities. This work aims to evaluate the antifungal, antibacterial, and antioxidant properties of extracts and fracti...

journal_title：Natural product research

authors： Gatto LJ,Veiga A,Gribner C,Moura PF,Rech KS,Murakami FS,Dias JFG,Miguel OG,Miguel MD

更新日期：2020-07-13 00:00:00

abstract：:Artemisia alba Turra (Asteraceae) is an Euro-Mediterranean plant used in Veneto (North-East of Italy) as traditional medicine for the treatment of various diseases. A. alba is a taxonomically problematic species, characterised by common polymorphism leading to a quite high variability in secondary metabolites content....

journal_title：Natural product research

authors： Peron G,Baldan V,Sut S,Faggian M,Roccabruna L,Zanini D,Manzini P,Maggi F,Dall'Acqua S

更新日期：2017-08-01 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：:A new rare lumazine peptide, penilumamide E (1), together with 13 known compounds (2-14) were isolated from the fungus Aspergillus terreus. Their structures were identified by spectroscopic techniques. The relative configuration of 1 was confirmed by single-crystal X-ray diffraction analysis. Compound 10 exhibited ant...

journal_title：Natural product research

authors： Chaiyosang B,Kanokmedhakul K,Boonmak J,Youngme S,Kukongviriyapan V,Soytong K,Kanokmedhakul S

更新日期：2016-01-01 00:00:00

abstract：:In the present study, evaluation of the antiproliferative activity of Pachypodium lamerei Drake leaves (family Apocyaceae) against human breast cancer cell lines MDA-MB-231 was done for the total methanolic extract, crude alkaloidal mixture and ursolic acid using the MTT colorimetric assay. The methanolic extract show...

journal_title：Natural product research

authors： Mina SA,Mohamed SA,Melek FR,Abd El-Khalik SM

更新日期：2020-05-01 00:00:00

abstract：:This article presents the very first phytochemical investigation on new species Tripleurospermum insularum Inceer & Hayırlıoglu-Ayaz. The volatile profile of odorous parts of the plant was analysed by GC/MS, and compounds were identified in headspace and essential oil obtained from aerial parts, representing 70.81% an...

journal_title：Natural product research

authors： Ćavar Zeljković S,Ayaz FA,Inceer H,Hayirlioglu-Ayaz S,Colak N

更新日期：2015-02-01 00:00:00

abstract：:Essential oil from Cochlospermum regium (Schrank) Pilg. leaves (CR-EO) has been extracted by hydrodistillation; we analysed the CR-EO by gas chromatography coupled with mass spectrometry. We also conducted histochemical analysis on cross-sections of the central vein of young and adult leaves. A total of 32 compounds w...

journal_title：Natural product research

authors： Inácio MC,Paz TA,Bertoni BW,Vieira MA,Marques MO,Pereira AM

更新日期：2014-01-01 00:00:00

abstract：:One new tirucallane-type nortriterpenoid Nortirucallane A (1), together with Chrysoeriol (2) and Isorhamnetin (3), was isolated from the methylene chloride part of Lonicerae japonicae flos. Their structures were elucidated by the detailed analysis of comprehensive spectroscopic data. Compound 3 was isolated from the g...

journal_title：Natural product research

authors： Wang X,Zhang J,Li YQ,Du BX,Sun QH,Cao YJ,Jiang HQ,Liu YH,Zhou HL,Rong R

更新日期：2017-10-01 00:00:00