Antibacterial activity of plant extracts from Brazilian southeast region.

abstract：:The effects of the essential oil of Eucalyptus tereticornis (EOET), especially the effects of its constituents alpha- and beta-pinene, were studied on rat trachea in vitro. In tracheal rings, EOET, alpha- or beta-pinene potentiated the contractions induced by acetylcholine (ACh). Contractions induced by K(+) (60mM) we...

journal_title：Fitoterapia

authors： Lima FJ,Brito TS,Freire WB,Costa RC,Linhares MI,Sousa FC,Lahlou S,Leal-Cardoso JH,Santos AA,Magalhães PJ

更新日期：2010-09-01 00:00:00

abstract：:Rheum palmatum Linn has been widely applied in the clinical treatment of diabetes mellitus. It has been found that emodin as the major bioactive component of R. palmatum L exhibits the competency to activate peroxisomal proliferator-activated receptor-gamma (PPARgamma) in vitro. So the aim of this study was to evaluat...

journal_title：Fitoterapia

authors： Xue J,Ding W,Liu Y

更新日期：2010-04-01 00:00:00

abstract：:Lanaroflavone (1), a biflavonoid isolated from the methanol extract of the aerial part of Campnosperma panamense by bioguided fractionation, has been assessed for in vitro antiprotozoal activity. Lanaroflavone showed both antimalarial and leishmanicidal activities, but was inactive against Chagas disease vector, Trypa...

journal_title：Fitoterapia

authors： Weniger B,Vonthron-Sénécheau C,Arango GJ,Kaiser M,Brun R,Anton R

更新日期：2004-12-01 00:00:00

abstract：:Activity-guided fractionation of the methanol extract of Vitis vinifera bark led to the isolation of epsilon-viniferin, ampelopcin A, vitisin A and vitisin B. Vitisin A and vitisin B showed a remarkable inhibitory activity against 3-hydroxy-3-methylglutaryl-Coenzyme A (HMG-CoA) reductase with IC50 value of 42.1 microM...

journal_title：Fitoterapia

authors： Koo M,Kim SH,Lee N,Yoo MY,Ryu SY,Kwon DY,Kim YS

更新日期：2008-04-01 00:00:00

abstract：:The essential oil from the aerial parts of Seseli annuum, wild-growing in Serbia, was obtained by hydrodistillation and analyzed using GC and GC/MS. A total of 43 components were identified representing 96.5% of S. annuum oil. The most abundant compounds were germacrene D (29.8%), sabinene (10.3%), beta-ocimene Z (9.8...

journal_title：Fitoterapia

authors： Milosavljević S,Tesević V,Vucković I,Jadranin M,Vajs V,Soković M,Janaćković P,Jovanović A

更新日期：2007-06-01 00:00:00

abstract：:The effect of Cyclovirobuxine D, an active ingredient from Buxus microphylla, was investigated in the potential prevention of cardiac dysfunction in rats with congestive heart failure. Heart failure was induced by left coronary artery occlusion and verified using echocardiography. Cyclovirobuxine D was administered fo...

journal_title：Fitoterapia

authors： Yu B,Fang TH,Lü GH,Xu HQ,Lu JF

更新日期：2011-09-01 00:00:00

abstract：:Three new xanthones, cylindroxanthones A-C (1-3), were isolated from the stem bark of Garcinia cylindrocarpa. The structures were established on the basis of spectroscopic analysis. The molecular structure of 1 was unequivocally confirmed by single-crystal X-ray diffraction analysis. These three xanthones were evaluat...

journal_title：Fitoterapia

authors： Sukandar ER,Ersam T,Fatmawati S,Siripong P,Aree T,Tip-pyang S

更新日期：2016-01-01 00:00:00

abstract：:Bergamot juice produces hypolipemic activity in rats though the mechanism remains unclear. Here we investigated on the effect of bergamot extract (BPF) in diet-induced hyperlipemia in Wistar rats and in 237 patients suffering from hyperlipemia either associated or not with hyperglycaemia. BPF, given orally for 30 days...

journal_title：Fitoterapia

authors： Mollace V,Sacco I,Janda E,Malara C,Ventrice D,Colica C,Visalli V,Muscoli S,Ragusa S,Muscoli C,Rotiroti D,Romeo F

更新日期：2011-04-01 00:00:00

abstract：:Four new dihydrophenanthrenofuran, bleochranols A-D (1-4), along with 21 known compounds including phenanthrenes (5-14) and bibenzyls (15-25) were isolated and elucidated from the rhizomes of Bletilla ochracea. Combination of 1D/2D NMR techniques and the Electronic Circular Dichroism (ECD) spectroscopy based on the em...

journal_title：Fitoterapia

authors： Li JY,Kuang MT,Yang L,Kong QH,Hou B,Liu ZH,Chi XQ,Yuan MY,Hu JM,Zhou J

更新日期：2018-06-01 00:00:00

abstract：:Antibacterial screening of petroleum ether, chloroform, ethyl acetate, methanol and aqueous extracts of Eupatorium glandulosum leaves exhibited a broad spectrum of inhibitory activity against Gram (+) and Gram (-) pathogenic bacteria. ...

journal_title：Fitoterapia

authors： Sasikumar JM,Doss AP,Doss A

更新日期：2005-03-01 00:00:00

abstract：:Two new clerodane diterpenoids 2 beta-methoxy-cleroda-3,13-dien-18-carboxy-15,16-olide (1) and 15 xi-methoxy-cleroda-3,12-dien-18-carboxy-15,16-olide (2) and one new nitrogen-containing clerodane diterpenoid 15-oxo-echinophyllin A (3), along with six known compounds, namely, echinophyllin A, (-)-patagonic acid, tyroso...

journal_title：Fitoterapia

authors： Wang W,Ali Z,Li XC,Smillie TA,Guo DA,Khan IA

更新日期：2009-10-01 00:00:00

abstract：:Caper (Capparis L.), a shrub plant with a large natural distribution, is used in traditional medicines to cure various illnesses. Phytochemicals studies have shown the presence of many beneficial compounds such as spermidine, rutin, quercetin, kaempferol, stigmasterol, campesterol, tocopherols, and carotenoids. Biolog...

journal_title：Fitoterapia

authors： Tlili N,Elfalleh W,Saadaoui E,Khaldi A,Triki S,Nasri N

更新日期：2011-03-01 00:00:00

abstract：:A new coumestan, 1,3,9-trihydroxy-8-methoxycoumestan, named flemicoumestan A 1 together with nine isoflavone-related compounds were isolated from the ethyl acetate extract of the roots of Flemingia philippinensis. Their structures were elucidated and confirmed by spectroscopic methods and literature data. Compounds 3 ...

journal_title：Fitoterapia

authors： Li L,Deng X,Zhang L,Shu P,Qin M

更新日期：2011-06-01 00:00:00

abstract：:Three new secoiridoids, swermacrolactones A-C (1-3), together with fourteen known compounds were isolated from Swertia macrosperma. Their structures were elucidated based on extensive spectroscopic analyses (IR, UV, MS, 1D and 2D NMR). By anti-HBV assay on the Hep G 2.2.15 cell line in vitro, the most active compound,...

journal_title：Fitoterapia

authors： Wang HL,Geng CA,Ma YB,Zhang XM,Chen JJ

更新日期：2013-09-01 00:00:00

abstract：:Five new phthalides (1-4, 6), two new natural products (5, 7) and five known phthalides (8-12) were isolated from the aerial parts of Ligusticum sinense Oliv cv. Chaxiong. Their structures were elucidated by HR-ESI-MS, UV, IR, 1D and 2D NMR (HSQC, HMBC, (1)H-(1)H COSY, NOESY) methods. The absolute configurations were ...

journal_title：Fitoterapia

authors： Wei Q,Yang J,Ren J,Wang A,Ji T,Su Y

更新日期：2014-03-01 00:00:00

abstract：:A new C(18)-phytosphingosine ceramide containing non-hydroxy fatty acid, armillaramide (1), has been isolated together with ergosterol peroxide from the fruiting bodies of the basidiomycete Armillaria mellea. Its structure was established as (2S,3S,4R)-2-hexadecanoylamino-octadecane-1,3,4-triol by spectroscopic and ch...

journal_title：Fitoterapia

authors： Gao JM,Yang X,Wang CY,Liu JK

更新日期：2001-12-01 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：:Three new clerodane type diterpenoids (2-4), together with one known analogues (1), were isolated from the tuberous roots of Tinospora sagittata (Oliv.) Gagnep. Compound 3 is an unusual clerodane diterpenoid with the carbonyl functionality at C-3, which represents the first example from this diterpenoid compounds clas...

journal_title：Fitoterapia

authors： Zhang G,Ma H,Hu S,Xu H,Yang B,Yang Q,Xue Y,Cheng L,Jiang J,Zhang J,Wang F,Zhang Y

更新日期：2016-04-01 00:00:00

abstract：:Dichloromethane extract of propolis (DCME) originating from Pitcairn Island demonstrated potent cytotoxicity against triple-negative MDA-MB-231 human breast carcinoma cells. The results from MTT assay showed that DCME inhibits the growth of the cancer cells in a dose- and time-dependent manner and upon the cell growth...

journal_title：Fitoterapia

authors： Georgieva K,Trusheva B,Uzunova V,Stoyanova T,Valcheva V,Popova M,Tzoneva R,Bankova V

更新日期：2018-07-01 00:00:00

abstract：:Chemical investigation of the cultured polyspore-derived mycobionts of a Pseudopyrenula subnudata lichen led to the isolation of two new compounds, subnudatones A and B (1 and 2), together with four known compounds, 1-(2-hydroxy-1,2,6-trimethyl-1,2,4a,5,6,7,8,8a-octahydronaphthalen-1-yl)ethanone (3), libertalide C (4)...

journal_title：Fitoterapia

authors： Duong TH,Nguyen HH,Le TT,Tran TN,Sichaem J,Nguyen TT,Nguyen TP,Mai DT,Nguyen HH,Le HD

更新日期：2020-04-01 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：:Nineteen secolignans (1-19), including five new ones (1-5), were isolated from the whole plant of Peperomia dindygulensis. Their structures including stereochemistry were determined by spectroscopic methods, in particular NMR and electronic CD (ECD) analysis. All the isolates were evaluated for their inhibitory activi...

journal_title：Fitoterapia

authors： Sun RF,Zhu CC,Yang Y,Yu NJ

更新日期：2017-10-01 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：:Dragon's blood is a rare and precious traditional medicine used by different cultures since ancient times. However, studies on enhancing the rapid accumulation of dragon's blood in Dracaena cambodiana and determining its formation mechanism are unavailable. In this study, the activities of two fungi, namely, BJDC01 an...

journal_title：Fitoterapia

authors： Cui JL,Wang CL,Guo SX,Xiao PG,Wang ML

更新日期：2013-06-01 00:00:00

abstract：:Crude CH2Cl2 extract from leaves of Piper laevicarpu (Piperaceae) displayed antitrypanosomal activity against trypomastigote forms of Trypanosoma cruzi (Y strain) and antimicrobial potential against Cryptococcus gattii (strain-type WM 178). Bioactivity-guided fractionation of crude extract afforded one new natural bio...

journal_title：Fitoterapia

authors： da Silva A Maciel D,Freitas VP,Conserva GA,Alexandre TR,Purisco SU,Tempone AG,Melhem MS,Kato MJ,Guimarães EF,Lago JH

更新日期：2016-06-01 00:00:00

abstract：:The in vitro antimicrobial activity of Ankaferd Blood Stopper (ABS) was assessed on 102 clinical isolates from both Gram negative and Gram positive bacteria and four standard strains, including MRSA ATCC 43300, MSSA ATCC 25923, P. aeruginosa ATCC 27853 and E. coli ATCC 35218. ABS was significantly active against all b...

journal_title：Fitoterapia

authors： Tasdelen Fisgin N,Tanriverdi Cayci Y,Coban AY,Ozatli D,Tanyel E,Durupinar B,Tulek N

更新日期：2009-01-01 00:00:00

abstract：:The antioxidant effect of aqueous methanolic herb extracts of Serratula coronata, S. wolffii and S. tinctoria was investigated using both enzyme-dependent and enzyme-independent systems. The extracts displayed concentration-dependent inhibition of lipid peroxidation. Flavonoids and ecdysteroids present in the extracts...

journal_title：Fitoterapia

authors： Báthori M,Zupkó I,Hunyadi A,Gácsné-Baitz E,Dinya Z,Forgó P

更新日期：2004-03-01 00:00:00

abstract：:Five vibralactone derivatives containing γ, δ, ε-lactone cores, namely vibralactones X (1), Y (2), and Z1-Z3 (3-5), together with the known vibralactone, have been isolated from cultures of the basidiomycete Boreostereum vibrans. Compounds 3-5 possessed a novel bis-γ-lactone group which was found in vibralactone deriv...

journal_title：Fitoterapia

authors： Duan KT,Li ZH,Yu X,Yuan QX,Wang WX,Li J,Chen HP,Feng T,Liu JK

更新日期：2018-07-01 00:00:00

abstract：:The estrogenic activity of a polyphenolic extract of the leaves of Epimedium brevicornum and five fractions obtained by solid-phase extraction were investigated using estrogen-responsive bioassays, a yeast cell assay and the Ishikawa Var-I assay. The extract was found to exhibit significant estrogenic activity in both...

journal_title：Fitoterapia

authors： De Naeyer A,Pocock V,Milligan S,De Keukeleire D

更新日期：2005-01-01 00:00:00

abstract：:Three new cycloartane triterpenoids (1-3) and two known compounds (4, 5) were isolated from the whole plant of Beesia calthaefolia. Their structures were elucidated by 1D and 2D NMR, HRESIMS and optical rotation spectral data. All isolates were investigated for their inhibitory effects on the classical pathway of the ...

journal_title：Fitoterapia

authors： Mu LH,Li HJ,Guo DH,Zhao JY,Liu P

更新日期：2014-01-01 00:00:00