Güncel Gönderiler: Makale Koleksiyonu
Toplam kayıt 488, listelenen: 181-200
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Studies on Turkish rose concrete, absolute, and hydrosol
(Consultants Bureau, 2003)The production of rose absolute from fresh flowers of the cultivated Rosa damascena Miller was realized using traditional and modem techniques, such as molecular distillation, extraction with liquified gases, etc. Headspace ... -
Isolation of some soluble and dispersed materials of Oregano Water
(Consultants Bureau, 2003)Recent results obtained on determining the extraction efficiency and composition of organic volatiles in Oregano Water obtained from Origanum onites L are described. Oregano Water was subjected to liquid-liquid extraction ... -
Composition and antimicrobial activity of the essential oils of Calamintha betulifolia Boiss. et Bal.
(Allured Publ Corp, 2007)The water distilled essentials oil from the aerial parts of Calamintha betulifolia Boiss. et Bal. collected from three different localities in Turkey were analyzed by GC and GC/MS. Fifty six to seventy nine components ... -
Determination of the free radical scavenging activity of Lycium extracts
(Consultants Bureau, 2003)Lycium species growing in Turkey have not so far been studied sufficiently. For this reason, non-polar and polar extracts obtained from the fruits of Lycium barbarum L. and L. ruthenicum Murray (Solanaceae) were assessed ... -
A simple method to obtain essential oils from Salvia triloba L. and Laurus nobilis L. by using microwave-assisted hydrodistillation
(Verlag Z Naturforsch, 2005)A microwave-assisted hydrodistillation protocol was modified to extract essential oils from leaves of Salvia triloba L. and Laurus nobilis L. The essential oils of these plants are generally obtained by hydrodistillation ... -
A potential new source of cedarwood oil: Juniperus foetidissima Willd.
(Allured Publ Corp, 2004)The chemical compositions of essential oils from heartwood of the root and stem of Juniperus foctidissima Willd. collected in the vicinity of Eskisehir, Turkey were analyzed by GC/MS. The yield of stein and root heartwood ... -
Essential oils of three species of Heracleum. Anticandidal activity
(Springer, 2004)Fruits of Heracleum crenatifolium Boiss., Heracleum sphondylium L subsp. ternatum (Velen.) Brummitt, and Heracleum platytaenium Boiss. (Umbelliferae) were hydrodistilled to obtain essential oils that were then analyzed by ... -
The essential oil of Senecio farfarifolius Boiss. et Kotschy growing in Turkey
(Allured Publ Corp, 2004)Water-distilled essential oil from the aerial parts of Senecio farfarifolius Boiss. et Kotschy, endemic in Turkey, was analyzed by GC and GC/MS. Eighty-seven components were characterized representing 95% of the compounds ... -
Volatiles of Hypericum bupleuroides Griseb.
(Allured Publ Corp, 2006)Hypericum bupleuroides Griseb. (Guttiferae)was collected from the north eastern region of Turkey. The aerial parts were subjected to microdistillation for the isolation of volatiles that were subsequently analyzed by GC ... -
Composition of the essential oil of Phlomis nissolii L.
(Allured Publ Corp, 2006)Composition of the water-distilled oil of Phlomis nissolii L., endemic in Turkey, was analyzed by GC and GC/MS. Eighteen compounds were identified representing 92.6% of the total oil. Germacrene D (33.9%), bicyclogermacrene ... -
Composition and antimicrobial activity of the essential oils of two endemic species from Turkey: Sideritis cilicica and Sideritis bilgerana
(Springer, 2005)Aerial parts of Sideritis cilicica Boiss. ct, Bal. and Sideritis bilgerana P.H. Davis (Lamiaceae) were h y vdrodistilled to obtain essential oils that were then analyzed by GC and GC/MS. beta-Pinene (39%), alpha-pinene ... -
Comparison of microwave-assisted hydrodistillation and hydrodistillation methods for the analysis of volatile secondary metabolites
(Taylor & Francis Inc, 2005)Microwave-assisted hydrodistillation (MWHD) and hydrodistillation (HD) were carried out for the analysis of volatile components in Whole and ground fruits of Anethum graveolens L. (dill seed) and Coriandrum sativum L. ... -
Studies on Betula essential oils
(Arkat Usa Inc, 2007)Essential oils were obtained from leaf, branch and buds of Betula species: B. pendula Roth, B. browicziana A. Guner, B. litwinowii Doluch., B. recurvata V. Vassil., and B. medwediewii Regel naturally growing in various ... -
Comparison of microwave-assisted hydrodistillation and hydrodistillation methods for the fruit essential oils of Foeniculum vulgare
(Allured Publ Corp, 2007)Microwave-assisted hydrodistillation (MWHD) and hydrodistillation (HD) were carried out for the analysis of volatile components in whole and ground fruits of Foeniculum vulgare Miller (fennel). Fruits were distilled using ... -
The essential oil composition of Tanacetum macrophyllum (Waldst. et Kit.) Schultz. Bip.
(Allured Publ Corp, 2007)A water distilled essential oil from aerial parts of Tanacetum, macrophyllum (Waldst. et Kit.) Schultz.Bip. was analyzed both by gas chromatography (GC) and gas chromatography/mass spectrometry (GC/MS). The major components ... -
Distillation Parameters for Pilot Plant Production of Laurus nobilis Essential oil
(Acg Publications, 2012)Essential oils have increasing importance in flavour and fragrance industries. They are obtained by distillation techniques. In order to produce an oil with market potential its optimum production parameters have to be ... -
Composition of the essential oils of Phlomis rigida Labill. and Phlomis samia L.
(Allured Publ Corp, 2006)The essential oils of Phlomis rigida Labill. and P. samia L. (Lamiaceae) obtained from the aerial parts by hydrodistillation were analyzed by GC and GC/MS. P rigida (albino and normal form) oils were found to be rich in ... -
Composition of the essential oils of Rhabdosciadium oligocarpum (Post ex Boiss.) Hedge et Lamond and Rhabdosciadium microcalycinum Hand.-Mazz
(John Wiley & Sons LTD, 2006)The volatile constituents of the oils of Rhabdosciadium oligocarpum (Post ex Boiss.) Hedge et Lamond and Rhabdosciadium microcalycinum Hand.-Mazz. (Umbelliferae) were isolated by hydrodistillation and microdistillation ... -
Comparison of essential oil of Xanthogalum purpurascens Lallem. obtained via different isolation techniques
(Allured Publ Corp, 2006)The essential oil of Xanthogalum purpurascens Lallem. was obtained by hydrodistillation (HD), microdistillation (MD) and micro-steam distilled solid-phase micro extraction (MSD-SPME) techniques. The oils were then analyzed ... -
Effects of gentiopicroside, sweroside and swertiamarine, secoiridoids from gentian (Gentiana lutea ssp symphyandra), on cultured chicken embryonic fibroblasts
(Georg Thieme Verlag Kg, 2006)Wound healing properties of Gentian (Gentiana lutea ssp. symphyandra) extract and its main constituents, gentiopicroside, sweroside and swertiamarine (compounds 1-3, respectively) were evaluated by comparison with dexpanthenol ...