Results 101 to 110 of about 2,920 (220)

Brevipedicelones D and E, Two C–O–C Flavonoid Dimmers from the Leaves of Garcinia brevipedicellata and Anti-onchocercal Activity

open access: yesNatural Products and Bioprospecting, 2018
A novel isoflavone–chromone flavonoid C–O–C dimmer, brevipedicelone D (1), along with one new C–O–C biflavonoid derivative, brevipedicelone E (2), were isolated from the ethyl acetate extract of the leaves of Garcinia brevipedicellata, a medicinal plant ...
Mirabel Akongwi   +5 more
doaj   +1 more source

The Biflavonoid Pattern of Anacolia webbii

open access: yesZeitschrift für Naturforschung C, 1993
Abstract From Anacolia webbii the following five biflavonoids could be isolated: 2,3-dihydrophilonotisflavone, philonotisflavone, dicranolomin, 5′,3‴-dihydroxyamentoflavone and 5′,3‴-dihydroxyrobustaflavone. The compounds were identified spectroscopically.
Tassilo Seeger   +3 more
openaire   +1 more source

Synthesis of Biflavonoids. Part-I

open access: yes, 1985
Department of Medicinal Chemistry, Institute of History of Medicine and Medical Research, Hamdard Nagar, New Delhi-110 062 Manuscript received 19 November 1983, revised 22 August 1984, accepted 27 April 1985 Syntheses of the methyl ether derivatives of 6,6"-biapigenin (4), 6,6"-bisisoflavone (11), 6,6"-bisdihydroflavonol (12) and 5,5"-bisaurone (13 ...
M.S. Y. KHAN   +3 more
openaire   +2 more sources

Isolasi Dan Identifikasi Senyawa Triterpenoid Dan Asam 3-hidroksinikotinat Dari Ekstrak Diklorometana Akar Garcinia Picrorrhiza Miq [PDF]

open access: yes, 2010
Have been isolated chemical constituent from medicinal plants of Garcinia picrorrhiza root from Cluciaceaefamily. Two pure compounds have been isolatedfrom dichloromethane extract by flash column chromatography in silica gel and mixture of hexane and ...
Hanafi, M. (M)   +3 more
core  

CARACTERIZACIÓN FITOQUÍMICA DE UNA FRACCIÓN DE BIFLAVONOIDES DE Garcinia madruno: SU INHIBICIÓN DE LA OXIDACIÓN DE LDL HUMANA Y SU MECANISMO DE ESTABILIZACIÓN DE ESPECIES RADICALARIAS PHYTOCHEMICAL CHARACTERIZATION OF A BIFLAVONOID FRACTION FROM Garcinia madruno: INHIBITION OF HUMAN LDL OXIDATION AND ITS FREE RADICAL SCAVENGING MECHANISM

open access: yesVitae, 2009
A una fracción biflavonoide (FB) caracterizada fitoquímicamente de Garcinia madruno (Clusiaceae), se le evalúa su potencial inhibitorio de la oxidación de LDL y su capacidad estabilizadora de especies radicalarias, correlacionando dichas actividades con ...
Edison OSORIO D   +2 more
doaj  

Variability of antioxidant and biological activities of Rhus tripartitum related to phenolic compounds [PDF]

open access: yes
Rhus species are known in traditional medicine for their therapeutic virtue and their extracts showed numerous important properties including antimalarial, antimicrobial, antiviral, and hypoglycemic and anticonvulsant activi- ties.
Abdelmelek, Hafedh   +11 more
core   +1 more source

Amentoflavone and Kaempferol Glycosides from the Aerial Parts of Cissampelos pareira

open access: yesNepal Journal of Biotechnology, 2017
Aerial parts of Cissampelos pareira L. (Family: Menispermaceae), commonly known as “Batulpate” in Nepal, are used for the treatment of fever, indigestion and to stop bleeding after child birth.
Hari Prasad Devkota   +2 more
doaj   +1 more source

Induksi Kalus Daun Nyamplung (Calophyllum Inophyllum Linn.) pada Beberapa Kombinasi Konsentrasi 6-Benzylaminopurine (BAP) dan 2,4-Dichlorophenoxyacetic Acid (2,4-D) [PDF]

open access: yes, 2013
Penelitian ini bertujuan untuk mengetahui kombinasi konsentrasi Zat Pengatur Tumbuh (ZPT) 2,4-Dichlorophenoxyacetic Acid (2,4-D) dan 6-Benzylaminopurine (BAP) yang paling optimal menginduksi kalus dari eksplan daun Calophyllum inophyllum Linn. Penelitian
Ermavitalini, D. (Dini)   +1 more
core  

Luxenchalcone, a new bichalcone and other constituents from Luxemburgia octandra

open access: yesJournal of the Brazilian Chemical Society, 2004
Chromatographic fractionation of leaves and branches extracts from Luxemburgia octandra (Ochnaceae) afforded isoliquiritigenin, 3'-hydroxyisoliquiritigenin, b-sitosterol, stigmasterol, lupeol, betulinic acid, the biflavonoid, 4',5,7-trihydroxyflavone-(3'®
Carvalho Mário G. de   +4 more
doaj  

HPLC-based activity profiling for GABAA receptor modulators from the traditional Chinese herbal drug Kushen ( Sophora flavescens root) [PDF]

open access: yes, 2018
An EtOAc extract from the roots of Sophora flavescens (Kushen) potentiated γ-aminobutyric acid (GABA)-induced chloride influx in Xenopus oocytes transiently expressing GABAA receptors with subunit composition, α 1 β 2 γ 2S.
Baburin, Igor   +4 more
core  

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