Yazar "Demirci, Fatih" için Araştırma Merkezleri listeleme
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Antimicrobial activities of Ferulago essential oils
Demirci, Fatih; İşcan, Gökalp; Güven, Kıymet; Kırımer, Neşe; Demirci, Betül; Başer, K. Hüsnü Can (Verlag Z Naturforsch, 2000)Essential oils from Ferulago asparagifolia Boiss., F. galbanifera (Miller) W. Koch, F. humilis Boiss. (Endemic), F. trachycarpa Boiss. growing in Turkey were evaluated against 15 microorganisms for their antifungal and ... -
Antimicrobial activity of some Satureja essential oils
Azaz, D; Demirci, Fatih; Satıl, Fatih; Kürkçüoğlu, Mine; Başer, K. Hüsnü Can (Verlag Z Naturforsch, 2002)The genus Satureja is represented by fifteen species of which five are endemic and Satureja pilosa and S. icarica have recently been found as new records for Turkey. Aerial parts of the Satureja pilosa, S. icarica, S. ... -
Antimicrobial screening of Mentha piperita essential oils
İşcan, Gökalp; Kırımer, Neşe; Kürkçüoğlu, Mine; Başer, K. Hüsnü Can; Demirci, Fatih (American Chemical Society, 2002)Essential oils of peppermint Mentha piperita L. (Lamiaceae), which are used in flavors, fragrances, and pharmaceuticals, were investigated for their antimicrobial properties against 21 human and plant pathogenic microorganisms. ... -
Betulenols from Betula species
Demirci, Betül; Başer, K. Hüsnü Can; Özek, Temel; Demirci, Fatih (Georg Thieme Verlag, 2000)The essential oils from buds of five Betula species growing in Turkey were investigated by CC-MS. A major component in the essential oils was shown to be 14-hydroxy-beta-caryophyllene (6). The structure of beta-betulenal ... -
The bioactive essential oil of Heracleum sphondylium L. subsp ternatum (Velen.) Brummitt
İşcan, Gökalp; Demirci, Fatih; Kürkçüoğlu, Mine; Kıvanç, Merih; Başer, K. Hüsnü Can (Walter De Gruyter GMBH, 2003)The essential oil of Heracleum sphondylium L. subsp. ternatum (Velen.) Brummit (Umbelliferae) was isolated from crushed seeds by means of hydrodistillation and analyzed by GC and GC/MS. Major components were identified as ... -
The bioactive essential oil of Heracleum sphondylium L. subsp. ternatum (Velen.) Brummitt
İşcan, Gökalp; Demirci, Fatih; Kürkçüoğlu, Mine; Kıvanç, Merih; Başer, K. Hüsnü Can (Verlag der Zeitschrift fur Naturforschung, 2003)The essential oil of Heracleum sphondylium L. subsp. ternatum (Velen.) Brummit (Umbelliferae) was isolated from crushed seeds by means of hydrodistillation and analyzed by GC and GC/MS. Major components were identified as ... -
Bioassays on Periploca graeca L. (Silk vine)
Silk vine, Periploca graeca L. (Asclepiadaceae) which is a poisonous plant, was collected in July 1997 from Eskisehir (Asagi Kuplu-Mayislar Village). The methanolic extracts of the air dried leaves and twigs were separately ... -
Biotransformation of (-)-?-Pinene by Botrytis cinerea
Farooq, A.; Choudhary, M. I.; Atta-ur-Rahman; Ahmed, Z.; Tahara, S.; Farooq, A.; Demirci, Fatih (2002)(-)-?-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 3ß-hydroxy-(-)-ß-pinene (10%) (3), ... -
Biotransformation of (-)-alpha-pinene by Botrytis cinerea
Farooq, A; Tahara, S; Choudhary, MI; Atta-ur-Rahman; Ahmed, Z; Başer, K. Hüsnü Can; Demirci, Fatih (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 and antibacterial activity of the essential oils from Satureja wiedemanniana (Lallem.) Velen
Başer, K. Hüsnü Can; Tümen, Gülendam; Tabanca, Nurhayat; Demirci, Fatih (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 ... -
The composition and antifungal bioassay of the essential oils of different Betula species growing in Turkey
Demirci, Fatih; Demirci, Betül; Başer, K. Hüsnü Can; Güven, Kıymet (Consultants Bureau, 2000)Five Betula species, B. pendula, B. browicziana, B. medwediewii, B. litwinowii, and B. recurvata, were collected from different parts of Turkey. The leaves of these species were hydrodistilled to yield the consequent ... -
Composition and antimicrobial activity of the essential oil of Achillea multifida
Başer, K. Hüsnü Can; Demirci, Betül; Demirci, Fatih; Koçak, S; Akıncı, C; Malyer, H; Güleryuz, G (Georg Thieme Verlag Kg, 2002)The composition of the water-distilled essential oil of Achillea multifida (DC.) Boiss. (Compositae) was analysed by GC and GC/ MS. Fifty-eight compounds were identified representing 93.9% of the total oil. a-Thujone ... -
Composition and antimicrobial activity of the essential oil of Origanum x dolichosiphon P. H. Davis
Tabanca, Nurhayat; Demirci, Fatih; Özek, Temel; Tümen, Gülendam; Başer, K. Hüsnü Can (Consultants Bureau, 2001)The essential oil obtained by hydrodistillation from aerial parts of Origanum x dolichosiphon P. H. Davis (Lainiaceae), a hybrid of O. amanum Post x O. laevigatum Boiss., was analyzed by GC/MS, Ninety-five compounds were ... -
Composition and antimicrobial activity of the essential oils of Micromeria cristata subsp phrygia and the enantiomeric distribution of borneol
Tabanca, Nurhayat; Kırımer, Neşe; Demirci, Betül; Demirci, Fatih; Başer, K. Hüsnü Can (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 ... -
Composition of the essential oil of Coridothymus capitatus (L.) Reichb. fil. from Turkey
Water distilled essential oils of Coridothymus capitatus collected from three different locations in Turkey were subjected to GC and GC/MS analysis. Forty compounds were identified in the oils with carvacrol (68.72-77.93%) ... -
Composition of the essential oil of Cotinus coggygria Scop. from Turkey
Demirci, Betül; Demirci, Fatih; Başer, K. Hüsnü Can (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 ... -
Detoxification of terpinolene by plant pathogenic fungus Botrytis cinerea
Farooq, A; Choudhary, M. I.; Atta-ur-Rahman; Tahara, S; Başer, K. Hüsnü Can; Demirci, Fatih (Verlag Z Naturforsch, 2002)Detoxification of an antifungal monoterpene terpinolene (1) by the plant pathogenic fungus Botrytis cinerea afforded hydroxlyated metabolites 2,3-dihydro-3beta,6beta-dihydroxy-terpinolene (2) (39%) and 2,3-dihydro-1alpha ... -
Essential oil and antimicrobial evaluation of the Pistacia eurycarpa
Demirci, Fatih; Başer, K. Hüsnü Can; Çalış, I; Gökhan, E (Consultants Bureau, 2001)The compositions of microdistilled and hydrodistilled essential oils of the mastix of Pistacia eurycarpa Yalt. (Anacardiaceae) were compared. The essential oils were analyzed by GC/MS: alpha- and beta-pinenes were found ... -
Essential oil constituents of the spice Cinnamomum tamala (Ham.) Nees & Eberm.
Ahmed, A; Choudhary, M. I.; Farooq, A; Demirci, Betül; Demirci, Fatih; Başer, K. Hüsnü Can (John Wiley & Sons LTD, 2000)Water-distilled essential oil of Cinnamomum tamala (Ham.) Nees & Eberm. (Lauraceae) leaves was analysed by CC-MS. Sixty-three compounds, representing 94.3% of the oil, were identified. beta -Caryophyllene (25.3%), linalool ... -
The essential oil of Anthemis cretica L. subsp. leucanthemoides (Boiss.) Grierson
Water distilled essential oil of Anthemis cretica L. var. leucanthemoides (Boiss.) Grierson was analyzed by GC/MS. Ninety nine compounds were characterized representing 87.7% of the oil. Enantiomeric distribution of the ...