A HPTLC densitometric method for the determination of aloeverose in Aloe vera gel.

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：: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 methanolic extract and total alkaloids of the aerial parts of Glaucium oxylobum exhibited good activity against Microsporum gypseum, Microsporum canis, Trichophyton mentagrophytes and Epidermophyton floccosum. Four alkaloids, dicentrine, glaucine, protopine, and alpha-allocryptopine, were identified as the compoun...

journal_title：Fitoterapia

authors： Morteza-Semnani K,Amin G,Shidfar MR,Hadizadeh H,Shafiee A

更新日期：2003-07-01 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：:A pair of diastereoisomers, the N-glycosylated derivatives of dioxindole-3-hydroxy-3-acetic acid 1-2, and their conjugates with flavonoids 3-8, was isolated from the seeds of Ziziphus jujuba var. spinosa. Their structures were elucidated by NMR spectroscopic analyses, and the absolute configurations were determined by...

journal_title：Fitoterapia

authors： Li M,Wang Y,Tsoi B,Jin XJ,He RR,Yao XJ,Dai Y,Kurihara H,Yao XS

更新日期：2014-12-01 00:00:00

abstract：:A new sesquiterpene coumarin with a novel sesquiterpene carbon framework, Sinkiangenorin D, and ten known sesquiterpene coumarins were isolated from the seeds of Ferula sinkiangensis. The structures of these compounds, including the relative stereochemistry, were elucidated on the basis of spectroscopic data. All of t...

journal_title：Fitoterapia

authors： Li G,Li X,Cao L,Zhang L,Shen L,Zhu J,Wang J,Si J

更新日期：2015-06-01 00:00:00

abstract：:The antimicrobial and cytotoxic activities of six lignans isolated from the core and bark acetone extracts of Hibiscus cannabinus have been investigated. Two compounds (2 and 3) showed strong cytotoxic activity against HeLa, Hep-2 and A-549 cell lines while compound 5 showed moderate activity on HeLa cells when they w...

journal_title：Fitoterapia

authors： Moujir L,Seca AM,Silva AM,López MR,Padilla N,Cavaleiro JA,Neto CP

更新日期：2007-07-01 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：:Three novel xanthonolignoid C-glycosides, glomexanthones A-C, with a trans-dihydrobenzofuran on B ring and a 2-hydroxymethyl-5-hydroxyl-2-pentenoic acid moiety in the sugar chain were isolated from an ethanol extract of Polygala glomerata. Their structures and absolute configurations were characterized by extensive NM...

journal_title：Fitoterapia

authors： Li CJ,Yang JZ,Yu SS,Zhao CY,Peng Y,Wang XL,Zhang DM

更新日期：2014-03-01 00:00:00

abstract：:Five novel globoscinic acid derivatives, aspergilates A-E (1-5) have been isolated from endophytic fungus Aspergillus sp. derived from Paeonia ostii. The structures of aspergilates A-E were determined by in-depth analyses of NMR spectra, HRESIMS and CD experiments. The absolute configurations of compounds 2-5 were det...

journal_title：Fitoterapia

authors： Wang JT,Zhang PL,Liu JS,Wang GK,Xu FQ,Chen L,Yu Y,Wang G

更新日期：2018-11-01 00:00:00

abstract：:The present study was aimed to investigate the possible interaction of the standardized extract of Acorus calamus (AC) with Cytochrome P450 enzyme, quantitative determination of the α-asarone in the AC rhizome was performed by RP-HPLC method. In vitro interaction of the plant extract was evaluated by CYP450-carbon mon...

journal_title：Fitoterapia

authors： Pandit S,Mukherjee PK,Ponnusankar S,Venkatesh M,Srikanth N

更新日期：2011-04-01 00:00:00

abstract：:Four new lignanamides, melongenamides A-D (1-4), together with six known ones (5-10), were isolated from the roots of Solanum melongena L. Their structures were elucidated on the basis of 1D and 2D NMR experiments and by comparison of their spectroscopic and physical data with the literature values. Compounds 2-8 exhi...

journal_title：Fitoterapia

authors： Sun J,Gu YF,Su XQ,Li MM,Huo HX,Zhang J,Zeng KW,Zhang Q,Zhao YF,Li J,Tu PF

更新日期：2014-10-01 00:00:00

abstract：:Two new alkaloids, named stenine A (1) and stenine B (2), along with the known compounds neostenine (3), stenine (4) and neotuberostemonine (5), were isolated from the roots of Stemona sessilifolia. Their structures were elucidated by 1D- and 2D-NMR spectra and X-ray single-crystal diffraction experiment. Anti-acetylc...

journal_title：Fitoterapia

authors： Lai DH,Yang ZD,Xue WW,Sheng J,Shi Y,Yao XJ

更新日期：2013-09-01 00:00:00

abstract：:Centella asiatica (L.) Urban is a medicinal herb traditionally used in Asiatic countries for its multiple therapeutic properties, essentially due to its accumulation of specific pentacylic triterpenoid saponins, mainly asiaticoside and madecassoside and the corresponding sapogenins. This review summarizes the updated ...

journal_title：Fitoterapia

authors： Azerad R

更新日期：2016-10-01 00:00:00

abstract：:Crocetin (5-20 microg/ml), quercetin (10-40 microg/ml), and cisplatin (60-180 microg/ml) used as a positive control drug, were tested against human rhabdomyosarcoma (RD) cells and African green monkey kidney (Vero) cells. The cell viability, morphological changes, and lactate dehydrogenase activity were assessed. RD c...

journal_title：Fitoterapia

authors： Jagadeeswaran R,Thirunavukkarasu C,Gunasekaran P,Ramamurty N,Sakthisekaran D

更新日期：2000-08-01 00:00:00

abstract：:Extracts of the leaves of Securinega leucopyrus exhibited a broad spectrum of antimicrobial activity. ...

journal_title：Fitoterapia

authors： Bakshu LM,Jeevan Ram A,Venkata Raju R

更新日期：2001-12-01 00:00:00

abstract：:Extracts of Lantana camara var. aculeata leaves were studied for their phytochemical constituents and termiticidal effects against adult termite workers. The 5% chloroform extract was found to be significantly effective against termite workers. ...

journal_title：Fitoterapia

authors： Verma RK,Verma SK

更新日期：2006-09-01 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 gastrointestinal activity of hydroalcoholic extract (HE) of Salvia officinalis was evaluated in a model of ethanol-induced gastric lesion. HE showed excellent activity, with ID(50) 84.0 (54.8-128.9) mg/kg. The acetic acid-induced ulcer and the total acidity of the gastric secretion were also reduced by HE, and, in...

journal_title：Fitoterapia

authors： Mayer B,Baggio CH,Freitas CS,dos Santos AC,Twardowschy A,Horst H,Pizzolatti MG,Micke GA,Heller M,dos Santos EP,Otuki MF,Marques MC

更新日期：2009-10-01 00:00:00

abstract：:Flos Chrysanthemi (the flower of Chrysanthemum morifolium Ramat.) is widely used in China as a food and traditional Chinese medicine for many diseases. Luteolin and apigenin are two main bioactive components in Flos Chrysanthemi, and chrysoeriol and diosmetin are two methylated metabolites of luteolin in vivo by cathe...

journal_title：Fitoterapia

authors： Chen Z,Kong S,Song F,Li L,Jiang H

更新日期：2012-12-01 00:00:00

abstract：:The cytotoxic effects of seven constituents isolated from Duguetia glabriuscula were evaluated against Hep2 human larynx carcinoma cells. The cytotoxicity exhibited by beta-sitosterol was as strong as that of cis-platin. (+)-Alloaromadendran-10,14beta-diol caused inhibition of cellular growth with IC50 values lower th...

journal_title：Fitoterapia

authors： Matos MF,Leite LI,Brustolim D,de Siqueira JM,Carollo CA,Hellmann AR,Pereira NF,da Silva DB

更新日期：2006-04-01 00:00:00

abstract：:A phytochemical fractionation of the methanol extract of the Morus alba leaves led to the isolation of eleven flavonoids (1-11). The structure of the new 3'-geranyl-3-prenyl-2',4',5,7-tetrahydroxyflavone (1) was elucidated by means of spectroscopic methods. The cytotoxicity of the isolated compounds against human cerv...

journal_title：Fitoterapia

authors： Dat NT,Binh PT,Quynh le TP,Van Minh C,Huong HT,Lee JJ

更新日期：2010-12-01 00:00:00

abstract：:The plants of genus Toona are well known for diverse limonoid secondary metabolites, while polyacetylenes are rarely found from Toona species. In this work, six new polyacetylenes toonasindiynes A-F (1-6) and six known analogues (7-12) were isolated from the root bark of Toona sinensis. Their structures and absolute c...

journal_title：Fitoterapia

authors： Xu WJ,Li JH,Zhou MM,Luo J,Jian KL,Tian XM,Xia YZ,Yang L,Luo J,Kong LY

更新日期：2020-10-01 00:00:00

abstract：:Black carrot (Daucus carota L. ssp. sativus var. atrorubens Alef.) is a valuable source of carbohydrates, minerals and vitamins and contains also high amounts of anthocyanins giving the characteristic deep-purple color. These latter compounds are known as natural dyes used in the food and pharmaceutical industry that ...

journal_title：Fitoterapia

authors： Smeriglio A,Denaro M,Barreca D,D'Angelo V,Germanò MP,Trombetta D

更新日期：2018-01-01 00:00:00

abstract：:Three new furoquinoline alkaloids, leptanoines A-C (1-3) along with three known compounds (4-6) were isolated from the leaves of Evodia lepta. Their structures were identified by interpretation of their spectroscopic data as well as comparison with those reported in the literature. In addition, all isolated compounds ...

journal_title：Fitoterapia

authors： Sichaem J,Jirasirichote A,Sapasuntikul K,Khumkratok S,Sawasdee P,Do TM,Tip-pyang S

更新日期：2014-01-01 00:00:00

abstract：:Five new cadinene-type sesquiterpenes, hibiscusterpenes I-V (1-5), and six known compounds (6-11) have been isolated from the methanol extract of the stems and the twigs of Hibiscus tiliaceus. The structures of the new compounds were elucidated based on chemical and spectroscopic evidence. The absolute stereochemistry...

journal_title：Fitoterapia

authors： Μatsumoto T,Imahori D,Achiwa K,Saito Y,Ohta T,Yoshida T,Kojima N,Yamashita M,Nakayama Y,Watanabe T

更新日期：2020-04-01 00:00:00

abstract：:Although the nature-identical chemical compounds are cheaper, they not always repeat biological activity of plant origin natural chemical compounds, often react allergies and resistance of microorganisms. The aim of this study was to investigate effects of Juniperus communis origin α-pinene with different enantiomeric...

journal_title：Fitoterapia

authors： Ložienė K,Švedienė J,Paškevičius A,Raudonienė V,Sytar O,Kosyan A

更新日期：2018-06-01 00:00:00

abstract：:Three lignans, pinoresinol (1), 8-hydroxypinoresinol (2) and olivil (3) have been isolated from the leaves of Strophanthus gratus by reversed-phase HPLC. ...

journal_title：Fitoterapia

authors： Cowan S,Stewart M,Abbiw DK,Latif Z,Sarker SD,Nash RJ

更新日期：2001-01-01 00:00:00

abstract：:Illicium verum is a well known spice in traditional Indian system for its therapeutic potential. The present study was aimed to evaluate the acetylcholinesterase (AChE) and butyrylcholinesterase inhibitory (BChE) activity of standardized extracts of I. verum and its oil. Present study confirmed that anethole contribut...

journal_title：Fitoterapia

authors： Bhadra S,Mukherjee PK,Kumar NS,Bandyopadhyay A

更新日期：2011-04-01 00:00:00

abstract：:To determine whether the two major compounds of Erythrina lysistemon are active principles accounting for Erythrina estrogenic effects, we used a postmenopause-like model of ovariectomized Wistar rats to evaluate their effects on some menopausal problems. Ovariectomized rats were orally treated either with compound 1 ...

journal_title：Fitoterapia

authors： Mvondo MA,Njamen D,Fomum ST,Wandji J,Vollmer G

更新日期：2011-10-01 00:00:00