Xylaolide A, a new lactone from the fungus Xylariaceae sp. DPZ-SY43.

abstract：:The brown seaweed, Sargassum linearifolium (Turner) C. Agardh, 1820 is commonly available along the south-east coast of India. Its compound fucosterol was isolated and confirmed through spectral characterisation and chemical transformation methods. The antiplasmodial effect of the isolated fucosterol was investigated ...

journal_title：Natural product research

authors： Perumal P,Sowmiya R,Prasanna Kumar S,Ravikumar S,Deepak P,Balasubramani G

更新日期：2018-06-01 00:00:00

abstract：:Chemical investigation of the root bark of Morus alba led to the isolation of a new flavone, dioxycudraflavone A (1) and a new 2-arylbenzofuran, 5-hydroxyethyl moracin M (2), together with seven known compounds namely sanggenon V (3), morusin (4), morusignin L (5), licoflavone C (6), moracin C (7), alfafuran (8) and m...

journal_title：Natural product research

authors： Li M,Wu X,Wang X,Shen T,Ren D

更新日期：2018-01-01 00:00:00

abstract：:The ethanol extract of the Ficus carica L. leaves was tested to show strong nematicidal activity against pine wood nematode (PWN), Bursaphelenchus xylophilus, causing 90.93% corrected mortality within 72 h at 1.0 mg/mL. From the ethyl acetate soluble fraction of the F. carica L. leaves extract, the main nematicidal co...

journal_title：Natural product research

authors： Guo Q,Du G,He H,Xu H,Guo D,Li R

更新日期：2016-09-01 00:00:00

abstract：:One new 14-membered ring cyclopeptide alkaloid, plenane A (1), along with six known compounds (2-7), was isolated from the roots of Clematis florida. Their structures were elucidated by means of NMR spectroscopic analysis and mass spectrometry. In addition, their anti- inflammatory effects on lipopolysaccharide-induce...

journal_title：Natural product research

authors： Wu Y,Zhang YF,Zhang HT,Ma XH,Yang NN,Feng SB,Zhong TH,Zhang YH

更新日期：2020-08-18 00:00:00

abstract：:Physalis angulata is an annual herb which has tremendous medicinal uses. The antioxidant activity of the whole plant extract of Physalis angulata was investigated using DPPH radical scavenging activity. Purified compounds were isolated using column chromatography method. Their structures were determined using various ...

journal_title：Natural product research

authors： Odusina BO,Onocha PA

更新日期：2020-11-23 00:00:00

abstract：:Pseudomonas syringae pv. actinidiae (PSA) is the causal agent of bacterial canker of kiwifruit. It is very difficult to treat pandemic disease. The prolonged treatment with antibiotics, has resulted in failure and resistance and alternatives to conventional antimicrobial therapy are needed. The aim of our study was to...

journal_title：Natural product research

authors： Vavala E,Passariello C,Pepi F,Colone M,Garzoli S,Ragno R,Pirolli A,Stringaro A,Angiolella L

更新日期：2016-01-01 00:00:00

abstract：:Berteroa incana is a wild herb widespread in temperate zones which was practically not studied for its biological effects. Methanolic and aqueous extracts of B. incana were assessed for the content in polyphenols and the related antioxidant and antimicrobial activities and the polysaccharide extract for the content in...

journal_title：Natural product research

authors： Ungureanu O,Gatea F,Seciu AM,Teodor ED,Nicorescu IM,Radu GL

更新日期：2018-12-01 00:00:00

abstract：:A new benzophenone glycoside, mitraphenone A (1), together with three known compounds (2-4) were isolated from the leaves of the traditionally used medicinal plant Mitracarpus villosus (Rubiaceae) collected in Nigeria. A combination of one- and two-dimensional NMR spectroscopic and mass spectrometric measurements were...

journal_title：Natural product research

authors： Ngwoke KG,Orame N,Liu S,Okoye FBC,Daletos G,Proksch P

更新日期：2017-10-01 00:00:00

abstract：:Stichopus hermanni and Stichopus vastus are sea cucumber species from the Stichopodidae family within the coastal waters of Malaysia. The integument of these invertebrates is hypothesised to contain abundant glycosaminoglycans (GAGs). GAGs are divided into non-sulphated and sulphated GAGs. Sulphated GAGs have various ...

journal_title：Natural product research

authors： Masre SF,Yip GW,Sirajudeen KN,Ghazali FC

更新日期：2012-01-01 00:00:00

abstract：:This work is an attempt to explore the anti-spermatogenic activity of Pistia stratiotes and to investigate it as a male contraceptive. The prepared extracts were screened for the presence of alkaloids, glycosides, steroids, flavonoids, saponin and phenolic compounds. To assess the anti-spermatogenic activity, mice wer...

journal_title：Natural product research

authors： Singh K,Dubey BK,Tripathi AC,Singh AP,Saraf SK

更新日期：2014-01-01 00:00:00

abstract：:Salvia x jamensis J. Compton is a hybrid between Salvia greggii A. Gray and Salvia microphylla Kunt. In this study, we describe three hair types identified by Scanning Electron Microscopy. In the essential oil of the aerial parts of S. jamensis 56 different compounds were identified. The two main constituents were β-c...

journal_title：Natural product research

authors： Fraternale D,Albertini MC,Rudov A,Flamini G,Ricci D,Bisio A,Battistelli M,Accorsi A

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：:Tectona grandis Linn (Teak), is locally known as Sagwan, belongs to Lamiaceae family. It is one of the most valuable timber in the world, due to its beautiful surface and its resistance to termite and fungal damage. The main active ingredient compounds that are responsible for these action are tectoquinone, lapachol a...

journal_title：Natural product research

authors： Vyas P,Yadav DK,Khandelwal P

更新日期：2019-08-01 00:00:00

abstract：:A simple extraction procedure and HPLC method was developed to analyse the major and minor components of induced phytoalexins of elicited tissues (seeds) of chickpeas (Cicer arietinum L.) and peas (Pisum sativum L.) treated with a biotic elicitor (k-carrageenan) of Hypnea musciformis (red algae) from the Karachi coast...

journal_title：Natural product research

authors： Arman M

更新日期：2011-08-01 00:00:00

abstract：:Armoracia rusticana (AR) was tested for antimicrobial and antioxidants power. The compound demonstrated to inhibit fish pathogens such as Vibrio anguillarum, V. harvey, V. alginolyticus, Aeromonas hydrophila, A. salmonicida, Photobacterium damselae subspecie piscicida, Tenacibaculum marinum and Pseudomonas anguillisep...

journal_title：Natural product research

authors： Manuguerra S,Caccamo L,Mancuso M,Arena R,Rappazzo AC,Genovese L,Santulli A,Messina CM,Maricchiolo G

更新日期：2020-06-01 00:00:00

abstract：:The phytochemical investigation of the stem bark of Tinospora cordifolia Miers (Menispermaceae) has afforded four new compounds, named tinosporafuranol, tinosporafurandiol, tinosporaclerodanol, and tinosporaclerodanoid, along with beta-sitosterol, and their stereostructures have been elucidated correspondingly as 4-se...

journal_title：Natural product research

authors： Ahmad F,Ali M,Alam P

更新日期：2010-06-01 00:00:00

abstract：:A new butenolide derivative (1) featuring octyl substitution at γ-position, together with four known analogues (2-5) were isolated from marine-derived Streptomyces koyangensis SCSIO 5802. The structure of 1 was elucidated by HR-MS and NMR spectroscopic data analyses. The absolute configuration of the stereo centre in ...

journal_title：Natural product research

authors： Huang H,Song Y,Zang R,Wang X,Ju J

更新日期：2019-11-06 00:00:00

abstract：:In a previous study, we evaluated the maternal and fetal safety of antimalarial herb Artemisia annua with artemisinin yield of 1.09%. Here, we attempted to ascertain the contraceptive claim of A. annua. Sexually matured female Wistar rats (180-220 g) were allotted into four study groups of six rats each. The control g...

journal_title：Natural product research

authors： Abolaji AO,Eteng MU,Ebong PE,Dar A,Farombi EO,Choudhary MI

更新日期：2014-01-01 00:00:00

abstract：:A new xanthone named cratoxylumxanthone A (1), together with five known compounds: dulcisxanthone B (2), alpha-mangostin (3), beta-mangostin (4), 2-geranyl-1,3,7-trihydroxy-4-(3-methylbut-2-enyl)xanthone (5) and tectochrystin (6), was isolated from Cratoxylum cochinchinense stems. The structure of new compound was cha...

journal_title：Natural product research

authors： Phuwapraisirisan P,Udomchotphruet S,Surapinit S,Tip-Pyang S

更新日期：2006-12-01 00:00:00

abstract：:Two novel secondary metabolites, including one thujopsene-type sesquiterpene designated thujasutchin N (1) and one norlignan named thujasutchin O (2) were obtained from the ethanolic extract of the stems and roots of Thuja sutchuenensis. Among them, thujasutchin O (2) represents the first example of lignan sharing a u...

journal_title：Natural product research

authors： Wang M,Huo L,Liu H,Zhao L,Xu Z,Tan H,Qiu SX

更新日期：2020-10-23 00:00:00

abstract：:In this study, the effects of Benzoinum and Styrax on Escherichia coli (E. coli) growth were investigated by microcalorimetry. Using a TAM Air Isothermal Calorimeter, ampoule method, the power-time curves of E. coli growth at 37°C affected by Benzoinum and Styrax were measured. By analysing some quantitative thermokin...

journal_title：Natural product research

authors： Wang J,Cheng D,Zeng N,Xia H,Fu Y,Yan D,Zhao Y,Xiao X

更新日期：2011-02-01 00:00:00

abstract：:The chemical investigation of the leaves and stem bark of Acacia polyacantha (Fabaceae) led to the isolation of a new oleanane-type triterpenoid saponin named polyacanthoside A 1 together with fifteen known compounds. Their structures were established from spectral , mainly HRESIMS, 1D NMR and 2D NMR and by comparison...

journal_title：Natural product research

authors： Fotso W G,Na-Iya J,Mbaveng T A,Ango Yves P,Demirtas I,Kuete V,Samuel Y,Ngameni B,Efferth T,Ngadjui T B

更新日期：2019-12-01 00:00:00

abstract：:Lavandin (Lavandula × intermedia Emeric ex Loiseleur) essential oils (EOs), from Abrial, Super and Grosso cultivars, cultivated and extracted in the South East of Spain, were analysed by using GC/MS to determine their composition, in both relative (peak area) and absolute (using standard curves) concentrations. Linalo...

journal_title：Natural product research

authors： Carrasco A,Martinez-Gutierrez R,Tomas V,Tudela J

更新日期：2016-01-01 00:00:00

abstract：:The chemical constituents identified in the essential oils hydrodistilled from the leaves of Amomum gagnepainii T.L.Wu, K.Larsen and Turland and Amomum repoense Pierre ex Gagnep (Zingiberaceae) of Vietnam origin are reported. The chemical analyses were performed by means of gas chromatography-flame ionisation detector...

journal_title：Natural product research

authors： Huong LT,Hung NV,Chung MV,Dai DN,Ogunwande IA

更新日期：2018-02-01 00:00:00

abstract：:Phytochemical investigation of the methanolic extract of Vangueria agrestis aerial parts led to the isolation and characterization of four monoterpene rhamnosides, two ursane saponins, and six flavonoid glycosides. Of these constituents, are three undescribed monoterpene glycosides, vangagrestosides A-C. The reported ...

journal_title：Natural product research

authors： Osman AG,Fantoukh O,Ali Z,Raman V,Ibrahim MA,Khan IA

更新日期：2020-02-24 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：:The objective of this study was to determine whether endophytic fungi, isolated from Kadsura angustifolia produce nigranoic acid and its highly oxygenated derivatives. From the 426 endophytic fungi screened, Trichoderma harzianum SWUKD3.1610 was detected to have a component with the same TLC R ...

journal_title：Natural product research

authors： Han M,Qin D,Ye T,Yan X,Wang J,Duan X,Dong J

更新日期：2019-07-01 00:00:00

abstract：:Teaghrelins, identified originally in Chin-shin oolong tea, are unique acylated flavonoid tetraglycosides and proposed to be potential oral analogues of ghrelin. In the present study, two new teaghrelin-like compounds were characterized from tea cultivars (TTES No. 12), and their chemical structures were established b...

journal_title：Natural product research

authors： Kuo PC,Li YC,Wu RH,Tzen JTC

更新日期：2021-01-01 00:00:00

abstract：:Fourteen N,N'-diaryl unsymmetrically substituted thioureas were synthesised and their cytotoxic (in vitro), phytotoxic (in vitro), acetylcholinesterase and butrylcholinesterase activities were determined. Thiourea 16 exhibited high, and 1 and 3 showed significant phytotoxic activity. Thioureas 1, 3, 4, 6 and 10 showed...

journal_title：Natural product research

authors： Begum S,Choudhary MI,Khan KM

更新日期：2009-01-01 00:00:00

abstract：:A minor new withanolide, named plantagiolide F, was isolated from the whole plant of Tacca plantaginea (Hance). The structure of plantagiolide F was elucidated on the basis of spectroscopic methods including extensive 1- and 2-D NMR experiments. ...

journal_title：Natural product research

authors： Yang JY,Chen CX,Zhao RH,Hao XJ,Liu HY

更新日期：2011-01-01 00:00:00