Yazar "Demirci, Fatih" için Eczacılık Fakültesi listeleme
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Analysis of the volatile components of five Turkish Rhododendron species by headspace solid-phase microextraction and GC-MS (HS-SPME-GC-MS)
Taşdemir, Deniz; Demirci, Betül; Demirci, Fatih; Dönmez, AA; Başer, K. Hüsnü Can; Ruedi, P (Walter De Gruyter GMBH, 2003)Volatile constituents of various solvent extracts (n-hexane, CH2C2, H2O) of 15 different organs (leaves, flowers, fruits) of five Rhododendron species (Ericaceae) growing in Turkey were trapped with headspace solid-phase ... -
Anti-inflammatory and antibacterial evaluation of Thymus sipyleus Boiss. subsp sipyleus var. sipyleus essential oil against rhinosinusitis pathogens
Demirci, Fatih; Karaca, Nursenem; Tekin, Mehmet; Demirci, Betül (Academic Press LTD- Elsevier Science LTD, 2018)Thymus sipyleus Boiss. subsp. sipyleus var. sipyleus of the Lamiaceae, locally known as thyme scented lemon, which is an endemic taxon collected from Sivas in Anatolia, was investigated in this study due to its folk medicine ... -
Antibacterial Activity and the Variation of Tanacetum parthenium (L.) Schultz Bip. Essential Oils from Turkey
Polatoğlu, Kaan; Demirci, Fatih; Demirci, Betül; Gören, Nezhun; Başer, K. Hüsnü Can (Japan Oil Chemists Soc, 2010)Water-distilled essential oils from herbal parts of Tanacetum parthenium from two different localities in Turkey were analyzed by GC and GC/MS. The essential oil of T. parthenium collected from Davutpasa-Istanbul location ... -
Antibacterial activity of two Phlomis essential oils against food pathogens
Demirci, Fatih; Güven, Kıymet; Demirci, Betül; Dadandı, M. Y.; Başer, K. Hüsnü Can (Elsevier Sci LTD, 2008)Phlomis species from the Lamiaceae family are widely distributed in Turkey. In this Study, the essential oils of Phlomis russeliana (Sims.) Bentham and Phlomis grandiflora H.S. Thompson var. grandiflora collected from North ... -
Antibacterial and antifungal activities of some trimethoprim salts
Tunalı, Yağmur; Karaca, Hülya; İşcan, Gökalp; Demirci, Fatih; Benkli, Kadriye (Birkhauser Boston Inc, 2012)In this study, the antimicrobial activities of Trimethoprim (1), Trimethoprim + Maleic acid (2), Trimethoprim + Oxalic acid dihydrate (3), and Trimethoprim + trans-1,2-Cyclohexanedicarboxylic acid (4) were investigated for ... -
Antibacterial profiling of abietane-type diterpenoids
Helfenstein, Andreas; Vahermo, Mikko; Nawrot, Dorota A.; Demirci, Fatih; İşcan, Gökalp; Krogerus, Sara; Tammela, Paivi (Pergamon-Elsevier Science LTD, 2017)Abietic and dehydroabietic acid are interesting diterpenes with a highly diverse repertoire of associated bioactivities. They have, among others, shown antibacterial and antifungal activity, potentially valuable in the ... -
Anticandidal activity of essential oils from commercial herbal spices from Turkey
Demirci, Fatih; İşcan, Gökalp; Demirci, Betül; Başer, K. Hüsnü Can (Georg Thieme Verlag Kg, 2007)… -
Anticandidal Effects of Thymoquinone: Mode of Action Determined by Transmission Electron Microscopy (TEM)
İşcan, Gökalp; İşcan, Arzu; Demirci, Fatih (Natural Products Inc, 2016)Thymoquinone (TQ) is one of the bioactive constituents of black cumin seed (Nigella sativa L.) oil. It is well known that this natural volatile quinone has remarkable antimicrobial effects, especially against Candida ... -
Anticandidal pimaradiene diterpene from Phlomis essential oils
Demirci, Betül; Toyota, Masao; Demirci, Fatih; Dadandı, Mehmet Y.; Başer, K. Hüsnü Can (Elsevier France-Editions Scientifiques Medicales Elsevier, 2009)In the present study, it was aimed to investigate the phytochemical profile and antimicrobial effects of Phlomis lunariifolia Sm., Phlomis amanica Vierh., Phlomis monocephala P.H. Davis, Phlomis sieheana Rech. fil, Phlomis ... -
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 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 ... -
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 activity and essential oil composition of two new Tanacetum chiliophyllum (Fisch & Mey.) Schultz Bip. var. chiliophyllum chemotypes from Turkey
Polatoğlu, Kaan; Demirci, Betül; Demirci, Fatih; Gören, Nezhun; Başer, K. Hüsnü Can (Elsevier, 2012)Water-distilled essential oils from aerial parts of Tanacetum chiliophyllum (Fisch. & Mey.) Schultz Bip. var. chiliophyllum, from two different localities in Turkey were analyzed by GC and GC/MS. The flower and stem oils ... -
Biotransformation of (-)-(R)-a-Phellandrene: Antimicrobial Activity of Its Major Metabolite
İşcan, Gökalp; Kırımer, Neşe; Demirci, Fatih; Demirci, Betül; Noma, Yoshiaki; Başer, K. Hüsnü Can (Wiley-V C H Verlag GMBH, 2012)Terpene derivatives converted by microbial biotransformation constitute an important resource for natural pharmaceutical, fragrance, and aroma substances. In the present study, the monoterpene a-phellandrene was biotransformed ... -
Biotransformation of ?-cedrol and caryophyllene oxide by the fungus Neurospora crassa
Kıran, İsmail; Durceylan, Zeynep; Kırımer, Neşe; Başer, K. Hüsnü Can; Noma, Yoshiaki; Demirci, Fatih (2010)Incubation of ?-cedrol and caryophyllene oxide with Neurospora crassa afforded 12ß-hydroxy cedrol, 10?-hydroxy cedrol, and 3?-hydroxy cedrol, and 12ß-hydroxy caryophyllene oxide as major metabolites, respectively. The ... -
Biotransformation of abietic acid by fungi and biological evaluation of its metabolites
Özşen, Özge; Kıran, İsmail; Dağ, İlknur; Atlı Eklioğlu, Özlem; Çiftçi, Gülsen Akalın; Demirci, Fatih (Elsevier Sci LTD, 2017)Biotransformation of abietic acid was carried out initially using 28 different microbial strains. Among the evaluated, Mucor ramannianus produced a known metabolite namely 2 alpha-hydroxy-dehydroabietic acid whereas ... -
Biotransformation of alpha-Cedrol and Caryophyllene Oxide by the Fungus Neurospora crassa
Kıran, İsmail; Durceylan, Zeynep; Kırımer, Neşe; Başer, K. Hüsnü Can; Noma, Yoshiaki; Demirci, Fatih (Natural Products Inc, 2010)Incubation of a-cedrol and caryophyllene oxide with Neurospora crassa afforded 12 beta-hydroxy cedrol, 10 alpha-hydroxy cedrol, and 3 beta-hydroxy cedrol, and 12 beta-hydroxy caryophyllene oxide as major metabolites, ...