Chemical composition and antimicrobial activity of the essential oils of Pistacia lentiscus var. chia.

abstract：:The fruits of OSTEOPHLOEUM PLATYSPERMUM (Myristicaceae) contain sitosterol, eperu-8(20),13-dien-3alpha,15-diol, glyceryl laurodimyristate, glyceryl 1,3-lauromyristate and five neolignans: dihydroguaiaretic acid, hydroxyotobain, hydroxyoxootobain, guaiacin and otobaphenol. ...

journal_title：Planta medica

authors： Fo RB,de Carvalho MG,Gottlieb OR

更新日期：1984-02-01 00:00:00

abstract：:Five new compounds (1-5), including two limonoids, one triterpenoid, one steroid, and one sesquiterpenoid, along with nine known limonoids (6-14), were isolated from the bark of Melia azedarach. The structures of the new compounds were elucidated by 2D NMR spectroscopy and mass spectrometry. The isolated compounds as ...

journal_title：Planta medica

authors： Yuan CM,Zhang Y,Tang GH,Li Y,He HP,Li SF,Hou L,Li XY,Di YT,Li SL,Hua HM,Hao XJ

更新日期：2013-01-01 00:00:00

abstract：:Aloe barbadensis polysaccharide was partially digested with cellulase and further purified by dialysis, stepwise ethanol precipitation, and size exclusion chromatography. Crude modified Aloe polysaccharide (MAP) activated macrophage cells and stimulated fibroblast growth. Under the same conditions, native Aloe barbade...

journal_title：Planta medica

authors： Qiu Z,Jones K,Wylie M,Jia Q,Orndorff S

更新日期：2000-03-01 00:00:00

abstract：:From roots of Rubia cordifolia L. four anthraquinones are isolated: 1-hydroxy 2-methoxy anthraquinone; 1,4-dihydroxy 2-methyl 5-methoxy anthraquinone or 1,4-dihydroxy 2-methyl 8-methoxy anthraquinone; 1,3-dimethoxy 2-carboxy anthraquinone and rubiadin. ...

journal_title：Planta medica

authors： Dosseh C,Tessier AM,Delaveau P

更新日期：1981-12-01 00:00:00

abstract：:The evidence for loss of Ca2+ homeostasis due to neuronal degeneration is considerable and rapidly increasing. In this study, we try to evaluate the protective effect of tetrandrine (TET), an alkaloid isolated from the Chinese medicinal herb Radix Stephania tetrandrae S., on amyloid-beta protein (Abeta) and 1-methyl-4...

journal_title：Planta medica

authors： Chiou WF,Lee WS,Yeh PH

更新日期：2006-11-01 00:00:00

abstract：:Human immunodeficiency virus (HIV) infection can result in oxidative stress through production of reactive oxygen species (ROS). Simultaneously, oxidative stress is able to activate the replication of virus and lead to the apoptosis of T lymphocytes which is the defense of the immune function. Ampelopsin, belonging to...

journal_title：Planta medica

authors： Ye J,Guan Y,Zeng S,Liu D

更新日期：2008-02-01 00:00:00

abstract：:Galphimine-B (G-B) is a bioactive compound isolated from the plant Galphimia glauca Cav. (Malpighiaceae) with central nervous system depressant properties previously described. In the present study, extracellular spiking activity records in either somatosensorial cortex or ventral tegmental area (VTA) neurons, were pe...

journal_title：Planta medica

authors： Tortoriello J,Ortega A,Herrera-Ruíz M,Trujillo J,Reyes-Vázquez C

更新日期：1998-05-01 00:00:00

abstract：:A new BIS-1-oxaquinolizidine alkaloid, 9'- EPI-3 β,3' β-dimethylxestospongin C (2), and three known related analogues have been isolated from the Hainan sponge Neopetrosia exigua. ...

journal_title：Planta medica

authors： Li Y,Qin S,Guo YW,Gu YC,van Soest RW

更新日期：2011-01-01 00:00:00

abstract：:This Paper describes an improved HPLC method for the determination of pentacyclic oxindole alkaloids in Uncaria tomentosa (Cat's Claw). Six of the isomeric compounds could be baseline separated at room temperature within less than 30 min by using 3 microm C-18 column material and a mobile phase consisting of 10 mM pho...

journal_title：Planta medica

authors： Ganzera M,Muhammad I,Khan RA,Khan IA

更新日期：2001-07-01 00:00:00

abstract：:Two diterpenoids were prepared from hexane anti-inflammatory extracts of the Spanish herb Sideritis javalambrensis: ent-13-epi-12 alpha-acetoxymanoyl oxide (= "manoyl oxide F1") and ent-8 alpha-hydroxy-labda-13(16), 14-diene (= "labdane F2"). They were evaluated for possible anti-inflammatory actions in vitro in the c...

journal_title：Planta medica

authors： de las Heras B,Hoult JR

更新日期：1994-12-01 00:00:00

abstract：:This paper studies the effect of different concentrations of ethephon on the levels of the sesquiterpene, nootkatone, and of the flavanones, naringin and narirutin, in grapefruit fruits. The results show that nootkatone synthesis and/or accumulation was stimulated by all the concentrations of ethephon assayed, while t...

journal_title：Planta medica

authors： Puig DG,Pérez ML,Fuster MD,Ortuño A,Sabater F,Porras I,Lidón AG,Del Río JA

更新日期：1995-06-01 00:00:00

abstract：:Pancreatic cancer is one of the most aggressive human malignancies with an increasing incidence worldwide. In addition to the poor survival rates, combinations using gemcitabine as a backbone have failed to show any benefit beyond monotherapy. These facts underscore an urgent need for novel therapeutic options and mot...

journal_title：Planta medica

authors： Pinto-Garcia L,Efferth T,Torres A,Hoheisel JD,Youns M

更新日期：2010-08-01 00:00:00

abstract：:Cnidicin (1) and five related coumarins were isolated from the root extract of Angelica koreana (Umbelliferae) as active principles responsible for the inhibitory effect on the degranulation process of cultured mast cells. Cnidicin (1) demonstrated a significant inhibition upon the release of beta-hexosaminidase from ...

journal_title：Planta medica

authors： Ryu SY,Kou NY,Choi HS,Ryu H,Kim TS,Kim KM

更新日期：2001-03-01 00:00:00

abstract：:Flavonoids are metabolized in vivo to monocyclic phenolic acids. We investigated whether 18 phenolic acids of the benzoic, phenylacetic, phenylpropanoic or cinnamic series-known or potential metabolites of flavonoids-inhibit reactive oxygen species (ROS) released by human polymorphonuclear neutrophils (PMNs). Chemilum...

journal_title：Planta medica

authors： Limasset B,Ojasoo T,le Doucen C,Doré JC

更新日期：1999-02-01 00:00:00

abstract：:From the leaves of BLUMEA ARFAKIANA Martelli (Asteraceae), used in traditional medicine in Papua New Guinea, besides stigmasterol and beta-eudesmol, four graniline esters ( 1-4) have been isolated. Furthermore, blumealactone C ( 5), deacetylblumealactone C ( 6), and deoxyblumealactone C ( 7) have been identified. ...

journal_title：Planta medica

authors： Rücker G,Paulini G,Sakulas H,Lawong B,Goeltenboth F

更新日期：1991-06-01 00:00:00

abstract：:In the present study, we examined the effects of deoxyschisandrin (DS) from Schisandra chinensis on the amyloid-beta₁₋₄₂ (Aβ₁₋₄₂)-induced memory impairment in mice and investigated the possible antioxidative mechanism. Mice were given an intracerebroventricular (i. c. v.) injection with the aggregated Aβ₁₋₄₂ and then ...

journal_title：Planta medica

authors： Hu D,Li C,Han N,Miao L,Wang D,Liu Z,Wang H,Yin J

更新日期：2012-08-01 00:00:00

abstract：:An analytical method using HPLC with UV detection was developed to investigate the quassinoid content of Eurycoma longifolia Jack (Simaroubaceae) collected from various sources. Eurycomanone (1), longilactone (2), 14,15beta-dihydroxyklaineanone (3), 15beta-acetyl-14-hydroxyklaineanone (4), 6alpha-hydroxyeurycomalacton...

journal_title：Planta medica

authors： Chan KL,Choo CY,Morita H,Itokawa H

更新日期：1998-12-01 00:00:00

abstract：:The leaves of Echinodorus grandiflorus are traditionally used in Brazil to treat several inflammatory conditions, including arthritis. This study aimed to investigate the antiarthritis activity of the 70% ethanol extract of E. grandiflorus leaves and a standardized flavonoid-rich fraction in an antigen-induced arthrit...

journal_title：Planta medica

authors： Garcia Ede F,de Oliveira MA,Candido LC,Coelho FM,Costa VV,Queiroz-Junior CM,Boff D,Amaral FA,de Souza Dda G,Teixeira MM,Braga FC

更新日期：2016-03-01 00:00:00

abstract：:Extracellular polysaccharides (ECP) were isolated in yields of up to 4 mg/ml from the culture media of suspension-cultured cells from Digitalis lanata Ehrh. ECP content was increasing continuously over the first ten days of cultivation and then stayed constant until day 20. ECP were fractionated by ion-exchange chroma...

journal_title：Planta medica

authors： Hensel A,Schmidgall J,Kreis W

更新日期：1997-10-01 00:00:00

abstract：:Rutaecarpine is an alkaloid originally isolated from the unripe fruit of Evodia rutaecarpa. Recently, rutaecarpine has been characterized to have an anti-inflammatory activity through cyclooxygenase-2 inhibition. In the present studies, the effects of rutaecarpine on liver cytochrome P450 s (P450s) and P450 s involved...

journal_title：Planta medica

authors： Lee SK,Kim NH,Lee J,Kim DH,Lee ES,Choi HG,Chang HW,Jahng Y,Jeong TC

更新日期：2004-08-01 00:00:00

abstract：:Ten new nervogenic acid derivatives (1-4, 6-11) and one known compound (5) have been isolated from Liparis nervosa. Their structures were determined using extensive spectroscopic analysis, including 1D and 2D NMR experiments. Compounds 3, 4, 9, 10, and 11 were evaluated for their cytotoxicity against A549, H460, Hela,...

journal_title：Planta medica

authors： Huang S,Zhou XL,Wang CJ,Wang HY,Wang YS,Shan LH,Weng J

更新日期：2013-03-01 00:00:00

abstract：:Chromatographically purified fractions of aqueous-ethanolic extracts from Baptisia tinctoria roots contained a strong lymphocyte DNA synthesis-stimulating activity. Electrophoretic analysis of these fractions revealed four distinct protein bands with molecular masses of P1 = 58 kD; P4 = 31 kD; P5 = 26 kD; and P6 = 14 ...

journal_title：Planta medica

authors： Beuscher N,Scheit KH,Bodinet C,Kopanski L

更新日期：1989-08-01 00:00:00

abstract：:A new compound kaempferol 3-O-alpha-L-(2"-E-p-coumaroyl)-rhamnopyranoside, as well as the known flavonoids, kaempferol 3-O-beta-D-(6"-E-p-coumaroyl)-glucopyranoside, kaempferol 3-O-alpha-L-(2",3"-di-E-p-coumaroyl)-rhamnopyranoside, and caffeic acid were obtained from the methanolic extract of Platanus orientalis L. bu...

journal_title：Planta medica

authors： Mitrokotsa D,Mitaku S,Demetzos C,Harvala C,Mentis A,Perez S,Kokkinopoulos D

更新日期：1993-12-01 00:00:00

abstract：:Dihydrogoniothalamin is a styrylpyrone isolated from the leaves of Aniba panurensis. The present work aimed at investigating the vasorelaxant activity of dihydrogoniothalamin and its underlying mechanism of action in the rat aorta. Dihydrogoniothalamin (0.01-100 µM) induced a concentration-dependent vasodilatation of ...

journal_title：Planta medica

authors： Rezende BA,Silva GC,Corradi RG,Teles MM,Barbosa-Filho JM,Lemos VS,Cortes SF

更新日期：2015-10-01 00:00:00

abstract：:The aerial parts of Guarea guidonia afforded three new tirucallane-type triterpenoids: 3,4-seco-tirucalla-4(28),8(9),24(25)-trien-7α,11α-dihydroxy-21,23-epoxy-3,11-olide, named guareolide (1: ), 3,4-seco-tirucalla-4(28),7(8),24(25)-trien-21-hydroxy-21,23-epoxy-3-oic acid, named guareoic acid A (2: ), and 3,4-seco-tiru...

journal_title：Planta medica

authors： Hernandez V,De Leo M,Cotugno R,Braca A,De Tommasi N,Severino L

更新日期：2018-07-01 00:00:00

abstract：:Three new β-indoloquinazoline alkaloids, orirenierine A (1), B (2) and C (4), together with eleven known compounds were isolated from the methanol extract of the stems of Oricia renieri. The structures of all compounds were determined by comprehensive analyses of their spectroscopic data and comparison with literature...

journal_title：Planta medica

authors： Wansi JD,Happi EN,Bavoua JL,Devkota KP,Sewald N

更新日期：2012-01-01 00:00:00

abstract：:The structure of isoselagine, isolated from the Chinese medicinal plant LYCOPODIUM SERRATUM Thunb. var. longipetiolatum Spring, was shown to be identical with huperzine A ( 1) and to have an exocyclic double bond in the E -configuration from NOE data. In the process of extraction of isoselagine, we also isolated and i...

journal_title：Planta medica

authors： Sun CM,Ho LK,Sun ML

更新日期：1993-10-01 00:00:00

abstract：:A micellar electrokinetic capillary chromatography (MEKC) method for the determination of xanthyletin and xanthoxyletin in the roots bark of three Citrus plants was developed for the first time. The electrophoresis buffer was 10 mmol/L sodium borate containing 50 mmol/L sodium dodecyl sulfate, 20% (v/v) acetonitrile a...

journal_title：Planta medica

authors： Wang SF,Ju Y,Chen XG,Hu ZD

更新日期：2003-05-01 00:00:00

abstract：:Lyophilised aqueous extract of Euphorbia hirta L. (Euphorbiaceae) has been evaluated for analgesic, antipyretic and anti-inflammatory properties in mice and rats, in order to complete its activity profile, after the confirmation of the existence of a central depressant activity particularly expressed by a strong sedat...

journal_title：Planta medica

authors： Lanhers MC,Fleurentin J,Dorfman P,Mortier F,Pelt JM

更新日期：1991-06-01 00:00:00

abstract：:Emodin, chrysophanol and physcion have been shown to be the major anthraquinone pigments present in the dry roots of RUMEX ABYSINICA. ...

journal_title：Planta medica

authors： Munavu RM,Mudamba LO,Ogur JA

更新日期：1984-02-01 00:00:00