Oleanene constituents of Lantana cujabensis.

abstract：:8,2'-Diprenylquercetin 3-methyl ether, a natural product with prominent anti-breast cancer activity, is the main active constituent of Sinopodophylli Fructus. A high-performance liquid chromatography with a diode array detector coupled with electrospray ionization ion trap time-of-flight multistage mass spectrometry (...

journal_title：Fitoterapia

authors： Ma LM,Xu F,Wang JZ,Shang MY,Liu GX,Cai SQ

更新日期：2019-09-01 00:00:00

abstract：:Thirty-five crude extracts from 11 Panamanian plants, distributed in 10 genera and five families, were evaluated for their in vitro cytotoxicity. Four extracts exhibited an inhibition of cellular growth at IC(50) values lower than 25 microg/ml which was considered a significant activity. ...

journal_title：Fitoterapia

authors： Calderón AI,Terreaux C,Gupta MP,Hostettmann K

更新日期：2003-06-01 00:00:00

abstract：:Bergenin, a major constituent of Caesalpinia digyna Rottler (Leguminosae) was isolated from its roots and was characterized by comparing its melting point and spectroscopic data (IR, (1)H, (13)C, Mass Spectra) with standard bergenin. Isolated bergenin was then evaluated for antidiabetic (Type 2) activity in streptozot...

journal_title：Fitoterapia

authors： Kumar R,Patel DK,Prasad SK,Laloo D,Krishnamurthy S,Hemalatha S

更新日期：2012-03-01 00:00:00

abstract：:The effect of basil oil on the phagocytic capability and respiratory burst response of mouse peritoneal macrophages was studied. The oil inhibited the phagocytosis of opsonized sheep erythrocytes. This inhibition was both dose- and time-dependent and reverted 24 h after removing the extract from the culture medium. On...

journal_title：Fitoterapia

authors： Courrèges MC,Benencia F

更新日期：2002-08-01 00:00:00

abstract：:The use of herbal drugs for the prevention and treatment of various health ailments has been in practice from time immemorial. Generally it is believed that the risk associated with herbal drugs is very less, but reports on serious reactions are indicating to the need for development of effective marker systems for is...

journal_title：Fitoterapia

authors： Sahoo N,Manchikanti P,Dey S

更新日期：2010-09-01 00:00:00

abstract：:The ethanolic extract of Lawsonia inermis leaves and lawsone tested for trypsin inhibitory activity showed an IC(50) value of 64.87 and 48.6 microg/ml, respectively. ...

journal_title：Fitoterapia

authors： Yogisha S,Samiulla DS,Prashanth D,Padmaja R,Amit A

更新日期：2002-12-01 00:00:00

abstract：:Seven oleanane-type triterpenoid saponins, tunicosaponins B-D (1-3), F-I (4-7), along with eight known triterpenoid saponins (8-15), were isolated from the roots of Psammosilene tunicoides. The structures of compounds 1-7 were determined by comprehensive spectroscopic analysis, including 1D and 2D NMR techniques, mass...

journal_title：Fitoterapia

authors： Wen B,Tian JM,Huang ZR,Xiao SJ,Yuan WL,Wang JX,Li HL,Xu XK,Shen YH

更新日期：2020-07-01 00:00:00

abstract：:One new phenanthrene, aphyllone A (1) and four new bibenzyl derivatives, aphyllone B (2) and aphyllals C-D (3-5), together with nine known compounds (6-14), were isolated from the stems of Dendrobium aphyllum (Roxb.) C. E. Fischer. The structures of these new compounds were elucidated by means of extensive spectroscop...

journal_title：Fitoterapia

authors： Yang D,Liu LY,Cheng ZQ,Xu FQ,Fan WW,Zi CT,Dong FW,Zhou J,Ding ZT,Hu JM

更新日期：2015-01-01 00:00:00

abstract：:Picrasamide A (1), a new cinnamamide derivative, together with two new β-carboline alkaloids (2 and 3) and five known β-carboline alkaloids (4-8) were isolated from the stems of Picrasma quassioides (D. Don) Benn. Their structures were elucidated by detailed analyses of UV, IR, HRESIMS, and NMR data. Compound 1 was th...

journal_title：Fitoterapia

authors： Zhang J,Wang CX,Song XJ,Li S,Fan CL,Chen GD,Hu D,Yao XS,Gao H

更新日期：2019-11-01 00:00:00

abstract：:This review reports the last decade acquisitions on grapefruit. New coumarins and limonoids were isolated and characterised. The bioavailability of many drugs was tested with grapefruit juice (GJ) coadministration; the inhibition on cytochrome P450 seems due to a synergic action between flavonoids and coumarins. Antim...

journal_title：Fitoterapia

authors： Tirillini B

更新日期：2000-08-01 00:00:00

abstract：:Cinnamon is the dried bark of Cinnamomum cassia Presl, and its main component is cinnamaldehyde (CA). Decades of synthetic pesticide use to control parasitic nematodes that can harm plants has seriously polluted the environment and poses a risk to soil ecology, highlighting the need to develop natural biological pesti...

journal_title：Fitoterapia

authors： Lu L,Shu C,Chen L,Yang Y,Ma S,Zhu K,Shi B

更新日期：2020-10-01 00:00:00

abstract：:Caesalpinone A (1), a new type of gorgonane sesquiterpenoid containing an unprecedented 1,15-bridge, along with ten known sesquiterpenoids (2-11) were isolated from the pods of Caesalpinia spinosa Kuntze (Tara). The structure of caesalpinone A was elucidated based on its 1D and 2D NMR spectra. The absolute configurati...

journal_title：Fitoterapia

authors： Mu W,Tang H,Li Y,He D,Ma R,Wang L

更新日期：2016-07-01 00:00:00

abstract：:The aqueous extract of the Cocculus hirsutus aerial parts (100 and 200 mg/kg, p.o.) showed significant diuretic activity and laxative effect in rats. The acute toxicity, orally evaluated in mice, was found to be higher than 3000 mg/kg. ...

journal_title：Fitoterapia

authors： Ganapaty S,Dash GK,Subburaju T,Suresh P

更新日期：2002-02-01 00:00:00

abstract：:A series of novel myricetin derivatives containing benzimidazole skeleton were constructed. The structure of compound 4g was further corroborated via X-ray single crystal diffractometer. The antimicrobial bioassays showed that all compounds exhibited potent inhibitory activities against Xanthomonas axonopodis pv. Citr...

journal_title：Fitoterapia

authors： Chen M,Tang X,Liu T,Peng F,Zhou Q,Luo H,He M,Xue W

更新日期：2020-12-11 00:00:00

abstract：:The present study investigated the effects of isopulegol, a monoterpene alcohol, in PTZ-induced convulsions and verified possible involved mechanisms. Saline, isopulegol or diazepam were intraperitonealy injected 30 min before PTZ. The latency for development of convulsions and mortality, as well as the mortality prot...

journal_title：Fitoterapia

authors： Silva MI,Silva MA,de Aquino Neto MR,Moura BA,de Sousa HL,de Lavor EP,de Vasconcelos PF,Macêdo DS,de Sousa DP,Vasconcelos SM,de Sousa FC

更新日期：2009-12-01 00:00:00

abstract：:The effects of the aqueous extract of the leaf of Euphrasia officinale on blood glucose levels in normal and alloxan-diabetic rats were investigated. The treatment of alloxan-induced diabetic rats brought down the raised glucose levels, while the extract was devoid of hypoglycemic effect in normal rats. ...

journal_title：Fitoterapia

authors： Porchezhian E,Ansari SH,Shreedharan NK

更新日期：2000-09-01 00:00:00

abstract：:A new flavone, 4'-hydroxy-6,7-methylenedioxy-3-methoxyflavone 1, and two other nucleosides, ribavirin 2 and adenosine 3, were isolated from the leaves of Dulacia egleri. The nucleosides were identified by spectroscopic techniques (1D, 2D-NMR) while the structure of the flavonoid was established by 1D, 2D-NMR analysis,...

journal_title：Fitoterapia

authors： de Novais LMR,de Arueira CCO,Ferreira LF,Ribeiro TAN,Sousa PT Jr,Jacinto MJ,de Carvalho MG,Judice WAS,Jesus LOP,de Souza AA,Torquato HFV,Paredes-Gamero EJ,Silva VC

更新日期：2019-01-01 00:00:00

abstract：:Two new bisbibenzyls, heudelotol A (1) and B (2), along with the known bibenzyls, (E)-combretastatin A-1 (3) and combretastatin B-1 (4) have been isolated from the ethyl acetate extract of the roots of Dichapetalum heudelotii. Structure elucidation of all four isolated compounds was achieved using UV, IR, 1D and 2D NM...

journal_title：Fitoterapia

authors： Osei-Safo D,Dziwornu GA,Salgado A,Sunassee SN,Chama MA

更新日期：2017-10-01 00:00:00

abstract：:Diterpene alkaloids neoline (1), napelline (2), isotalatizidine (3), karakoline (4), senbusine A (5), senbusine C (6), aconitine (7) and taurenine (8) were identified from Aconitum napellus L. subsp. firmum, four (2-4, 6) of which are reported for the first time from this plant. The structures were determined by means...

journal_title：Fitoterapia

authors： Kiss T,Orvos P,Bánsághi S,Forgo P,Jedlinszki N,Tálosi L,Hohmann J,Csupor D

更新日期：2013-10-01 00:00:00

abstract：:The plant derived camptothecin (CPT) is a pentacyclic pyrroloquinoline alkaloid with unique antitumor activity. Successive discoveries of new CPT-producing plants occurred in recent years due to market demands. The scattered distribution among angiosperms drew researchers' attention. The aim of this review is to appra...

journal_title：Fitoterapia

authors： Pu X,Zhang CR,Zhu L,Li QL,Huang QM,Zhang L,Luo YG

更新日期：2019-04-01 00:00:00

abstract：:Fourteen pregnane-type steroidal alkaloids were isolated from the ethanolic extracts of whole Sarcococca hookeriana var. digyna plants. Their structures were elucidated on the basis of spectral data. Three of them were identified as new steroidal alkaloids: (S)-20-(N,N-dimethylamino)-16α,17α-epoxy-3β-methoxy-pregn-5-e...

journal_title：Fitoterapia

authors： Zhang PZ,Wang F,Yang LJ,Zhang GL

更新日期：2013-09-01 00:00:00

abstract：:A total of 58 fungal isolates, belonging to 24 genera, were obtained from the leaves, stems and roots of Ginkgo biloba L.. Among them, one endophytic fungal strain, Penicillium cataractum SYPF 7131, displayed the strongest antibacterial activity. Four new compounds (1-4) were isolated from the strain fermentation brot...

journal_title：Fitoterapia

authors： Wu YY,Zhang TY,Zhang MY,Cheng J,Zhang YX

更新日期：2018-07-01 00:00:00

abstract：:Five new benzylphenanthrenes, cremaphenanthrenes L-P (1-5) were isolated from the EtOAc-soluble extract of the tubers of Cremastra appendiculata. Their structures were elucidated based on the spectroscopic data and chemical methods. Compounds 1-5 were tested in vitro for their cytotoxic effects against colon (HCT-116)...

journal_title：Fitoterapia

authors： Liu L,Li J,Zeng KW,Jiang Y,Tu PF

更新日期：2015-06-01 00:00:00

abstract：:Five pyrrolizidine alkaloids have been isolated from Heliotropium subulatum and tested for their antimicrobial activity. ...

journal_title：Fitoterapia

authors： Singh B,Sahu PM,Singh S

更新日期：2002-04-01 00:00:00

abstract：:Four new sesquiterpenoids, phellinignins A-D (1-4), together with four known ones (5-8), were isolated from cultures of the fungus Phellinus igniarius. The structures were established by extensive spectroscopic methods including MS, NMR, and the single crystal X-ray diffraction. Compounds 1-3 and 5-8 are tremulane ses...

journal_title：Fitoterapia

authors： Wu PF,Ding R,Tan R,Liu J,Hu EM,Li CY,Liang GY,Yi P

更新日期：2020-01-01 00:00:00

abstract：:Four new naphthylisoquinoline alkaloids, the 5,8'-coupled ancistroyafungines A-C (1-3) and the 5,1'-linked ancistroyafungine D (4), have been isolated from the stem bark of an as yet unidentified Ancistrocladus (Ancistrocladaceae) liana recently discovered near the village Yafunga, in the North-Central region of the D...

journal_title：Fitoterapia

authors： Kavatsurwa SM,Lombe BK,Feineis D,Dibwe DF,Maharaj V,Awale S,Bringmann G

更新日期：2018-10-01 00:00:00

abstract：:The antifungal activity of methanolic extract and alkaloidal fraction of Berberis aetnensis against Candida species was investigated. The crude extract was active against Candida species, this activity being higher than that of the alkaloidal fraction and berberine. ...

journal_title：Fitoterapia

authors： Iauk L,Costanzo R,Caccamo F,Rapisarda A,Musumeci R,Milazzo I,Blandino G

更新日期：2007-02-01 00:00:00

abstract：:One new resveratrol analogue, 1-(3',4',5'-trimethoxyphenyl)-2-methoxy-2-(4″-methoxyphenyl)-ethane-1-ol (1), and two new prenylisoflavones, 4'-hydroxy-5,7-dimethoxy-6-(3-methyl-2-butenyl)-isoflavone (2), and derrubon 5-methyl ether (3), together with 17 known compounds including one new natural product, 5,7-dihydroxy-3...

journal_title：Fitoterapia

authors： Zhang HX,Lunga PK,Li ZJ,Dai Q,Du ZZ

更新日期：2014-06-01 00:00:00

abstract：:Four new taraxerane triterpenoids, 1β,3β-dihydroxy-11α,12α-oxidotaraxerane (1), 28-hydroxy-11α,12α-oxidotaraxerane-3-one (2), 3β-hydroxy-11α,12α-oxidotaraxerane-28-al (3), and 3-O-acetyl-11α,12α-oxidotaraxerane-28-al (4), together with three known compounds 3β-hydroxy-11α,12α-oxidotaraxerane (5), 3β,28-dihydroxy-11α,1...

journal_title：Fitoterapia

authors： Hu J,Shi X,Chen J,Huang H,Zhao C

更新日期：2012-01-01 00:00:00

abstract：:The crude methanolic extracts of the leaves, stem bark, stem heart wood, root bark and root heart wood of Euroschinus papuanus and the fractions obtained on partitioning with petrol, dichloromethane (D), ethyl acetate (E) and butanol (B), exhibited a broad spectrum antibacterial activity. Fractionation drastically enh...

journal_title：Fitoterapia

authors： Khan MR,Omoloso AD,Kihara M

更新日期：2004-06-01 00:00:00