Two new flavanone glycosides from Veratrum nigrum L.

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：:The aryltetralin lignans 6-methoxypodophyllotoxin, 5'-demethoxy-6-methoxypodophyllotoxin as well as the corresponding 8'-epimers 6-methoxypicropodophyllin, and 5'-demethoxy-6-methoxypicropodophyllin were isolated from suspension cultures of Linum cariense, and 4'-demethyl-6-methoxypodophyllotoxin together with 6-metho...

journal_title：Natural product research

authors： Konuklugil B,Ionkova I,Vasilev N,Schmidt TJ,Windhövel J,Fuss E,Alfermann AW

更新日期：2007-01-01 00:00:00

abstract：:Besides the chemotaxonomic value, nowadays determination of biodiversity and chemical variability has a commercial impact. The exact identity of raw material and constituents of botanical products, such as food supplements or herbal remedies, is a very important argument, being the real prerequisite for quality contro...

journal_title：Natural product research

authors： Toniolo C,Nicoletti M,Maggi F,Venditti A

更新日期：2014-01-01 00:00:00

abstract：:The latex of Ficus carica Linn. (Moraceae) has been shown to possess antiviral properties against some human viruses. To determine the ability of F. carica latex (F-latex) to interfere with the infection of caprine herpesvirus-1 (CpHV-1) in vitro, F-latex was resuspended in culture media containing 1% ethanol and was ...

journal_title：Natural product research

authors： Camero M,Marinaro M,Lovero A,Elia G,Losurdo M,Buonavoglia C,Tempesta M

更新日期：2014-01-01 00:00:00

abstract：:In this investigation, the effect of Matricaria chamomilla extract on linear incisional wound healing was studied. Thirty male Wistar rats were subjected to a linear 3 cm incision made over the skin of the back. The animals were randomly divided into three experimental groups, as control, olive oil, and treatment. Con...

journal_title：Natural product research

authors： Jarrahi M,Vafaei AA,Taherian AA,Miladi H,Rashidi Pour A

更新日期：2010-05-01 00:00:00

abstract：:The subfamily Asclepiadoideae (Apocynaceae) and the closely-related Periplocoideae are sources of many indigenous Indian medicinal plants. We surveyed antioxidant properties and total phenolic and flavonoid contents of 15 samples, representing 12 Indian medicinal plant species from these subfamilies. Total antioxidant...

journal_title：Natural product research

authors： Surveswaran S,Cai YZ,Xing J,Corke H,Sun M

更新日期：2010-02-01 00:00:00

abstract：:A new β-hydroxydihydrochalcone glycoside named ziganin (1) and a new acylated flavonol glycoside named isorhamnetin-3-O-α-L-(2″,3″-di-O-trans-coumaroyl)-rhamnopyranoside) (2), along with two known flavonoid glycosides, a β-hydroxydihydrochalcone glycoside, a hydroxybenzoic acid derivative, a trinorguaiane type sesquit...

journal_title：Natural product research

authors： Özbek H,Güvenalp Z,Kuruüzüm-Uz AE,Kazaz C,Demirezer LÖ

更新日期：2016-01-01 00:00:00

abstract：:A new flavonoid, dihydroglychalcone-A, was isolated from the leaves extract of Glycosmis chlorosperma in addition to two known sulphur-containing amides, dambullin and gerambullin. The structure of the new compound was assigned as 2'-hydroxy-4,6'-dimethoxy-3',4'-(2",2"-dimethylpyrano)dihydrochalcone. The extract of th...

journal_title：Natural product research

authors： Rahmani M,Leng KW,Ismail HB,Hin TY,Sukari MA,Ali AM,Kulip J

更新日期：2004-02-01 00:00:00

abstract：:A new sesquiterpeniod, 6alpha, 7alpha, 10alpha-trihydroxyisoducane (1), together with two known sesquiterpenoids, oplodiol (2) and oplopanone (3), were isolated from the chloroform extract of the rhizomes of Homalomena occulta. Their structures were elucidated by 1D and 2D NMR spectral interpretation. ...

journal_title：Natural product research

authors： Hu YM,Yang ZL,Wang H,Ye WC

更新日期：2009-01-01 00:00:00

abstract：:The aim of this work was to provide information about kinetin effects on chemical volatile profile of Curcuma zedoaria (Christm.) Roscoe after several days of plant dormancy release. Rhizomes of C. zedoaria were immersed in four kinetin concentrations (0, 50, 100, 150 mg ml-1, n = 12 by each concentration) for 30 min....

journal_title：Natural product research

authors： Portella RO,Marques MOM,Ono EO,Silva PSSD,Fernandes AM,de Almeida LFR

更新日期：2020-02-21 00:00:00

abstract：:The chemical composition of the volatile extract (yield ≈ 0.13%, v/w) from the bark of Quercus leucotrichophora (Fagaceae) was analysed for the first time by GC-MS. Twenty-three constituents, amounting to 93.0% of the total detected contents of the volatile extract, were identified. The volatile extract contained appr...

journal_title：Natural product research

authors： Sati SC,Sati N,Sati OP,Biswas D,Chauhan BS

更新日期：2012-01-01 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：:One new iridoid glycoside, 6',10-di-O-(4-hydroxybenzoyl) aucubin (1), together with ten known compounds, including five diterpenoids (2-6), two triterpene glucosides (7-8) and three methoxylated flavonoids (9-11) were isolated from the fruits of Vitex rotundifolia. Compounds (3, 4, 7, and 8) were reported for the firs...

journal_title：Natural product research

authors： Zhao YY,Guo L,Cao LJ,Zhang J,Yin ZQ

更新日期：2017-11-01 00:00:00

abstract：:Two Streptomyces spp. strains responsible for potato common scab infections in Uruguay which do not produce diketopiperazines were identified through whole-genome sequencing, and the virulence factor produced by one of them was isolated and characterized. Phylogenetic analysis showed that both pathogenic strains can b...

journal_title：Natural product research

authors： Lapaz MI,López A,Huguet-Tapia JC,Pérez-Baldassari MF,Iglesias C,Loria R,Moyna G,Pianzzola MJ

更新日期：2019-10-01 00:00:00

abstract：:The CDC25 phosphatases regulate the cell division cycle by controlling the activity of cyclin-dependent kinases. While screening for inhibitors of phosphatases among natural products we repeatedly found that some polyprenyl-hydroquinones and polyprenyl-furans (furanoterpenoids) (furospongins, furospinosulins) were pot...

journal_title：Natural product research

authors： Erdogan-Orhan I,Sener B,de Rosa S,Perez-Baz J,Lozach O,Leost M,Rakhilin S,Meijer L

更新日期：2004-02-01 00:00:00

abstract：:Three new aconitine-type C19-diterpenoid alkaloids, taipeinines A-C (1-3), were isolated from the roots of Aconitum taipaicum. The chemical structures of these three compounds were established as (1α,6α,8α,14α,16α)-20-ethyl-8,14-dihydroxy-1,6,16-trimethoxy-4-(methoxymethyl)-aconitane (1), (1α,6α,8α,14α,16β)-20-ethyl-8...

journal_title：Natural product research

authors： Guo ZJ,Xu Y,Zhang H,Li MY,Xi K

更新日期：2014-01-01 00:00:00

abstract：:From the aerial parts of Citharexylum spinosum L., one new iridoid glucoside, the 7-ss-O-acetate (1) of lamiide, along with four known iridoid glucosides, lamiide (2), lamiidoside (3), duranterectoside C (4), 8-epiloganin (5) and one known lignan glucoside (+)-lyonirenisol-3a-O-ss-D-glucopyranoside (6) were isolated. ...

journal_title：Natural product research

authors： Balázs B,Tóth G,Duddeck H,Soliman HS

更新日期：2006-02-01 00:00:00

abstract：:A new isocoumarin, along with 10 known compounds, was isolated from the aerial parts of Aconitum gymnandrum. Their structures were elucidated by spectroscopic methods including extensive 1D and 2D NMR techniques. Among the known compounds, compound 11 was obtained as a natural product for the first time, which was pre...

journal_title：Natural product research

authors： Zhao JQ,Wang YM,Wang S,Dang J,Shi YP,Mei LJ,Tao YD

更新日期：2016-08-01 00:00:00

abstract：:Oregano (Origanum vulgare L.) is a common aromatic plant used in Mediterranean and Asian Regions for treating respiratory diseases, painful menstruation, rheumatoid arthritis, etc. Recently its role as an anticancer plant has been suggested, although oregano has been never evaluated into adrenocortical tumour cell mod...

journal_title：Natural product research

authors： Rubin B,Manso J,Monticelli H,Bertazza L,Redaelli M,Sensi F,Zorzan M,Scaroni C,Mian C,Iacobone M,Armanini D,Bertolini C,Barollo S,Boscaro M,Pezzani R

更新日期：2019-06-01 00:00:00

abstract：:A new diterpenoid glycoside, 14,15-dinor-labdan-13-one-8-O-alpha-L-arabinopyranoside (1), was isolated from Conyza blinii. The structure of this new arabinoside was elucidated on the basis of extensive NMR and HRMS spectroscopy. In addition, the presence of 3R-hydroxyoctadecanoic acid in C. blinii was reported for the...

journal_title：Natural product research

authors： Su Y,Chen L,Wang D,Chai X,Guo D

更新日期：2008-04-15 00:00:00

abstract：:Two new polyketides, purpurofuranone (1) and purpuropyranone (2), were isolated along with the known polyketides, cillifuranone (3) and taiwapyrone (4), from a mutant BD-3n-1 derived from the diethyl sulfate (DES) mutagenesis of a marine-derived Penicillium purpurogenum G59. The structures of 1 and 2 were elucidated b...

journal_title：Natural product research

authors： Wu CJ,Qiao H,Cui CB,Yang Y,Xu R,Sun CX,Li DH,Li CW

更新日期：2019-10-01 00:00:00

abstract：:A new isoflavone glycoside, named 3'-hydroxytectorigenin-7-O-β-D-xylosyl-(1→6)-β-D-glucopyranoside (1) was isolated from the flowers of Pueraria montana var. lobata (Willd.) Sanjappa & Pradeep. The structure of compound 1 was characterised by HR-ESI-MS and NMR spectroscopic methods. In radical scavenging activity test...

journal_title：Natural product research

authors： Ma Y,Shang Y,Zhong Z,Zhang Y,Yang Y,Feng J,Wei Z

更新日期：2019-08-21 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：:Chemical investigation of the Red Sea sponge Dragmacidon coccinea led to the isolation of a new nucleoside, dragmacidoside (1), along with eight known compounds: adenosine (2), inosine (3), deoxycytidine (4), methyl-α-d-glucopyranoside (5), clionasterol (6), stigmasterol (7), campesterol (8) and brassicasterol (9). Th...

journal_title：Natural product research

authors： Abou-Hussein DR,Badr JM,Youssef DT

更新日期：2014-01-01 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：:The leaves of Alchornea floribunda and Alchornea cordifolia are used traditionally as topical anti-inflammatory agents. In this study, two highly lipophilic fractions AFLF and ACLF isolated from A. floribunda and A. cordifolia leaves respectively were investigated for topical anti-inflammatory effects using xylene-ind...

journal_title：Natural product research

authors： Okoye FB,Osadebe PO,Nworu CS,Okoye NN,Omeje EO,Esimone CO

更新日期：2011-12-01 00:00:00

abstract：:Waste deriving from food and agro-industries is a growing problem in our modern society. In order to reduce food waste and its associated impacts over the environment and public health, innovative strategies for the conversion of food wastes in added value products are studied. Whey is one of the prominent waste deriv...

journal_title：Natural product research

authors： Gervasi T,Pellizzeri V,Benameur Q,Gervasi C,Santini A,Cicero N,Dugo G

更新日期：2018-07-01 00:00:00

abstract：:Extracts obtained from Cyrtocarpa procera Kunth were evaluated to determine their toxicity on Artemia salina Leach. All the extracts showed a significant activity. Bioguided fractionation of these extracts led to the isolation of beta-sitosterol and the identification of 1,3-propyl-dipentadecanoate, 3-hydroxypropyl-9-...

journal_title：Natural product research

authors： Rodríguez-López V,Aguirre-Crespo F,Salazar L,Estrada-Soto S

更新日期：2006-01-01 00:00:00

abstract：:Two new ent-atisanes ent-1β,3β,16β,17-tetrahydroxyatisane (1), ent-1β,3α,16β,17-tetrahydroxyatisane (2) together with 11 known diterpenes were isolated from the anti-tumour activity fraction of Euphorbia fischeriana Steud. The compounds were identified by detailed spectroscopic analysis, including extensive 2D-NMR exp...

journal_title：Natural product research

authors： Wang M,Wang Q,Wei Q,Li J,Guo C,Yang B,Kuang H

更新日期：2016-01-01 00:00:00

abstract：:A new eremophilane sesquiterpene, capnodiumone (1), along with five known eremophilane sesquiterpenes (2-6) and eight other compounds (7-14), have been isolated from a mangrove-associated fungus Capnodium sp. SZ-F22. The chemical structures were elucidated on the basis of extensive spectroscopic analysis. The broth ex...

journal_title：Natural product research

authors： He H,Ma Z,Wang Q,Liu Y,Xu H

更新日期：2016-07-01 00:00:00