Estimation of the influence of the environmental factors on the accumulation of phytochemicals and antioxidant capacity in the ivy leaves (Hedera helix L.).

abstract：:Supported by a growing increase of scientific research attesting the health properties of salvia species, we have decided to investigate nine Salvia namely Salvia sclarea, Salvia atropatana, Salvia sahendica, Salvia hydrangea, Salvia xanthocheila, Salvia macrosiphon, Salvia glutinosa, Salvia chloroleuca and Salvia cer...

journal_title：Natural product research

authors： Loizzo MR,Abouali M,Salehi P,Sonboli A,Kanani M,Menichini F,Tundis R

更新日期：2014-01-01 00:00:00

abstract：:The optimisation of nutritional requirements for dopamine (DA) synthesis by calcium alginate-entrapped mutant variant of Aspergillus oryzae EMS-6 using submerged fermentation technique was investigated. A total of 13 strains were isolated from soil. Isolate I-2 was selected as a better producer of DA and improved by e...

journal_title：Natural product research

authors： Ali S,Nawaz W

更新日期：2017-02-01 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：:Monoterpene glycosides have been isolated from the ethyl acetate soluble fraction of Indigofera hetrantha and their structures assigned to be 3,7-dimethyl-2(E),6-octadien-5-one-1-O-beta-D-6-O-acetylglucopyranoside (1) and 3,7-dimethyl-2(E), 6-octadien-5-one-1-O-[-beta-D-6''-O-acetylglucopyra-nosyl (1'' --> 6')-beta-D-...

journal_title：Natural product research

authors： Mehmood S,Aziz-Ur-Rahman,Ahmad Z,Afza N,Malik A,Ahmad H,Choudhary MI

更新日期：2008-01-01 00:00:00

abstract：:The stems of Cinnamomum reticulatum Hay (Lauraceae) were extracted with hexane and chloroform successively. A series of new esters, including a mixture of 4-hydroxy-3-methoxyphenethyl derivatives, along with two butanolides, isoobtusilactone A and obtusilactone A, two amides, N-trans-feruloylmethoxytyramine and N-cis-...

journal_title：Natural product research

authors： Lin IJ,Lo WL,Chia YC,Huang LY,Cham TM,Tseng WS,Yeh YT,Yeh HC,Wang YD,Chen CY

更新日期：2010-05-01 00:00:00

abstract：:Loliolide content was determined in 13 marine algae including red, brown and green algae collected from the Black Sea, the Dardanelles and the Aegean Sea. Identification and quantification were performed by gas chromatography-mass spectrometry. The loliolide content in green alga is 1.76 microg g(-1), ranges from 0.14...

journal_title：Natural product research

authors： Percot A,Yalcin A,Aysel V,Erduğan H,Dural B,Güven KC

更新日期：2009-01-01 00:00:00

abstract：:Two new C13-norsesquiterpenes claulanterpene A (1) and B (2), together with two known sesquiterpenes (3-4), were isolated from methanol extract of the stem and leaf of Clausena lansium collected from Qingyuan county, Guangdong Province, China. Their structures were elucidated on the base of extensive spectroscopic ana...

journal_title：Natural product research

authors： Liu XY,Fu XX,Li YY,Xiong ZH,Li BT,Peng WW

更新日期：2020-03-25 00:00:00

abstract：:Members of the family Zygophyllaceae are distributed in arid areas of the world and are traditionally used against various health insults ranging from skin lesions to lethal cancer. Fagonia cretica Linn. is a plant having novel compounds responsive in diseases that are still considered as incurable or are curable with...

journal_title：Natural product research

authors： Qureshi H,Asif S,Ahmed H,Al-Kahtani HA,Hayat K

更新日期：2016-01-01 00:00:00

abstract：:A phytochemical investigation of the MeOH extract of twigs and leaves of Tephrosia preussi was carried out to give a new kaempferol triglycoside, named tephrokaempferoside (1), together with five known compounds: tephrosin (2), betulinic acid (3), lupeol (4), β-sitosterol (5) and 3-O-β-d-glucopyranoside of β-sitostero...

journal_title：Natural product research

authors： Mba Nguekeu YM,Awouafack MD,Tane P,Nguedia Lando MR,Kodama T,Morita H

更新日期：2017-11-01 00:00:00

abstract：:The present study explored the schizonticidal potential of traditionally used Magnolia champaca (L.) Baill. ex. Pierre flowers, identifying constituents of interest. The extraction of phytoconstituents was carried out by microwave-assisted technique, isolated via column chromatography, and characterised by various phy...

journal_title：Natural product research

authors： Mehrotra E,Vishwakarma J,Tripathi AC,Sonar PK,Saraf SK

更新日期：2019-02-01 00:00:00

abstract：:In this study, phytochemical composition, antioxidant, enzyme inhibition and cytotoxic activities of methanol and dichloromethane (DCM) extracts of Bougainvillea glabra (B. glabra) flowers were investigated. Methanol extract was found to have higher total bioactive contents and UHPLC-MS analysis of methanol extract re...

journal_title：Natural product research

authors： Saleem H,Htar TT,Naidu R,Zengin G,Ahmad I,Ahemad N

更新日期：2020-09-01 00:00:00

abstract：:One known bis-indole alkaloid-voacamine was isolated from Voacanga africana Stapf and Surface Plasmon Resonance imaging (SPRi) exprement showed that this alkaloid could be combine with Protein Tyrosine Phosphatase1B (PTP1B). Then the PTP1B activity inhibition experiment display that the compound showed an outstanding ...

journal_title：Natural product research

authors： Wang YQ,Li HX,Liu XC,Zhao JS,Liu RQ,Huai WY,Ding WJ,Zhang TE,Deng Y

更新日期：2019-12-01 00:00:00

abstract：:A high performance liquid chromatography-time-of-flight-mass spectrometry (HPLC-TOF-MS) method was developed for analysing the chemical constituents in Hedyotis diffusa, which is widely used as a traditional Chinese medicine (TCM) in the field of cancer treatment. The compounds were identified either by comparing the ...

journal_title：Natural product research

authors： Wang X,Cheng W,Yao X,Guo X

更新日期：2012-01-01 00:00:00

abstract：:A series of 4-hydroxy-3,4-dialkyl-2,6-diaryl-piperidine (7-12) have been synthesised by reduction of 3-alkyl-2,6-diarylpiperidin-4-one using the Grignard reagent. Structural assignments and conformational analysis of the compounds were established based on the spectral studies. All the piperdin-4-ol derivatives (7-12)...

journal_title：Natural product research

authors： Maruthavanan T,Venkatesan P

更新日期：2013-01-01 00:00:00

abstract：:Bothrops jararacussu venom's (Bj2015) batch was biomonitored quarterly for one year to assess phospholipase A2 (PLA2) activity, immunogenicity, neurotoxicity, and myotoxicity. In silico models were applied to evaluate losses using decay model and recoveries by predictive trend analysis. Mice were immunized with Bj2015...

journal_title：Natural product research

authors： Oliveira ICF,Mora AD,Neto JB,de Oliveira ÁL,Harder C,Hanai-Yoshida VM,Cogo JC,Floriano RS,Bonventi Junior W,Oliveira SJ,Oshima-Franco Y

更新日期：2019-08-01 00:00:00

abstract：:A phytochemical investigation on Lagotis brevituba led to the isolation and characterisation of 11 phenolic compounds: p-hydroxy-benzoic acid 1, methyl 3,4-dihydroxybenzoate 2, vanillic acid 3, protocatechuic acid 4, caffeic acid 5, glucose ester of (E)-ferulic acid 6, p-coumaric acid 7, vanillin 8, diosmetin-7-O-β-d-...

journal_title：Natural product research

authors： Yuan X,Wen H,Cui Y,Fan M,Liu Z,Mei L,Shao Y,Wang Y,Tao Y

更新日期：2017-02-01 00:00:00

abstract：:In this study, Box-Behnken Design was used to optimize the ultrasonic extraction of polysaccharides from quince peels (QPPs) by ascorbic acid and the effect of extraction temperature, extraction time and pH was evaluated. Under optimized conditions of temperature 90 °C, 60 min sonication time and pH = 3.26, the extrac...

journal_title：Natural product research

authors： Dammak MI,Mzoughi Z,Chakroun I,Mansour HB,Le Cerf D,Majdoub H

更新日期：2020-05-01 00:00:00

abstract：:The chemical composition of the methanol extract obtained from Araucaria cunninghamii Sweet. bark was determined by GC-MS analysis with its antioxidant and antibacterial potential, for the first time. A total of 73 compounds were identified and the extract was strongly characterised by Viridiflorene; Androstan-17-one,...

journal_title：Natural product research

authors： Kumar P,Sati SC,Khulbe K,Pant P,Tripathi AN,Sarvendra K

更新日期：2020-11-29 00:00:00

abstract：:Ocimum is a genus of aromatic herbs, undershurbs or shrubs distributed in the tropical and warm temperate regions of the world. Larvicidal activity of essential oils and different extracts of O. sanctum, O. basilicum and O. gratissimum were compared on laboratory reared and field collected larvae of Culex quinquefasci...

journal_title：Natural product research

authors： Rajamma AJ,Dubey S,Sateesha SB,Tiwari SN,Ghosh SK

更新日期：2011-12-01 00:00:00

abstract：:Moringa oleifera Lam. family Moringaceae is well known for a wide range of biological activities and a complex phytochemical composition. The current study investigates tissue culture protocols for Moringa oleifera leaves and seeds. For static culture initiation, Murashige and skooge (MS) as a basal medium with hormon...

journal_title：Natural product research

authors： Mustafa R,El-Naggar EMB,Svajdlenka E,Omran G,ELFiky F,El-Hawiet A

更新日期：2020-03-25 00:00:00

abstract：:Phenolic acids, a sub-class of polyphenols, are widely studied. By contrary, 3,4-dihydroxyphenylacetic acid is scarcely studied. For this purpose, a series of 3,4-dihydroxyphenylacetic acid ester and amide derivatives/conjugates were synthesised for the first time. A systematic study has been performed to quantitative...

journal_title：Natural product research

authors： Pagoni A,Vassiliou S

更新日期：2018-06-01 00:00:00

abstract：:This study was designed to investigate possible antidepressant-like effects of the extract prepared from the flowers of Hypericum montbretti Spach. (Guttiferae, Clusiaceae). Phytochemical constituents of the methanolic extract were analysed by HPLC method. The main flavonoid component was detected as rutin, and anothe...

journal_title：Natural product research

authors： Can OD,Ismail IB,Oztürk Y,Oztürk N,Potoğlu-Erkara I,Sagratini G,Ricciutelli M,Vittori S,Maggi F

更新日期：2011-09-01 00:00:00

abstract：:The chemical investigation of whole plants Euphorbia stracheyi Boiss from China led to the isolation of one new ent-kaurane diterpene, ent-Kaurane-16β,17,19-triol-3-one (1), along with three known ent-kaurane diterpenoids (2-4) as ent-Kaurane-3α,16β,17-triol (2)，ent-16S,17-dihydroxy-kaurane-3-one (3) and ent-3S,16S,17...

journal_title：Natural product research

authors： Liu T,Liang Q,Xiong NN,Dai LF,Wang JM,Ji XH,Xu WH

更新日期：2017-01-01 00:00:00

abstract：:The aerial portions of Cynara scolymus commonly have been eaten as vegetables or functional foods by the people lived in Mediterranean region. In preliminary antioxidant screening, the rhizome portions (CSR) of this species showed better potential than leaves ones. However, neither phytochemical nor pharmacology studi...

journal_title：Natural product research

authors： Lee CL,Liao KC,Chen CC,Lin YA,Wu TY,Jhan YL,Chen CJ,Yang JC,Wu YC

更新日期：2019-07-30 00:00:00

abstract：:Acetylcholinesterase (AChE) inhibitors have been used for the symptomatic treatment of Alzheimer's disease. Eleven whole plants from Panama belonging to the Lycopodiaceae family have been screened for their anticholinesterase inhibitory and antioxidant activities by a thin-layer chromatography (TLC) bioautography meth...

journal_title：Natural product research

authors： Calderón AI,Simithy-Williams J,Sanchez R,Espinosa A,Valdespino I,Gupta MP

更新日期：2013-03-01 00:00:00

abstract：:The chemical composition of the volatile concentrate prepared by supercritical CO(2) extraction of the needles of Pinus nigra Arnold ssp. laricio Poiret from Corsica was investigated using GC (RI), GC-MS and (13)C NMR spectroscopy. The major component was by far manoyl oxide (63%), a compound of potential interest for...

journal_title：Natural product research

authors： Duquesnoy E,Marongiu B,Castola V,Piras A,Porcedda S,Casanova J

更新日期：2007-07-20 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：:Chemical investigation of the aerial parts of Uvaria rufa (Dunal) Blume collected from Vietnam yielded one new lignan glycoside, ufaside (1), along with six known compounds, oxoanolobine (2), ergosta-4,6,8(14),22-tetraen-3-one (3), catechin (4), epicatechin (5), daucosterol (6) and glutin-5-en-3-one (7). Their chemica...

journal_title：Natural product research

authors： Nguyen TH,Ho VD,Do TT,Bui HT,Phan VK,Sak K,Raal A

更新日期：2015-02-01 00:00:00

abstract：:Peperomia obtusifolia is a herbaceous perennial plant native to the Americas reported as a traditional medicine to treat snake bites and as a skin cleanser. The bioassay-guided fractionation of crude extracts from aerial parts of P. obtusifolia against a panel of clinically important fungi and bacteria, showed that he...

journal_title：Natural product research

authors： Ruiz Mostacero N,Castelli MV,Cutró AC,Hollmann A,Batista JM Jr,Furlan M,Valles J,Fulgueira CL,López SN

更新日期：2019-06-14 00:00:00

abstract：:Sasa coreana Nakai (SCN) is a medicinal plant commonly used against inflammation. However, the underlined mechanisms against skin inflammation is poorly understood. The present study investigated the effects of SCN leave extract on ear inflammation. To this aim, six-week-old male ICR mice was subjected to 12-O-tetrade...

journal_title：Natural product research

authors： Khan I,Dey DK,Lee JH,Kang SC

更新日期：2020-04-14 00:00:00