Phytochemical investigations on Artemisia alba Turra growing in the North-East of Italy.

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：: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：:A new isopimarane-type diterpenoid, crolaevinoid A, along with four known analogues was isolated from the twigs and leaves of Croton laevigatus. The structures of the isolated compounds were established on the basis of NMR and MS spectroscopic analyses. The isolated compounds were examined the antibacterial activities...

journal_title：Natural product research

authors： Li MY,Han ZZ,Liu LF,Wu XZ,Huang WJ,Wang K,Yang F,Yuan CS

更新日期：2020-10-01 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：:Naringin, as a component universal existing in the peel of some fruits or medicinal plants, was usually selected as the material to synthesise bioactive derivates since it was easy to gain with low cost. In present investigation, eight new acacetin-7-O-methyl ether Mannich base derivatives (1-8) were synthesised from ...

journal_title：Natural product research

authors： Liu HR,Men X,Gao XH,Liu LB,Fan HQ,Xia XH,Wang QA

更新日期：2018-03-01 00:00:00

abstract：:Two new myrsinol-type diterpene polyesters 3,5,13,17-tetra-O-acetyl-7-O-benzoyl-15-hydroxymyrsinol (1) and 3,5,13,17-tetra-O-acetyl-7-O-butanoyl-13-hydroxymyrsinol (2), with a tricyclic carbon skeleton have been isolated from Euphorbia decipiens Boiss. & Buhse. The structure elucidation of the isolated compounds was b...

journal_title：Natural product research

authors： Ahmad VU,Hussain J,Hussain H,Farooq U,Farmanullah,Lodhi MA,Choudhary MI

更新日期：2005-04-01 00:00:00

abstract：:Two new neoclerodane diterpenoids, barbatin F (1), barbatin G (2) together with four known compounds, scutebata A (3), scutebata B (4), scutebata C (5) and scutebata P (6) were isolated from the whole plant of Scutellaria barbata D.Don. Their structures were elucidated on the basis of spectroscopic studies. In vitro c...

journal_title：Natural product research

authors： Wang M,Chen Y,Hu P,Ji J,Li X,Chen J

更新日期：2020-05-01 00:00:00

abstract：:Two new sesquiterpenoid glycosides as dihydrophaseic acid 4'-O-[6″-O-(4″'-hydroxy-3″', 5″'-dimethoxy) benzoyl)]-β-D-glucopyranoside (1) and dihydrophaseic acid 4'-O-[6″-O-(3″'-methoxy- 4″'-hydroxy) benzoyl)]-β-D-glucopyranoside (2), were isolated from the stems of Zanthoxylum armatum in the study. The compound 1 and 2...

journal_title：Natural product research

authors： Liu YL,Gao LL,Song TT,Guo T,Chang J

更新日期：2020-11-01 00:00:00

abstract：:Camptothecin (CPT), the derivatives of which are used clinically for the treatment of metastatic colon cancer, is isolated from intact plants that can be subjected to environmental fluctuations. In vitro cultures may be an alternate and continuous source for year-round production of CPT. Since CPT production by undiff...

journal_title：Natural product research

authors： Kamble S,Gopalakrishnan R,Eapen S

更新日期：2011-10-01 00:00:00

abstract：:In our continuous search for cytotoxic compounds from the genus Zanthoxylum, chromatographic separation of the MeOH/CH2Cl2 (1:1) extract of Z. chalybeum yielded one new alkamide; 4-(isoprenyloxy)-3-methoxy-3,4-deoxymethylenedioxyfagaramide (1) and a known one; fagaramide (2). Similarly, from the MeOH/CH2Cl2 (1:1) extr...

journal_title：Natural product research

authors： Omosa LK,Mbogo GM,Korir E,Omole R,Seo EJ,Yenesew A,Heydenreich M,Midiwo JO,Efferth T

更新日期：2019-03-21 00:00:00

abstract：:Two new briarane-type diterpenoids, dollfusilin A (1) and dollfusilin B (2), along with five known briarane-type diterpenoids (3-7), were isolated from the gorgonian Ellisella dollfusi collected from the South China Sea. The structures of the two new compounds (1 and 2) were elucidated through a comprehensive analysis...

journal_title：Natural product research

authors： Zhou YM,Shao CL,Huang H,Zhang XL,Wang CY

更新日期：2014-01-01 00:00:00

abstract：:Proximate composition of the seeds and chemical analysis of the oils of Lonchocarpus sericeus and Lonchocarpus cyanescens were determined. The oil content of the seed of L. cyanescens is 29.71 ± 0.20% while that of L. sericeus is 28.00 ± 0.50%. The seeds as well as the oils of L. cyanescens and L. sericeus were found ...

journal_title：Natural product research

authors： Adewuyi A,Oderinde RA,Rao BV,Prasad RB

更新日期：2012-01-01 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：: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：:Four flavone compounds were isolated from the effective fractions inhibiting xanthine oxidase (XOD) of the medicinal plant Selaginella labordei with anti-virus activity, and the structures were elucidated as 4'-methylether robustaflavone (1), robustaflavone (2), eriodictyol (3) and amentoflavone (4). The 50% inhibitor...

journal_title：Natural product research

authors： Tan WJ,Xu JC,Li L,Chen KL

更新日期：2009-01-01 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：:The essential oil composition of the aerial parts of Nepeta erecta Benth. (Family: Lamiaceae) from Uttarakhand, India was analysed by capillary gas chromatography (GC) and gas chromatography-mass spectrometry (GC-MS). A total of 34 constituents were identified representing 94.6% of the oil composition. Oxygenated mono...

journal_title：Natural product research

authors： Bisht DS,Joshi SC,Padalia RC,Mathela CS

更新日期：2012-01-01 00:00:00

abstract：:This study was carried out to investigate the biomedicinal potential of aqueous extract (1.25 and 2.5%) of three henna ecotypes (Shahdad, Roodbar and Bam) against Two types of Gram positive and negative bacteria, Staphylococcus aureus (ATCC 25923), Streptococcus agalactiae (ATCC 29933), Bacillus cereus (ATCC 14579), C...

journal_title：Natural product research

authors： Pasandi Pour A,Farahbakhsh H

更新日期：2020-12-01 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：:Two new alkaloids, 4'-O-demethylhamatine (1) and ancistrotectoriline C (2), were isolated from the stems and leaves of Ancistrocladus tectorius. These two compounds represent one 5,1'-coupled and one 7,6'-coupled naphthylisoquinoline alkaloid, respectively. Their structures were elucidated by 1D- and 2D-NMR spectra an...

journal_title：Natural product research

authors： Tang CP,Xin ZQ,Li XQ,Ye Y

更新日期：2010-07-01 00:00:00

abstract：:This study showed for the first time the antioxidant and hypoglycaemic properties of the methanol, n-hexane and ethyl acetate extracts from Senecio stabianus Lacaita, a plant that belongs to the Asteraceae family. The antioxidant activities were carried out using two different in vitro assays, namely 2,2-diphenyl-1-pi...

journal_title：Natural product research

authors： Tundis R,Menichini F,Loizzo MR,Bonesi M,Solimene U,Menichini F

更新日期：2012-01-01 00:00:00

abstract：:Eleven compounds were isolated from the rhizomes of Paris polyphylla Smith var. yunnanensis. Their structures were elucidated on the basis of rigorous 1D and 2D NMR experiments as well as comparison with the literature data. To the best of our knowledge, compound 1 was only predicted by UPLC/Q-TOF MSE and the NMR spec...

journal_title：Natural product research

authors： Jing S,Wang Y,Li X,Man S,Gao W

更新日期：2017-03-01 00:00:00

abstract：:A study on essential oil fractions of the Western Balkan endemic Sideritis romana L. subsp. purpurea (Tal. ex Benth.) Heywood collected in Montenegro is reported. The 24-h systematic steam distillation extraction procedure was performed. The gas chromatographic/mass spectrometric (GC/MS) analysis of the fractions show...

journal_title：Natural product research

authors： Garzoli S,Božović M,Baldisserotto A,Andreotti E,Pepi F,Tadić V,Manfredini S,Ragno R

更新日期：2018-05-01 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：:A novel isoindole alkaloid named oleraisoindole (1), together with six known compounds, 7'-ethoxy-trans-feruloyltyramine (2), N-trans-feruloyltyramine (3), N-trans-feruloyl-3-methoxytyramine (4), N-trans-p-coumaroyltyramine (5) aurantiamide (6) and ferulic acid methyl ester (7) were isolated from Portulaca oleracea L....

journal_title：Natural product research

authors： Jiang M,Zhang W,Yang X,Xiu F,Xu H,Ying X,Stien D

更新日期：2018-10-01 00:00:00

abstract：:Three new methylated flavonol glucosides: 3-methoxy-7-O-β-(6″-galloylgluco-pyranoside) quercetin (1), 3,4'-dimethoxy-7-O-β-(6″-galloyl-glucopyranoside) quercetin (2) and 3-methoxy-7-O-β-(6″-galloylgluco-pyranoside) kaempferol (3), in addition to six known flavonols, were isolated from the ethyl acetate extract of Fuma...

journal_title：Natural product research

authors： Laraoui H,Long C,Haba H,Benkhaled M

更新日期：2013-01-01 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：: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：:The Stewartia koreana Nakai (SK) had been used in oriental traditional medicine as a remedy for acute gastroenteritis, liver diseases, quadriplegia and pain. The antioxidant activity guided isolation 80% methyl extract from stems of SK yielded eight phenolic compounds. We evaluated the anti-oxidative and anti-inflamma...

journal_title：Natural product research

authors： Kim MH,Jang JH,Oh MH,Heo JH,Lee MW

更新日期：2014-01-01 00:00:00

abstract：:Terminalia bellerica has been used as a traditional medicine in a variety of ailments including anaemia, asthma, cancer, inflammation, rheumatism and hypertension. In this study, the free radical scavenging and antioxidant activities of methanol extract (ME) and its different solvent fractions (namely hexane (HE), eth...

journal_title：Natural product research

authors： Nampoothiri SV,Binil Raj SS,Prathapan A,Abhilash PA,Arumughan C,Sundaresan A

更新日期：2011-02-01 00:00:00