Yazar "Demirci, Betül" için Bitki, İlaç ve Bilimsel Araştırmalar Merkezi listeleme
-
Antifungal activities and essential oil constituents of some spices from Pakistan
Atta-ur-Rahman; Choudhary, M. I.; Farooq, A; Ahmed, A; Iqbal, MZ; Demirci, Betül; Başer, K. Hüsnü Can (Chem Soc Pakistan, 2000)Hydrodistillation of Amomum subulatum, Cinnamomum verum, Coriandrum sativum, Cuminum cyminum, Elettaria cardamomum, Myristica fragrans (Mace), and Myristica fragrans (Nutmeg) purchased from local markets yielded essential ... -
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 ... -
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 ... -
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 ... -
Chemical composition of essential oils from leaves and twigs of Pistacia lentiscus, Pistacia lentiscus var. chia, and Pistacia terebinthus from Turkey
Kıvcak, B; Akay, S; Demirci, Betül; Baker, KHC (Swets Zeitlinger Publishers, 2004)The composition of the essential oils from the leaves and twigs of Pistacia lentiscus L., Pistacia lentiscus var. chia (L.), and Pistacia terebinthus L. of Turkish origin were analyzed by gas chromatography/mass spectrometry ... -
Chemical composition of Santolina chamaecyparissus L. essential oil
Demirci, Betül; Özek, Temel; Başer, K. Hüsnü Can (Allured Publ Corp, 2000)The hydrodistilled essential oil of Santolina chamaecyparissus L. (Asteraceae) was analyzed by GC/MS. The main components were found as artemisia ketone (38.1%), camphor (11.7%) and beta-phellandrene (9.2%). -
Chemical composition of Turkish myrtle oil
Özek, Temel; Demirci, Betül; Başer, K. Hüsnü Can (Allured Publ Corp, 2000)The chemical composition of essential oils from leaves and branches + leaves of Myrtus communis L. (Myrtaceae) was examined by GC/MS technique. The main components were found to be 1,8-cincole (18.3% and 10.5%), linalool ... -
Comparative study of the essential oils of Heracleum sphondylium ssp ternatum obtained by micro- and hydro-distillation methods
Özek, Temel; Demirci, Betül; Başer, K. Hüsnü Can (Consultants Bureau, 2002)The volatile compounds obtained by hydro- and micro-distillation methods from crushed fruits of Heracleum sphondylium ssp. ternatum (Velen.) Brummitt were analyzed by GC/MS. Both distillation methods and analysis results ... -
Comparative study of the essential oils of Heracleum sphondylium ssp. ternatum obtained by micro- and hydro-distillation methods
Özek, Temel; Demirci, Betül; Başer, K. Hüsnü Can (2002)The volatile compounds obtained by hydro- and micro-distillation methods from crushed fruits of Heracleum sphondylium ssp. ternatum (Velen.) Brummitt were analyzed by GC/MS. Both distillation methods and analysis results ... -
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 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 essential oils from two varieties of ajuga chamaepitys subsp. Chia from Turkey
Water-distilled essential oils from Ajuga chamaepitys subsp. chia var. chia and var. ciliata were analyzed by GC/MS. ß-pinene (20.8%) and germacrene D (12.6%), were identified as main components among the 65 compounds ... -
Composition of the essential oil and the headspace sample of mandragora autumnalis bertol. Fruits
Fresh ripe fruits of Mandragora autumnalis were subjected to water distillation and headspace trapping. Both products were analyzed by GC/MS. In the essential oil, 100 compounds were characterized representing 92% of the ... -
Composition of the essential oil of Achillea goniocephala boiss. et bal. from Turkey
Başer, K. Hüsnü Can; Demirci, Betül; Duman, Hayri; Aytaç, Zeki; Adıgüzel, Nezaket (Allured Publ Corp, 2001)Water-distilled essential oil of the dried flowering herb al parts of Achillea goniocephala, endemic to Turkey, was analyzed by GC/MS. Seventy three components making up 98.1% of the oil were characterized with camphor ... -
Composition of the essential oil of Achillea phrygia Boiss. et Ball
Başer, K. Hüsnü Can; Demirci, Betül; Kaiser, R; Duman, Hayri (Allured Publ Corp, 2000)Water distilled essential oils from the herbal parts of Achillea phrygia, an endemic species in Turkey, was analyzed by GC/MS. Ninety-two and eighty-eight components were characterized representing 99.2% and 93.5% of the ... -
Composition of the essential oil of Arbutus unedo
Kıvcak, B; Mert, T; Demirci, Betül; Başer, K. Hüsnü Can (Consultants Bureau, 2001)Water-distilled essential oil from leaves of Arbutus unedo L of Turkish origin was analyzed by GC/MS. Thirty-seven constituents were characterized with (E)-2-decenal (12.0 %), alpha- terpineol (8.8 %), hexadecanoic acid ... -
Composition of the essential oil of Chaerophyllum aksekiense A. Duran et Duman, a recently described endemic from Turkey
Başer, K. Hüsnü Can; Tabanca, Nurhayat; Özek, Temel; Demirci, Betül; Duran, Ahmet; Duman, Hayri (John Wiley & Sons LTD, 2000)The water-distilled essential oil from crushed fruits of Chaerophyllum aksekiense were analysed by GC-MS. Sixty-seven components, representing 82.0% of the oil, were characterized. The major components were heptacosane ... -
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 ... -
Composition of the essential oil of Ferulago asparagifolia Boiss. from Turkey
Başer, K. Hüsnü Can; Demirci, Betül; Duman, Hayri (Allured Publ Corp, 2001)Water-distilled essential oil of the crushed fruits of Ferulago asparagifolia was analyzed by GC/MS. 2,3,6-trimethyl benzaldehyde (38.9%) and myrcene (18.2%) were identified as major constituents.