Kurum Yazarı "Demirci, Betül" Araştırma Çıktıları | TR-Dizin | WoS | Scopus | PubMed İçin Listeleme
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Antimicrobial Activity and Essential Oil Composition of a New T. argyrophyllum (C. Koch) Tvzel var. argyrophyllum Chemotype
Polatoğlu, Kaan; Demirci, Fatih; Demirci, Betül; Göreni, Nezhun; Başer, K. Hüsnü Can (Japan Oil Chemists Soc, 2010)Water-distilled essential oils from flowers and stems of Tanacetum argyrophyllum var. argyrophyllum from Turkey were analyzed by GC and GC/MS. The flower oil of T argyrophyllum var. argyrophyllum was characterized with ... -
Antimicrobial activity of the essential oil of Centaurea aladagensis
Köse, Yavuz Bülent; İşcan, Gökalp; Demirci, Betül; Başer, K. Hüsnü Can; Çelik, S. (Elsevier Science BV, 2007)Composition of the water-distilled oil of the aerial parts of Centaurea aladagensis, endemic in Turkey, was analysed by GC-MS. Hexadecanoic acid (39.3%), caryophyllene oxide (6.6%) and hexahydrofamesyl acetone (4.3%) were ... -
Antimicrobial Activity of the Essential Oils Obtained from Flowering Aerial Parts of Centaurea lycopifolia Boiss. et Kotschy and Centaurea cheirolopha (Fenzl) Wagenitz from Turkey
Köse, Yavuz Bülent; İşcan, Gökalp; Demirci, Betül (Taylor & Francis LTD, 2016)The genus Centaurea L. (Asteraceae) is widely distributed in Turkey and used as folk remedies for their several biological effects. In the present study hydrodistilled essential oils of Centaurea lycopifolia and Centaurea ... -
Antimicrobial and Antioxidant Activities of Stachys lavandulifolia subsp lavandulifolia Essential Oil and its Infusion
İşcan, Gökalp; Demirci, Betül; Demirci, Fatih; Göğer, Fatih; Kırımer, Neşe; Köse, Yavuz Bülent; Başer, K. Hüsnü Can (Natural Products Inc, 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 ... -
Antimicrobial and antioxidant activities of Stachys lavandulifolia subsp. lavandulifolia essential oil and its infusion
İşcan, Gökalp; Demirci, Betül; Demirci, Fatih; Göğer, Fatih; Kırımer, Neşe; Köse, Yavuz Bülent; Başer, K. Hüsnü Can (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 ... -
Antimicrobial and antioxidant activities of the essential oil of Chaerophyllum libanoticum Boiss. et Kotschy
Demirci, Betül; Koşar, Müberra; Demirci, Fatih; Dinç, M.; Başer, K. Hüsnü Can (Elsevier Sci LTD, 2007)Chaerophyllum libanolicum Boiss. et Kotschy from Apiaceae, is collected and used as a food plant in Turkey. The essential oil obtained by hydrodistillation from the crushed fruits of C lihanoticuin collected from Osmaniye, ... -
Antimicrobial and toxicity profiles evaluation of the Chamomile (Matricaria recutita L.) essential oil combination with standard antimicrobial agents
Göğer, Gamze; Demirci, Betül; Ilgın, Sinem; Demirci, Fatih (Elsevier Science BV, 2018)In this present study, commercial Pharmacopeia (PhEur) grade chamomile essential oil (Mairicariae aetheroleurn) was combined with different antimicrobial agents including ampicillin sodium, cefuroxime acetyl, tetracycline ... -
Antimycobacterial and Antifungal Activities of Selected Four Salvia Species
Tan, Nur; Satana, Dilek; Sen, Burcu; Tan, Emir; Altan, Hilal Bardakci; Demirci, Betül; Uzun, Meltem (Acg Publications, 2016)The content of essential oils of endemic Salvia cilicica was analyzed by GC-FID and GC-MS techniques. Spathulenol (23.8 %), caryophyllene oxide (14.9 %) and hexadecanoic acid (10.3 %) were identified as the major components ... -
Antioxidant activity of chamomile essential oil and main components
Fırat, Zeynep; Demirci, Fatih; Demirci, Betül (Badebio Biotechnololgy Ltd, 2018)The objective of this study was to characterize the antioxidant capacity of the chamomile (Matricaria recutita L.) essential oil (EO) as well as its major constituents. For this purpose, Pharmacopoeia grade Matricariae ... -
Antioxidant potential of some natural and semi-synthetic flavonoid derivatives and the extracts from Maclura pomifera (Rafin.) Schneider (osage orange) and its essential oil composition
Orhan, İlkay Erdoğan; Şenol, Fatma Sezer; Demirci, Betül; Dvorska, Margita; Smejkal, Karel; Zemlicka, Milan (Walter De Gruyter GMBH, 2016)Objective: The antioxidant potential of various extracts were obtained from the leaf and fruit of Maclura pomifera (Rafin.) Schneider (Moraceae) along with its major isoflavonoids; osajin and pomiferin, their semi-synthetic ... -
Antiparasitic Efficacy of Artemisia ludoviciana Nutt. (Asteraceae) Essential Oil for Acanthamoeba castellanii, Leishmania infantum and Trichomonas vaginalis
Baldemir, Ayşe; Karaman, Ülkü; İllgün, Selen; Kaçmaz, Gamze; Demirci, Betül (Assoc Pharmaceutical Teachers India, 2018)Background: Artemisia ludoviciana Nutt. (Asteraceae) is an aromatic, herbaceous, perennial plant and known commonly name as "White Sage", "Black Sage", "Prairie Sage" or "Cudweed Sagewort". It is traditionally used as an ... -
Antiprotozoal Effect of Artemisia indica Extracts and Essential Oil
Taşdemir, Deniz; Tierney, Michelle; Sen, Rupashree; Bergonzi, Maria Camilla; Demirci, Betül; Bilia, Anna Rita; Chatterjee, Mitali (Georg Thieme Verlag Kg, 2015)Diverse solvent extracts of Artemisia indica leaves originating from the West Bengal region (India) were assessed for the content of artemisinin and characteristic Artemisia polymethoxyflavonoids, namely eupatin (1), ... -
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 ... -
A bioactivity guided study on the antidiabetic activity of Juniperus oxycedrus subsp oxycedrus L. leaves
Orhan, Nilüfer; Aslan, Mustafa; Demirci, Betül; Ergün, Fatma (Elsevier Ireland LTD, 2012)Ethnopharmacological relevance: Juniperus (Cupressaceae) species are widely used as folk medicine in spreading countries. Decoction of Juniperus oxycedrus subsp. oxycedrus L leaves is used internally to lower blood glucose ... -
Bioactivity-Guided Fractionation and GC/MS Fingerprinting of Angelica sinensis and Angelica archangelica Root Components for Antifungal and Mosquito Deterrent Activity
Wedge, David E.; Klun, Jerome A.; Tabanca, Nurhayat; Demirci, Betül; Özek, Temel; Başer, K. Hüsnü Can; Zhang, Jian (American Chemical Society, 2009)Bioassay-guided fractionation of the chloroform extract from the roots of Angelica sinensis led to isolation and characterization of (Z)-ligustilide using direct-bioautography with Colletotrichum species. The structure of ... -
Bioassay-Guided Investigation of Two Monarda Essential Oils as Repellents of Yellow Fever Mosquito Aedes aegypti
Tabanca, Nurhayat; Bernier, Ulrich R.; Ali, Abbas; Wang, Mei; Demirci, Betül; Bythe, Eugene K.; Khan, Ikhlas A. (American Chemical Society, 2013)As part of an ongoing research program to identify active mosquito repellents, Monarda bradburiana Beck and Monarda fistulosa L. essential oils showed good repellent activity with minimum effective dosages (MED) of 0.055 ... -
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 ... -
Biological activities and composition of essential oils from the plants grown in the medicinal plant garden at the national center for natural products research
Tabanca, Nurhayat; Weerasooriya, A. D.; Demirci, Betül; Başer, K. Hüsnü Can; Wedge, David E.; Johnson, N.; Khan, Ikhlas A. (Georg Thieme Verlag Kg, 2008)… -
Biological Activities of Bellis perennis Volatiles and Extracts
Kavalcıoğlu, Neslihan; Açık, Leyla; Demirci, Fatih; Demirci, Betül; Demir, Hülya; Başer, K. Hüsnü Can (Natural Products Inc, 2010)Different parts of Bellis perennis were subjected to hydrodistillation and the products were subsequently analyzed by GC and GC/MS. Aqueous and methanol extracts were prepared from the aerial parts. Antioxidant ... -
Biological Activities of Various Extracts from Salvia cassia Sam. ex Rech.f. and Chemical Composition of Its Most Active Extract
Sen Utsukarci, Burcu; Gurdal, Bahar; Bilgin, Merve; Satana, Dilek; Demirci, Betül; Tan, Nur; Mat, Afife (Acg Publications, 2019)This study was conducted on the antibacterial, antimycobacterial and antifungal activities of various extracts (petroleum ether (PE), chloroform (CHCl3) and ethanol (EtOH) extracts; infusion and decoction) and essential ...