Güncel Gönderiler: Araştırma Merkezleri
Toplam kayıt 492, listelenen: 421-440
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Composition and antibacterial activity of the essential oils from Satureja wiedemanniana (Lallem.) Velen
(Verlag Z Naturforsch, 2001)Satureja wiedemanniana (Lallem.) Velen (Lamiaceae) is an endemic species of Turkey. Aerial parts of the plant collected from eleven different localities in Turkey were subjected to hydrodistillation to yield essential oils ... -
Aromatic biodiversity among the flowering plant taxa of Turkey
(Int Union Pure Applied Chemistry, 2002)Flora of Turkey is rich and diverse with well over I 1000 flowering taxa recorded in the 9-volume set of Prof. Davis's monumental work and its two supplements. Chemical diversity among the flowering plants of Turkey is ... -
Composition and antimicrobial activity of the essential oils of Micromeria cristata subsp phrygia and the enantiomeric distribution of borneol
(American Chemical Society, 2001)Water-distilled essential oils from herbal parts of Micromeria cristata (Hampe) Griseb. subsp. phr a P. H. Davis (Endemic) (Lamiaceae) collected from three different localities were analyzed by GCMS. The major component ... -
Enantiomeric distribution of some monoterpenes in the essential oils of some Salvia species
(John Wiley & Sons LTD, 2002)The genus Salvia (Lamiaceae) is represented in Turkey by 89 species, of which 45 are endemic. The essential oils obtained by hydrodistillation from different Salvia spp. were analysed by GC-MS. Enantiomeric separation of ... -
Wood essential oils of Juniperus foetidissima Willd.
(Walter De Gruyter & Co, 2003)Essential oils from heartwood and sapwood of the root and stem of J. foetidissima were analyzed by GC/MS. Cedrol, widdrol, 8,14-cedranoxide, 14-hydroxy-beta-caryophyllene, widdrene and alpha-cedrene were found as main ... -
Essential oils of Nepeta species growing in Turkey
(Consultants Bureau, 2000)Essential oils from 22 Nepeta species growing in Turkey have been studied. Results of GC/MS analyses of the essential oils have Shown that four Nepeta species contain 4a alpha -7 alpha -7a alpha -nepetalactone as the major ... -
Composition of the essential oil of Cotinus coggygria Scop. from Turkey
(John Wiley & Sons LTD, 2003)The oil from leaves of Cotinus coggygria Scop. (Anacardiaceae) obtained by hydrodistillation was analysed by GC-MS. Forty-two components were characterized, representing 99.6% of the total components detected. The major ... -
The volatiles of fresh-cut Osyris alba L. flowers
(Wiley, 2004)Osyris alba L. (Santalaceae) was subjected to headspace-solid phase microextraction (HS-SPME) and subsequent GC-MS analysis due to the strong fragrance of volatiles emitted by the freshly collected flowering branches. SPME ... -
The microbial oxidation of (-)-beta-pinene by Botrytis cinerea
(Verlag Z Naturforsch, 2002)(-)-beta-pinene, a flavor and fragrance monoterpene is an important constituent of essential oils of many aromatic plants. It was oxidized by a plant-pathogenic fungus, Botrytis cinerea to afford four metabolites characterized ... -
Essential oil and lipids from the cone berries of Juniperus seravschanica
(Plenum Publ Corp, 1999)Essential oil and neutral lipids from the cone berries of Juniperus seravschanica Kom. have been characterized for the first time. Fifty six components comprising 96.5% of the essential oil were identified; alpha-pinene ... -
Composition of the essential oil of Plumeria obtusa L.
(John Wiley & Sons LTD, 1999)The essential oil of fresh flowers of Plumeria obtusa L. collected in Brunei Darussalam was isolated by hydrodistillation and examined by GC-MS. Forty-seven components were identified, representing 97% of the oil, with ... -
Supercritical CO2 extraction of volatile components from leaves of Laurus nobilis L.
(Akademiya Nauk Uzbekskoi Ssr, 1998)Comparative investigation of the chemical compositions of volatile components from leaves of Laurus nobilis obtained by the supercritical CO2 extraction and the hydro- and seam distillation was carried out. -
Biotransformation of (-)-alpha-pinene by Botrytis cinerea
(Verlag Z Naturforsch, 2002)(-)-alpha-Pinene (1), a major constituent of many aromatic plants was biotransformed by the plant pathogenic fungus, Botrytis cinerea to afford three new metabolites, characterized as 3beta-hydroxy-(-)-beta-pinene (10%) ... -
Composition of the essential oils of Galium aparine L. and Gallium odoratum (L.) Scop. from Turkey
(Allured Publ Corp, 2004)Water distilled essential oils from aerial parts of Galium aparine and Galium odoratum collected from Ankara and Kastamonu were analyzed by GC/MS. Seventy-two compounds representing 64.7% of the essential oil G. aparine, ... -
The essential oil of Acinos alpinus (L.) Moench growing in Turkey
(John Wiley & Sons LTD, 1999)Water-distilled essential oils of nine samples of Acinos alpinus (L.) Moench, collected from the Aegean region of Turkey, were analysed by GC-MS. One-hundred-and-twenty compounds, which amounted to 84.4-92.8% of the total ... -
Essential oils of Acinos troodi (Post) Leblebici subsp. vardaranus Leblebici and subsp. grandiflorus Hartvig & Strid
(John Wiley & Sons LTD, 1999)Water-distilled essential oils of two subspecies of Acinos troodi (Post) Leblebici, namely, subsp. vardaranus Leblebici and subsp. grandiflorus Hartvig & Strid, both of which are endemic taxa in Turkey, were analysed by ... -
A new bisabolene derivative from the essential oil of Prangos uechtritzii fruits
(Georg Thieme Verlag Kg, 2000)The fruits of endemic Prangos uechtritzii Boiss. & Hausskn. (Umbelliferae) were subjected to hydrodistillation and microdistillation. The resulting volatiles were investigated by CC-MS to determine the composition of the ... -
Composition of essential oils from two varieties of Salvia aucheri Benth. growing in Turkey
(Allured Publ Corp, 2002)Water-distilled essential oils from the aerial parts of two endemic varieties of Salvia aucheri from Turkey were analyzed by GC/MS. Eighty components were characterized in the Salvia aucheri var. aucheri oil, with camphor ... -
The essential oil of Acinos suaveolens (Sm.) G. Don fil. Acinos arvensis (Lam.) Dandy and Acinos rotundifolius Pers. growing wild in Turkey
(John Wiley & Sons LTD, 1999)In this study, water-distilled essential oil of three species of Acinos Miller (Lamiaceae) were analysed by GC-MS. Oils from A. suaveolens (Sm.) G. Don fil. were found to contain pulegone (23.2-80.7%) and isomenthone ... -
Investigation of Origanum onites, Sideritis congesta and Satureja cuneifolia essential oils for analgesic activity
(John Wiley & Sons LTD, 1996)Essential oils, obtained by Clevenger distillation, of Sideritis congesta P. H. Davis et Hub.Mor., Satureja cuneifolia Ten. and Origanum onites L. collected from two different localities were investigated for their analgesic ...