The roots of Salvia rhytidea: a rich source of biologically active diterpenoids.

abstract：:A new furostanol saponin, (25R)-26-O-(α-d-glucopyranosyl)-(1→2)-α-l-rhamnopyranosyl-furost-5-ene-3β, 22α, 26-triol-3-O-α-d-glucopyranoside (1), together with four known compounds 2-5 were isolated from the ethanolic extract of the stems of Dendrobium chrysanthum Lindl. The structures of these new compounds were identi...

journal_title：Natural product research

authors： Yang C,Lin W,Zhao L,Cai J

更新日期：2019-09-01 00:00:00

abstract：:The proposed work, aims to provide a "green" and cutting-edge technique for the mordanting and dyeing of polyester fabric with natural henna dye using the advanced technology of micro waves. For providing a complete "green" and ecofriendly dyeing process, lemon was used as a natural bio mordant with micro waves and re...

journal_title：Natural product research

authors： Arain RA,Ahmad F,Khatri Z,Peerzada MH

更新日期：2021-01-01 00:00:00

abstract：:Diphysidione (1), a new p-hydroxyphenyl anhydride, and vitexin (2) were isolated from the leaves of Diphysa carthagenensis. The structure of the new metabolite was characterised as 4-(4-hydroxy-phenyl)-3H-pyran-2,6-dione using 1D and 2D NMR spectroscopy. ...

journal_title：Natural product research

authors： Torres-Tapia LW,Sosa-Espinosa T,Peraza-Sánchez SR

更新日期：2013-01-01 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：:The antibacterial activity of essential oil and methanolic extract of Teucrium polium was determined against Pseudomonas aeruginosa, Pantoea agglomerans, Brenneria nigrifluens, Rhizobium radiobacter, Rhizobium vitis, Streptomyces scabies, Ralstonia solanacearum, Xanthomonas campestris and Pectobacterium cartovorum by ...

journal_title：Natural product research

authors： Purnavab S,Ketabchi S,Rowshan V

更新日期：2015-01-01 00:00:00

abstract：:An HPLC/DAD/ESI-MSn method was established to characterise flavonoids in the seeds of Sophora alopecuroides L. All the flavonoids exhibited abundant [M-H]- ions, which triggered data-dependent multistage mass spectrometry fragmentations. Characteristic UV spectra were used to confirm flavonoid subtypes. In total, 22 f...

journal_title：Natural product research

authors： Yang WZ,Ye G,Meng AH,Sabir G,Qiao X,Guo DA,Ye M

更新日期：2013-03-01 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：:Accumulating evidences have shown the beneficial effects of natural products for Alzheimer's disease (AD) treatment. The present study was designed to investigate the neuroprotective effects of secondary metabolites of Galactomyces geotrichum (SMGG) on D-galactose induced AD mice. SMGG was extracted and its toxicologi...

journal_title：Natural product research

authors： Wang F,Wang F,Chen T

更新日期：2020-04-15 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：:The subject of this present work is a group of nine historical pictures shot in Palermo by the Sicilian photographer E. Interguglielmi in 1912. They are nine matte-collodion prints mounted on the original cardboard supports and all of them show foxing stains affecting the paper surface. In order to characterise the ch...

journal_title：Natural product research

authors： Modica A,Bruno M,Di Bella M,Alberghina MF,Brai M,Fontana D,Tranchina L

更新日期：2019-04-01 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：:The hexane fraction from the roots of Echinops ellenbeckii O. Hoffm. from Ethiopia yielded seven acetylenic thiophenes of which five compounds (1, 3, 4, 6, 7) are reported for the first time in this species: the monothiophenes 5-(penta-1,3-diynyl)-2-(but-3-en-1-ynyl)-thiophene (1), 5-(penta-1,3-diynyl)-2-(4-acetoxy-bu...

journal_title：Natural product research

authors： Hymete A,Rohloff J,Kjøsen H,Iversen TH

更新日期：2005-12-01 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：: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：:Phytochemical investigation of methanolic extract of Adenium obesum led to the isolation of 42 (1-42) compounds belongs to cardiac glycosides, triterpenoids and steroids. The chemical structures of isolated compounds were elucidated by spectral techniques UV, IR, NMR and FAB MS. The cardiac glycosides were tested agai...

journal_title：Natural product research

authors： Ahmed SK,Versiani MA,Ikram A,Sattar SA,Faizi S

更新日期：2017-05-01 00:00:00

abstract：:The content of total polyphenols, chlorogenic, caffeic (CaA) and ferulic acids, and rutin, was investigated in plant organs of three introgression lines (IL7-3, IL10-1 and IL12-4) of Solanum pennellii in Solanum lycopersicum cv M82 and compared with that of cropped parental. Such study aims to evidence factors associa...

journal_title：Natural product research

authors： Minutolo M,Amalfitano C,Evidente A,Frusciante L,Errico A

更新日期：2013-01-01 00:00:00

abstract：:Further studies on Plectranthus sp. (Lamiaceae) led to the isolation of terpenes and phenol esters from Plectranthus strigosus Benth. ent-16-Kauren-19-ol (1), ent-16-kauren-19-oic acid (2), xylopic acid (3), xylopinic acid (4), hinokiol (5), 4 beta,6 beta-dihydroxy-1 alpha,5 beta(H)-guai-9-ene (6) 4 beta,6 beta-dihydr...

journal_title：Natural product research

authors： Gaspar-Marques C,Simões MF,Valdeira ML,Rodríguez B

更新日期：2008-01-20 00:00:00

abstract：:Phytochemical investigation of n-hexane extract of Salvia sahendica by normal phase column chromatography resulted in the isolation of six compounds. Structures were established by 1D and 2D NMR spectroscopy, and HRMS, as a new norditerpene 1, and known terpenoids, sclareol (2), oleanolic acid (3), β-sitosterol (4), s...

journal_title：Natural product research

authors： Mofidi Tabatabaei S,Salehi P,Moridi Farimani M,Neuburger M,De Mieri M,Hamburger M,Nejad-Ebrahimi S

更新日期：2017-08-01 00:00:00

abstract：:Cultivation of the marine-derived Aspergillus versicolor MCCC 3A00080 with the addition of a histone deacetylase inhibitor, suberoylanilide hydroxamic acid (SAHA), significantly enhanced the diversity of secondary metabolites. From the culture treated, a new biphenyl derivative, named versiperol A (1), along with two ...

journal_title：Natural product research

authors： Zhu JX,Ding L,He S

更新日期：2019-04-01 00:00:00

abstract：:A series of unexpected triterpenic C17-[5-methyl-1,3]-oxazoles along with targeted N-propargylamides was synthesized by an interaction of acid chlorides with propargylamine hydrochloride. We proposed that the formation of methyl oxazole passes through an alternative pathway by the participation of the terminal alkyne ...

journal_title：Natural product research

authors： Khusnutdinova EF,Petrova AV,Lobov AN,Kukovinets OS,Baev DS,Kazakova OB

更新日期：2020-03-28 00:00:00

abstract：:Chemical investigation of the lichen Parmotrema dilatatum led to the isolation of a new chlorinated compound, named dilatatone (1), along with a known compound, sernanderin (2). Their chemical structures were determined by analysis of their 1 D and 2 D NMR spectra, HRESIMS, and ECD data. Both compounds showed weak α-g...

journal_title：Natural product research

authors： Phan HV,Devi AP,Le HD,Nguyen TT,Nguyen HH,Le TT,Nguyen TH,Sichaem J,Duong TH

更新日期：2020-01-27 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：:This study investigated the in vitro anticancer potential of phytochemical constituents isolated from the methanolic extract of Eriocephalus africanus. One flavanone (hesperidin) and two flavones (luteolin and apigenin) were isolated for the first time from the plant using column chromatography. Standard MTT assay was...

journal_title：Natural product research

authors： Magura J,Moodley R,Maduray K,Mackraj I

更新日期：2020-03-25 00:00:00

abstract：:Momordica charantia (family, Cucurbitaceae), commonly known as karela or bitter melon (Japanese name 'Tsurureishi'), is used as a folk medicine in China, the Indian subcontinent and South America. In Chinese traditional medicine, the plant is usually used as a hypoglycaemic and anti-diabetic agent. The hypoglycaemic a...

journal_title：Natural product research

authors： Han C,Hui Q,Wang Y

更新日期：2008-01-01 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：:Inhibitory activity of the biocontrol bacterial strain Lysobacter capsici AZ78 is related to the production of cyclo(l-Pro-l-Tyr), a 2,5-diketopiperazine with in vitro and in vivo toxic activity against Phytophthora infestans and Plasmopara viticola. Further investigation of culture filtrate organic extracts showed it...

journal_title：Natural product research

authors： Cimmino A,Bejarano A,Masi M,Puopolo G,Evidente A

更新日期：2020-04-30 00:00:00

abstract：:The chemical investigation of whole plants Piper terminaliflorum Tseng led to the isolation of one new furofuran lignan, 7-methoxyasarinin (1), along with three known amide alkaloids (2-4) as N-3,5-dimethoxy-4-hydroxycinnamoylpyrrole (2), dihydropipercide (3) and 1-[(2E,4E,9E)-10-(3,4-Methylenedioxyphenyl)-2,4,9-undec...

journal_title：Natural product research

authors： Liu T,Liang Q,Zhang XM,Huang SY,Xu WH

更新日期：2018-02-01 00:00:00

abstract：:A continuous phytochemical study on the seeds of Senna obtusifolia (Syn.: Cassia obtusifolia) led to the isolation of a new anthraquinone analogue, obtusifolin-2-O-β-D-(6'-O-α,β-unsaturated butyryl)-glucopyranoside (1) and a new eurotinone analogue, epi-9-dehydroxyeurotinone-β-D-glucopyranoside (2). Their structures w...

journal_title：Natural product research

authors： Pang X,Wang LM,Zhang YC,Kang LP,Yu HS,Fan GW,Han LF

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：:Two new glycerol esters, (S)-2-hydroxy-3-(octanoyloxy)propyl tetracosanoate (1) and (S)-3-(((S)-11-acetoxy octadecanoyl)oxy)propane-1,2-diyl diacetate (2), and eight known compounds, docosanedioic acid (3), 2,5-dimethylnonadecane (4), lupeol (5), stigmasterol (6), β-sitosterol (7), heptadecanoic acid (8), hexanedioic ...

journal_title：Natural product research

authors： Forestrania RC,Anaya-Eugenio GD,Acuña UM,Ren Y,Elya B,de Blanco EC

更新日期：2020-06-12 00:00:00