Anti-poliovirus activity of Nerium oleander aqueous extract.

abstract：:In this study, the efficiency of nanoporous aluminium wires as fibres for headspace solid-phase microextraction (HS-SPME) of volatile compounds from Lippia citriodora was investigated and compared with two anodised methods. The prepared fibres are durable with very good chemical and thermal stability which can be coup...

journal_title：Natural product research

authors： Nemati Kharajuo M,Piryaei M,Babashpour Asl M,Abolghasemi MM

更新日期：2017-02-01 00:00:00

abstract：:Morus nigra, popularly known as mulberry, has been traditionally used as anti-diabetic herbal medication. This study focused on hexane fraction from Brazilian M. nigra leaves (Hex-Mn) effects on digestion and absorption of carbohydrate in diabetic mice. The high-performance liquid chromatography (HPLC) analysis was pe...

journal_title：Natural product research

authors： Silva DHAD,Barbosa HM,Beltrão RLA,Silva CFO,Moura CA,Castro RN,Almeida JRGDS,Gomes DA,Lira EC

更新日期：2020-02-24 00:00:00

abstract：:Two novel natural metabolites, 3-O-butyl-(-)-epicatechin (1) and 3-O-butyl-(-)-epigallocatechin (2), as well as several known substances, (-)-epicatechin (3), (+)-gallocatechin (4), (-)-epigallocatechin (5), azadirachtin A (6), trilinolein (7) and octadecanoic acid-tetrahydrofuran-3,4-diyl ester (8), were isolated fro...

journal_title：Natural product research

authors： Cen-Pacheco F,Ortiz-Celiseo A,Peniche-Cardeña A,Bravo-Ruiz O,López-Fentanes FC,Valerio-Alfaro G,Fernández JJ

更新日期：2020-12-01 00:00:00

abstract：:The volatile components of Tuber liyuanum were determined by HS-SPME with GC-MS for the first time. The effects of different fibre coating, extraction time, extraction temperature and sample amount were studied to get optimal extraction conditions. The optimal conditions were SPME fibre of Carboxen/PDMS, extraction ti...

journal_title：Natural product research

authors： Liu C,Li Y

更新日期：2017-04-01 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：:The antiradical activity of the freshwater bryozoan Hyalinella punctata water extracts (two samples, seasonal collection) was evaluated by using electron paramagnetic resonance spectroscopy against hydroxyl (√OH), superoxide anion (√O2(- )), methoxy (√CH2OH), carbon-dioxide anion (√CO2(- )), nitric-oxide (√NO) and 2,2...

journal_title：Natural product research

authors： Pejin B,Savic AG,Hegedis A,Karaman I,Horvatovic M,Mojovic M

更新日期：2014-01-01 00:00:00

abstract：:A new 5-O-beta-D-glucopyranosyl-4-(4-hydroxyphenyl)-7-methoxy-2H-chromen-2-one (1), together with four known compounds, one coumarin, 5-O-beta-D-galactopyranosyl-4-(4-hydroxyphenyl)-7-methoxy-2H-chromen-2-one (2) and three cucurbitacins, 23,24-dihydrocucurbitacin F (3), 23,24-dihydro-25-acetylcucurbitacin F (4) and 2-...

journal_title：Natural product research

authors： Olmedo D,Rodríguez N,Vásquez Y,Solís PN,López-Pérez JL,Feliciano AS,Gupta MP

更新日期：2007-06-01 00:00:00

abstract：:Teucrium marum and T. subspinosum have been extracted with different polarity solvents, each crude extract was analysed with (1)H-NMR to compare the overall metabolic component. The polar extracts showed antioxidant activity in vitro. Verbascoside and arabinosyl-verbascoside were isolated and identified. Their concent...

journal_title：Natural product research

authors： Poli F,Serrilli AM,Scartezzini P,Muzzoli M,Maxia A,Ballero M,Serafini M,Bianco A

更新日期：2007-10-01 00:00:00

abstract：:This study was designed to characterise the effects of evodiamine on intestinal contractility and reveal the correlated mechanisms. Evodiamine (2.5-80.0 μM) increased normal jejunal contractility and jejunal hypocontractility established under a variety of experimental conditions. Evodiamine-exerted stimulatory effect...

journal_title：Natural product research

authors： Xiong YJ,Chen DP,Peng JY,Wang JY,Lv BC,Liu FF,Lin Y

更新日期：2015-01-01 00:00:00

abstract：:The extent of the microbial contamination of the seventeenth-century wall paintings in the nave of the old Church of the Holy Ascension (Veliki Krčimir, Serbia) was evaluated via newly implemented ATP bioluminescence method, and traditional cultivation-based method, utilising commercially available dip slides. To asse...

journal_title：Natural product research

authors： Unković N,Ljaljević Grbić M,Stupar M,Vukojević J,Subakov-Simić G,Jelikić A,Stanojević D

更新日期：2019-04-01 00:00:00

abstract：:Artemisia annua L. is an annual Eurasian desert-steppe plant. The composition of essential oils found in Artemisia annua from Russian (Buryatian) flora was analyzed in this work using gas chromatography mass-spectrometry method. Artemisia ketone, β-selinene, caryophyllene, caryophyllene oxide, germacrene D were the ma...

journal_title：Natural product research

authors： Zhigzhitzhapova SV,Dylenova EP,Gulyaev SM,Randalova TE,Taraskin VV,Tykheev ZA,Radnaeva LD

更新日期：2020-09-01 00:00:00

abstract：:Two new anthraquinone malonylglucosides polygonins A and B were isolated from Polygonum cuspidatum along with seven known compounds. The structures of 1 and 2 were elucidated based on their spectroscopic data. ...

journal_title：Natural product research

authors： Zhang H,Zhang QW,Wang L,Zhang XQ,Ye WC,Wang YT

更新日期：2012-01-01 00:00:00

abstract：:From the ethanolic extract of Lentinus edodes (Shiitake) eight known sterols were isolated and identified: ergosterol, ergosterol peroxide, (22E)-ergosta-5,7,9(11), 22-tetraen-3beta-ol, (22E)-ergosta-7,9(11),22-trien-3beta-ol, (22E)-ergosta-6,8,22-trien-3beta-ol, (22E)-norergosta-5,7,9,22-tetraen-3beta-ol, 3beta,5alph...

journal_title：Natural product research

authors： Rivera A,Benavides OL,Rios-Motta J

更新日期：2009-01-01 00:00:00

abstract：:Chronic administration of myricetin (100 and 300 mg kg⁻¹, p.o., for 4 weeks) isolated from Vitis vinifera (Vitaceae) ameliorated hypertension and oxidative stress induced by deoxycorticosterone acetate (DOCA)-salt in rats. Myricetin treatment reduced systolic blood pressure, vascular reactivity changes and reversed th...

journal_title：Natural product research

authors： Borde P,Mohan M,Kasture S

更新日期：2011-09-01 00:00:00

abstract：:Bioassay guided chemical investigation of the gorgonian Pacifigorgia senta led to the discovery of a new 19-oxygenated steroid, cholesta-5,24-diene-3β,7β,19-triol (1), as well as three known steroids (2-4). The structure of 1 was determined by extensive spectroscopic analysis, including NMR and MS spectra. All of the ...

journal_title：Natural product research

authors： Chen M,Han L,Zhang XL,Wang CY

更新日期：2016-06-01 00:00:00

abstract：:Antimicrobial potential of medicinal plants have been explored extensively these days. This study was carried out to evaluate the antibacterial potential from aerial parts of plant, called 'Annona senegalensis' and its constituents. Bioassay guided fractionation led to the isolation of four metabolites, (+)-catechin (...

journal_title：Natural product research

authors： Lall N,Kishore N,Bodiba D,More G,Tshikalange E,Kikuchi H,Oshima Y

更新日期：2017-08-01 00:00:00

abstract：:In this study, Moringa oleifera flower extract and a trypsin inhibitor (MoFTI) isolated from it were evaluated for anti-protozoal activity against Trypanosoma cruzi and cytotoxicity to mammalian cells. The presence of flavonoids was remarkable in the HPLC fingerprints of the extract at 254 and 360 nm. Amino acid seque...

journal_title：Natural product research

authors： Pontual EV,Pires-Neto DF,Fraige K,Higino TMM,Carvalho BEA,Alves NMP,Lima TA,Zingali RB,Coelho LCBB,Bolzani VS,Figueiredo RCBQ,Napoleão TH,Paiva PMG

更新日期：2018-12-01 00:00:00

abstract：:Investigation of the aerial parts of Vernonia leopoldii (Sch. Bip.) Vatke afforded a new lanostane-type triterpene along with known hirsutinolide-type sesquiterpene lactones and flavonoid glycosides, all are identified for the first time in this species. The new compound was identified as lanost-3β, 23S-dihydroxy-22(3...

journal_title：Natural product research

authors： Marzouk AM,Abd Elhalim OB

更新日期：2016-01-01 00:00:00

abstract：:The aim of this study was to investigate mercury accumulation in some species, caught in Mediterranean Sea, in the period between May and December 2015, and to compare it to the presence of Anisakis parasites. The samples were examined by direct mercury analyzer (DMA-80) for their Hg levels. The metal concentration wa...

journal_title：Natural product research

authors： Graci S,Collura R,Cammilleri G,Buscemi MD,Giangrosso G,Principato D,Gervasi T,Cicero N,Ferrantelli V

更新日期：2017-05-01 00:00:00

abstract：:Cyanamide (NH(2)CN) has recently been isolated as a plant growth inhibitor from Vicia villosa, which is the first discovery of cyanamide from natural sources. To reveal the presence of the biosynthesized cyanamide in plants, 3.4 mM potassium ((15)N)nitrate was administered to 15- to 35-day-old plants of V. villosa, fr...

journal_title：Natural product research

authors： Kamo T,Kato K,Hiradate S,Nakajima E,Fujii Y,Hirota M

更新日期：2006-05-10 00:00:00

abstract：:A new alkynol, platycodynol (1), identified as 2, 3, 9, 13, 14-pentahydroxy-4, 6-tetradecadiyne, along with six known compounds (2-7) were obtained from Platycodins folium for the first time. Their structures were elucidated with infrared (IR), ultraviolet (UV), 1D and 2D nuclear magnetic resonance (NMR) spectroscopic...

journal_title：Natural product research

authors： Wang C,Dong Q,Wu F,Li Z,Li P,Liu J,Wang F

更新日期：2020-01-17 00:00:00

abstract：:Formulations of traditional medicines are usually made up of a complex mixture of herbs. However, effective quality control methods in order to select materials of the right quality are lacking. 'Amukkara choornam' is a polyherbal Siddha formulation used for gastritis, spleen enlargement, leucorrhoea, hiccups, anaemia...

journal_title：Natural product research

authors： Patra KC,Singh B,Pareta S,Kumar KJ

更新日期：2010-12-01 00:00:00

abstract：:A new protein detector of 2,4,6-trinitrophenol (TNP, picric acid) is concisely reported herein for the first time. In brief, the gene of a specific scFv fragment, namely 3.5, was fused separately with the gene of β-lactamase and, subsequently, expressed in the periplasmic space of Escherichia coli, affording in such a...

journal_title：Natural product research

authors： Simonovic M,Mix T,Glumac M,Pejin B

更新日期：2020-12-18 00:00:00

abstract：:A new chalcone named as balanochalcone (1) together with eight known compounds, methyl caffeate (2), β-hydroxydihydrochalcone (3), methyl gallate (4), dimethyl-6,9,10-trihydroxybenzo[kl]xanthene-1,2-dicarboxylate (5), p-coumaric acid (6), quercetin (7), scopoletin (8) and pinoresinol (9) have been isolated from the et...

journal_title：Natural product research

authors： Quang DN,So TC,Thanh NTP,Hoa LTP,Dien PH,Luong TM,Tung NQ,Long LD,Dai TD,Tien NQ

更新日期：2018-04-01 00:00:00

abstract：:The mechanism of inhibition of jack bean and Bacillus pasteurii ureases was investigated by triacontanyl palmitate (1) which is a long-chain fatty ester and has been isolated from Symplocos racemosa Roxb. Lineweaver-Burk, Dixon plots, and their secondary replots showed that 1 is a non-competitive inhibitor of these en...

journal_title：Natural product research

authors： Lodhi MA,Abbasi MA,Choudhary MI,Ahmad VU

更新日期：2007-07-10 00:00:00

abstract：:A new flavonol glycoside named Sabiapside A (1), along with four known compounds, quercetin-3-O-gentiobioside (2), camellianoside (3), isobariclisin-3-O- rutinoside (4), tsubakioside A (5), was isolated from Sabia parviflora. Their structures were elucidated by extensive spectroscopic analysis including MS, UV, IR and...

journal_title：Natural product research

authors： Sun Q,Pan G,Xu W,Lu X,Bai C,Liu M,Chen Y

更新日期：2019-10-29 00:00:00

abstract：:Eight known abietane diterpenes (1-8) were isolated for the first time from Abies numidica cones (Pinaceae). The structures of all compounds were established by means of 1D and 2D NMR, and UV spectral analyses. The hydromethanolic extract of A. numidica cones was tested for its antimicrobial activity against 17 gram-p...

journal_title：Natural product research

authors： Belhadj Mostefa M,Abedini A,Voutquenne-Nazabadioko L,Gangloff SC,Kabouche A,Kabouche Z

更新日期：2017-03-01 00:00:00

abstract：:The emphasis of the present study is to evaluate a natural product and the potential microbicide activity using a dual chamber infection method. Malva sylvestris extracts and fractions were screened for anti-HIV activity by measuring the virus-antibody neutralization. Plant extracts with strong antiviral activity work...

journal_title：Natural product research

authors： Benso B,Rosalen PL,Pasetto S,Marquezin MCS,Freitas-Blanco V,Murata RM

更新日期：2019-08-20 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 γ-pyrone derivative, acrepyrone A (1), and three known sorbicillinoids, trichodimerol (2), dihydrotrichodimerol (3) and tetrahydrotrichodimerol (4) were isolated from an endophytic fungus, Acremonium citrinum SS-g13, harboured in the roots of the Chinese medicinal plant Fructus mori. Their structures were determ...

journal_title：Natural product research

authors： Peng XP,Li G,Ji LX,Li YX,Lou HX

更新日期：2020-04-01 00:00:00