A new xanthone from the bark of Calophyllum thorelii.

abstract：:One new sesqui-neolignan compound, namely, sesqui-illisimonan A (1), one new neolignan, illisimonan A (2), and one new phenylpropanoid compound, illisimoid A (3) were isolated from the fruits of Illicium simonsii Maxim. The structures and absolute configurations of these compounds were determined by extensive spectros...

journal_title：Natural product research

authors： Zhuang PY,Chen MH,Wang YN,Wang XX,Feng YJ,Zhang DY

更新日期：2018-10-01 00:00:00

abstract：:Two new eremophilenolides, ligushicins A (1) and B (2), and two known compounds including β-sitosterol and ursolic acid were isolated from Ligulariopsis shichuana. The structures of new compounds were established on the basis of 1D and 2D NMR data and HRESIMS data interpretation. The absolute configuration of new comp...

journal_title：Natural product research

authors： Wu H,Liu T,Lian Y,Wang W

更新日期：2019-05-01 00:00:00

abstract：:As part of our search for compounds with cytotoxicity from endophytes of traditional Chinese medicines, two novel nor-sesquiterpenoids (1-2) with a new skeleton containing a tetrahydrofuran moiety were isolated form a rice medium of Fusarium tricinctum, an endophytic fungus isolated from the root of Ligusticum chuanxi...

journal_title：Natural product research

authors： Cao YM,Guo DL,Jin MY,Tan L,Yang TL,Deng F,Gu YC,Li XH,Cao ZX,Deng Y

更新日期：2020-01-24 00:00:00

abstract：:Formulations of traditional medicines are usually made up of a complex mixture of herbs. However, effective quality control methods in order to select materials of the right quality are lacking. 'Amukkara choornam' is a polyherbal Siddha formulation used for gastritis, spleen enlargement, leucorrhoea, hiccups, anaemia...

journal_title：Natural product research

authors： Patra KC,Singh B,Pareta S,Kumar KJ

更新日期：2010-12-01 00:00:00

abstract：:Investigations were performed on the determination of the main components in Berchemia lineata (L.) DC. (BL) and its metabolism with human liver microsomes (HLM). A total of 35 compounds were detected in BL extracts and 25 of them including 6 naphthopyrones, 10 flavonoids, 2 phenolic acids, 2 phenols, 4 fatty acids an...

journal_title：Natural product research

authors： Jiang X,Chen S,Guo Z,Gu D,Liang X

更新日期：2021-02-01 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：:The essential oils of sage leaves (Salvia aucheri Bentham var. canescens Boiss. & Heldr.), growing wild in South Anatolia, were extracted by hydrodistillation and analysed by GC and GC-MS. The percentage yields of the essential oils from sage leaves harvested at different years were 1.0%, 1.3%, 1.3%, 1.0%, 1.4%, 1.5% ...

journal_title：Natural product research

authors： Figueredo G,Chalchat JC,Chalard P,Özcan MM,Al Juhaimi FY

更新日期：2012-01-01 00:00:00

abstract：:To obtain more accessible oxidative stress inhibitors, a series of novel spin-labelled derivatives of 3-hydroxybutanolide (2a-d, 3a-d) with the natural active compound (kinsenoside) as the lead compound were designed, synthesised from the nitroxide free radical piperidine (pyrroline) and the main structural unit of ki...

journal_title：Natural product research

authors： Liu Q,Liu ZL,Tian J,Shi W,Liu YQ

更新日期：2014-01-01 00:00:00

abstract：:Nine resorcinol derivatives including two new ones, 5-[(8Z,11Z,14Z)-nonadeca-8,11,14-trienyl] resorcinol (1) and 5-[(8Z,11Z,14E)-heptadeca-8,11,14-trienyl] resorcinol (2), were isolated from the leaves of Syzygium samarangense. The new structures were elucidated by means of extensive spectroscopic techniques including...

journal_title：Natural product research

authors： Hu YK,Wang L,Wang JH,Li MJ,Li F,Yang J,Zhao Y

更新日期：2020-08-13 00:00:00

abstract：:One new briarane-type diterpenoid, dichotellide V (1), along with four known analogues, gemmacolide N (2), dichotellide J (3), junceelin A (4) and junceellolide A (5), was isolated from the South China Sea gorgonian Dichotella gemmacea. All of the isolated compounds (1-5) were established by comprehensive analysis of ...

journal_title：Natural product research

authors： Sun JF,Yang B,Zhou XF,Yang XW,Wang L,Liu Y

更新日期：2015-01-01 00:00:00

abstract：:Three new flavonol glycosides (1-3), hippophins K-M, were isolated from the seed residue of Hippophae rhamnoides subsp. sinensis. The chemical structures of these three new compounds were identified by 1D, 2D NMR, mass spectroscopy and high resolution electrospray ionization mass spectrometry spectroscopic data and by...

journal_title：Natural product research

authors： Chen C,Gao W,Ou-Yang DW,Zhang J,Kong DY

更新日期：2014-01-01 00:00:00

abstract：:Cedronella canariensis is a lemon-scented species of the family Lamiaceae endemic to the Canary Islands where it is used in the traditional medicine to prepare infusions or inhalations for anti-catarrhal, tonic, diuretic, hypoglycaemiant, hypotensive, anti-inflammatory and decongestant of the respiratory tract. In thi...

journal_title：Natural product research

authors： Zorzetto C,Sánchez-Mateo CC,Rabanal RM,Lupidi G,Bramucci M,Quassinti L,Iannarelli R,Papa F,Maggi F

更新日期：2015-01-01 00:00:00

abstract：:Alzheimer's disease (AD) is a multifactorial health problem widespread over the world. Regarding the historical importance of the alkaloids in the central nervous system pharmacology they remain as promising drug candidates against AD. Seven alkaloids from Amaryllidaceae and Fabaceae were evaluated in vivo, in vitro a...

journal_title：Natural product research

authors： de Almeida WAM,de Andrade JP,Chacon DS,Lucas CR,Mariana E,de Santis Ferreira L,Guaratini T,Barbosa EG,Zuanazzi JA,Hallwass F,de Souza Borges W,de Paula Oliveira R,Giordani RB

更新日期：2020-02-18 00:00:00

abstract：:Essential oils from aerial parts of Senecio nutans, Senecio viridis, Tagetes terniflora and Aloysia gratissima were analysed by GC-MS and their antifungal activities were assayed on toxigenic Fusarium and Aspergillus species. Sabinene (27.6 ± 0.1%), α-phellandrene (15.7 ± 0.3%), o-cymene (9.6 ± 0.2%) and β-pinene (6.1...

journal_title：Natural product research

authors： Galvez CE,Jimenez CM,Gomez ALA,Lizarraga EF,Sampietro DA

更新日期：2020-05-01 00:00:00

abstract：:Sanguisorba officinalis L. is a traditional herbal plant that belongs to the genus Sanguisorba and the family Rosaceae. A new ursane-type triterpenoid, 3-oxo-urs-11, 13(18)-dien-19, 28-olide (1), two known ursane-type triterpenoids (3 - 4) and three known oleanane-type triterpenoids (2, 5 - 6) were isolated from the r...

journal_title：Natural product research

authors： Wang R,Sun J,Jin M,Jin L,Qi Y,Cao L,Zhou W,Li G

更新日期：2019-12-04 00:00:00

abstract：:A new hexadienamide derivative named sarmentosamide (1) was identified from the culture of Streptomyces sp. SBI108 isolated from Thai soil under an herb. The structure was elucidated on the basis of spectroscopic data, and the absolute configuration was determined by chemical degradation. ...

journal_title：Natural product research

authors： Kitani S,Tomio A,Srichaisupakit A,Daduang R,Intra B,Panbangred W,Oku N,Igarashi Y,Nihira T

更新日期：2013-01-01 00:00:00

abstract：:A novel tetrahydroxypyrrolizidine alkaloid (6) was obtained from rosmarinine degradation in 23% yield (isolated from Senecio callosas). ...

journal_title：Natural product research

authors： Nieto-Alvarez DA,Calderón JS,Mancilla T

更新日期：2003-01-01 00:00:00

abstract：:Methylphophorbide a (MPa) has been isolated from the ethanol extract of the wheat grass plant. Its antioxidative efficacy is evaluated by hydroxyl radical scavenging activities and reducing capacity which are significantly up regulated in comparison with aqueous extract of the plant. The compound shows iron-binding ca...

journal_title：Natural product research

authors： Das P,Mandal S,Gangopadhyay S,Das K,Mitra AG,Dasgupta S,Mukhopadhyay S,Mukhopadhyay A

更新日期：2016-01-01 00:00:00

abstract：:A new isoflavonoid, excelsanone (2), was isolated from the ethyl acetate extract of Erythrina excelsa stem bark, together with three known compounds namely 6,8-diprenylgenistein (3), β-sitosterol (1) and sitosteryl-β-D-glucopyranoside (4). Their structures were elucidated using spectroscopic methods (HR-ESI-MS, NMR an...

journal_title：Natural product research

authors： Gbaweng AJY,Daïrou H,Zingué S,Emmanuel T,Tchinda AT,Frédérich M,Mbafor JT

更新日期：2020-03-01 00:00:00

abstract：:A new chalcone named as balanochalcone (1) together with eight known compounds, methyl caffeate (2), β-hydroxydihydrochalcone (3), methyl gallate (4), dimethyl-6,9,10-trihydroxybenzo[kl]xanthene-1,2-dicarboxylate (5), p-coumaric acid (6), quercetin (7), scopoletin (8) and pinoresinol (9) have been isolated from the et...

journal_title：Natural product research

authors： Quang DN,So TC,Thanh NTP,Hoa LTP,Dien PH,Luong TM,Tung NQ,Long LD,Dai TD,Tien NQ

更新日期：2018-04-01 00:00:00

abstract：:One new neolignan glycoside, dolomiside A (1), together with 11 known phenylpropanoid glycosides were isolated from Dolomiaea souliei (Franch.) Shih. The structures of these isolates were determined by UV, CD, HR-ESI-TOFMS, 1D and 2D NMR analysis. ...

journal_title：Natural product research

authors： Yi M,Meng FC,Qu SY,Tao YY,Liao ZH,Chen M

更新日期：2020-04-01 00:00:00

abstract：:We report the first analysis in absolute, and in particular, concerning the phytochemical pattern, about an endemic Italian species, Ajuga tenorei C. Presl. The analysis, performed by means of techniques such as Column Chromatography and NMR spectroscopy and Mass spectrometry, led to the isolation and the identificati...

journal_title：Natural product research

authors： Frezza C,Venditti A,Di Cecco M,Ciaschetti G,Serafini M,Bianco A

更新日期：2017-01-01 00:00:00

abstract：:Salvia apiana (white sage, Lamiaceae family) plant is native to southern California and parts of Mexico. Some Native American tribes local to this region consider S. apiana to be sacred and burn the leaves as incense for purification ceremonies. The plant has been used to treat sore throats, coughs, chest colds, upper...

journal_title：Natural product research

authors： Srivedavyasasri R,Hayes T,Ross SA

更新日期：2017-09-01 00:00:00

abstract：:In this study, the ethanol extract of Momordica dioica fruit extract (200 mg kg(-1)) was studied for nephroprotective and curative activities. Chloroform, ethyl acetate, ethanol and aqueous extracts were prepared. In vitro antioxidant activity was made the basis for the selection of the ethanol extract for further stu...

journal_title：Natural product research

authors： Jain A,Singhai AK

更新日期：2010-05-01 00:00:00

abstract：:From the fermentation broths of the actinomycete Micromonospora rhodorangea, four anthraquinone derivatives (1-4) were isolated, of which 2-ethyl-1,8-dihydroxy-3-methyl-anthraquinone (1) and 3,8-dihydroxy-1-propylanthraquinone (3) were determined as new compounds. Their structures were established by using extensive s...

journal_title：Natural product research

authors： Xue CM,Tian L,Lin WH,Deng ZW

更新日期：2009-01-01 00:00:00

abstract：:Known diketopiperazine WIN 64821 and its asymmetric stereoisomers (1-3) had been isolated from the culture broth of a marine gut fungus Aspergillus sp. DX4H. The planar and stereochemistry for new compounds were determined by a suite of techniques including mass, NMR and CD spectra together with Marfey's method. Their...

journal_title：Natural product research

authors： Xu J,Hu Q,Ding W,Wang P,Di Y

更新日期：2018-04-01 00:00:00

abstract：:The aqueous methanolic extracts of Melastoma malabathricum L. exhibited antibacterial activity when assayed against seven microorganisms by the agar diffusion method. Solvent fractionation afforded active chloroform and ethyl acetate fractions from the leaves and the flowers, respectively. A phytochemical study result...

journal_title：Natural product research

authors： Wong KC,Hag Ali DM,Boey PL

更新日期：2012-01-01 00:00:00

abstract：:A new resin glycoside, named calysolin XVIII (1), was isolated from the leaves, stems and roots of Calystegia soldanella Roem. et Schult. (Convolvulaceae). The structure of 1 was defined as 11S-jalapinolic acid 11-O-β-d-glucopyranosyl-(1 → 3)-O-(2-O-2S-methylbutyryl,4-O-3-hydroxy-2-methylenebutyryl)-α-l-rhamnopyranosy...

journal_title：Natural product research

authors： Ono M,Kanemaru Y,Yasuda S,Okawa M,Kinjo J,Miyashita H,Yokomizo K,Yoshimitsu H,Nohara T

更新日期：2017-11-01 00:00:00

abstract：:A new HPLC-DAD method was developed and validated for simultaneous determination of six main phenylethanoid glycosides (calceolarioside D, neocalceolarioside D, verbascoside, isoverbascoside, leucoseptoside A and martynoside) in the aerial parts of four Scutellaria L. taxa from flora of Turkey. All standard compounds ...

journal_title：Natural product research

authors： Bardakci H,Türköz Acar E,Kırmızıbekmez H

更新日期：2019-07-01 00:00:00

abstract：:Jatropha mutabilis (Pohl) Baill is an endemic species of the Caatinga biome, little studied in terms of chemical composition. The objective of this work was to develop an analytical methodology to quantify vitexin in the ethanolic extract of J. mutabilis and to evaluate the expectorant and antitussive activities in mi...

journal_title：Natural product research

authors： Costa EC,Menezes PMN,Silva FS,Ribeiro LAA,Rolim LA,Araújo ECDC,Nunes XP

更新日期：2020-10-30 00:00:00