Güncel Gönderiler: Farmakognozi Anabilim Dalı
Toplam kayıt 594, listelenen: 61-80
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Isolation of natural products by preparative gas chromatography
(2012)Chromatography is a process for the separation of compounds from the mixtures. Gas chromatography (GC) is one of the most important and common techniques in separation science. The main focus of this chapter is to demonstrate ... -
Antimicrobial and antioxidant activities of Stachys lavandulifolia subsp. lavandulifolia essential oil and its infusion
(2012)Stachys lavandulifolia Vahl. subsp. lavandulifolia (Lamiaceae) is widely used in south Anatolia as a herbal tea. It is used for the treatment of gastrointestinal and respiratory disorders. Constituents of the essential oil ... -
Phenolic acid contents, essential oil compositions and antioxidant activities of two varieties of Salvia euphratica from Turkey
(2012)This study was designed to evaluate the invitro antioxidant activities of n-hexane (Hex), dichloromethane (DCM), methanol (MeOH) and essential oils (EO) extracts obtained from Salvia euphratica var. euphratica and Salvia ... -
The Essential Oil Composition of Tanacetum densum (Labill.) Heywood ssp. eginense Heywood from Turkey
(2012)Water-distilled essential oils from aerial parts of Tanacetum densum (L.) Heywood ssp. eginense Heywood, from Turkey was analysed by GC and GC-MS. T. densum ssp. eginense flower, stem and leaf oils were characterized with ... -
Chemical characterization and antimicrobial evaluation of Stachys citrina subsp. Citrina essential oil [Stachys Citrina subsp. Citrina uçucu yagi{dotless}ni{dotless}n kimyasal karakterizasyonu ve antimikrobiyal degerlendirilmesi]
(2012)Flowering aerial parts of Stachys citrina Boiss. et Heldr. subsp. citrina (Lamiaceae) being endemic for Turkey were subjected to hydrodistillation to obtain the essential oil which was further analysed by GC-FID and GC-MS, ... -
Analysis of Essential Oils and Fragrances by Gas Chromatography
(Elsevier Inc., 2012)[No abstract available] -
Microbiological safety controls of selected hydrosols and their volatile compounds [Bazi{dotless} yag alti{dotless} sulari{dotless}ni{dotless}n uçucu bileşikleri ve mikrobiyal kontrolleri]
(2012)There are only a few scientific studies on the analysis, quality control and standardization of hydrosols of commonly used aromatic plants in Turkey. In order to fill this gap, hydrosols of commercially important plants ... -
Microbial transformations of isophorone by Alternaria alternate and Neurospora crassa
(2013)Isophorone (3,5,5-trimethyl-2-cyclohexen-1-one), a monoterpene, and the structurally related 1,8-cineole and camphor, have demonstrated a protective effect against cancer, biological activity against a variety of microorganisms, ... -
Some phytochemical investigations of jerusalem sage (Phlomis pungens Willd.) [TİKANLI ODOTU (Phlomis pungens Willd.) NÖVÜNÜN Binverted eZİ FİTOKİMYinverted eVİ Tinverted eDQİQİ]
(Azerbaijan Medical University, 2013)The results of phytochemical investigation of Jerusalem Sage distributed in Azerbaijan obtained the present of the phenolic compounds sum and essential oils. The 3 individual substances were isolated from the phenolic ... -
Comparison of the essential oils of different colored Centaurea tchihatcheffii Fisch. & Mey. flowers [Farkh{dotless} Renkteki Centaurea tchihatcheffii Fisch. & Mey. Çiçek uçucu Yaglarm Karşi{dotless}laştinlmasi{dotless}]
(2013)The potential role of flower color in the yield and composition of essential oil was investigated in the endemic Centaurea tchihatcheffii Fisch.&Mey. (Asteraceae). Essential oils obtained by hydrodistillation from different ... -
Protective and therapeutic effects of Polygonum cognatum Meissn aqueous extract in experimental colitis [Deneysel kolit modelinde Polygonum cognatum Meissn sulu ekstresinin koruyucu ve terapötik etkisi]
(Marmara University, 2014)The aim of the study was to investigate the protective and therapeutic effects of Polygonum cognatum Meissn (PC) in the treatment of colitis. Rats were orogastrically treated with PC (2g/kg) throughout a 10-day interval ... -
Effect of a dietary essential oil mixture on performance of laying hens in the summer season
(2006)The experiment was conducted to evaluate the effects of dietary supplements of either an essential oil mixture (EOM) or a mannan oligosaccharide (MOS) as alternatives to an antibiotic feed additive (avilamycin) for layers ... -
The essential oil constituents and antimicrobial activity of Anthemis aciphylla Boiss. var. discoidea Boiss
(2006)The essential oil of aerial parts, leaves and flowers of the endemic Anthemis aciphylla BOISS. var. discoidea BOISS. (Asteraceae) were obtained by hydrodistillation. The oils were analyzed both by GC and GC-MS on a polar ... -
Comparison of the Essential Oils of Prangos turcica A. Duran, M. Sagiroglu et H. Duman Fruits Obtained by Different Isolation Techniques
(2006)The essential oils from fruits of Prangos turcica A. Duran, M. Sagiroglu et H. Duman were obtained by hydrodistillation (HD), microdistillation (MD), micro-steam distilled solid-phase microextraction (MSD-SPME) techniques ... -
Composition of the essential oil of Euchaetis albertiniana I.J.M. Williams
(2006)Hydrodistilled essential oil from herbal parts of Euchaetis albertiniana was analyzed by GC and GC/M S. Fifty-seven compounds were characterized representing 97.7% of the oil with ß-pinene (17.5%), ß-pinene (14%), 1,8-cineole ... -
Composition and antimicrobial activity of the essential oils of calamintha betulifolia boiss. et bal
(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 ... -
Essential oil composition of an endemic species of turkey: marrubium bourgaei boiss. ssp. bourgaei (labiatae)
(2007)Water-distilled essential oil from the aerial parts of Marrubium bourgaei Boiss. ssp. bourgaei (Labiatae, Lamiaceae) from Turkey was analyzed by GC and GC/MS. Seventy-eight components were characterized in total, representing ... -
Composition of the essential oil of hippomarathrum cristatum (dc.) boiss
(2007)Water distilled essential oil of Hippomarathrum cristatum (DC.) Boiss. (Umbelliferae) fruits used as a condiment in food products traditionally was analyzed by GC and GC/MS methods. Eighty compounds were characterized ... -
Analysis of the fatty oil of Pistacia eurycarpa nuts by gas chromatography/mass spectrometry
(2007)[No abstract available] -
Composition and antimicrobial activity of the essential oil of tanacetum cadmeum (Boiss.) heywood subsp. Orientale grierson
(2007)Water distilled essential oil of aerial parts of Tanacetum cadmeum (Boiss.) Heywood subsp. orientale Grierson (Asteraceae) was analyzed by GC and GC/MS methods. Ninety three compounds have been characterized representing ...
