Yazar "Kırımer, Neşe" için listeleme
-
Antimicrobial compounds from Pimpinella species growing in Turkey
Tabanca, Nurhayat; Bedir, E; Kırımer, Neşe; Başer, K. Hüsnü Can; Khan, Shabana I.; Jacob, Melissa R.; Khan, Ikhlas A. (Georg Thieme Verlag Kg, 2003)A new, 4-(2-propenyl)-phenyl angelate (1) and four known phenylpropanoids (2-5), were isolated from Pimpinella isaurica, a species endemic in Turkey. One new sesquiterpene, 1-methyl-4-(5-methyl-1-methylenehex-4-enyl)-7-o ... -
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. ... -
Antioxidant properties and phenolic composition of Sideritis species
Tunalıer, Zeynep; Koşar, Müberra; Öztürk, Nilgün; Başer, K. Hüsnü Can; Duman, Hayri; Kırımer, Neşe (Kluwer Academic/Plenum Publishers, 2004)The antioxidant properties and phenolic composition of 27 Sideritis species were studied. Plant samples were extracted with petroleum ether using a Soxhlet apparatus. The defatted plant materials were extracted with 70% ... -
Antispasmodic and spasmogenic effects of Scolymus hispanicus and taraxasteryl acetate on isolated ileum preparations
Kırımer, Neşe; Tunalıer, Z; Başer, K. Hüsnü Can; Cingi, I (Georg Thieme Verlag, 1997)Taraxasteryl acetate (1) was identified as the major triterpenoid of the ethanolic extract of the root bark of Scolymus hispanicus L. Antispasmodic and spasmogenic effects of the ethanolic extract, its fractions, taraxasteryl ... -
Arnebia densiflora'dan naftakinonların izolasyonu ve yapı tayini
Bozan, Berrin (Anadolu Üniversitesi, 1990)Bu çalışmada, Sivas-Kangal yöresinden toplanan Arnebia densiflora köklerinin n-hekzan ekstresinden kromatografik izole edilen üç naftakinon türevinin yapısı aydınlatılmıştır. Bunlar terakrilalkannin, a-metil-n-butilalkan ... -
Arum italicum Miller tuber extracts: Evaluation of synergistic activities with ciprofloxacin against some pathogens
Anadolu Üniversitesi; 0000-0003-4826-5975; 0000-0002-3998-8859; 0000-0001-7866-7719; Ağalar, Hale Gamze; Öztürk, Gözde; Kırımer, Neşe (Anadolu Üniversitesi, 2022)Antibiotic misuse or overuse leads antibiotic resistance. Antibiotic resistant bacteria infections cause significant clinical problem. Recently, antibiotic resistant bacteria numbers have increased, this situation has ... -
Arum italicum miller üzerinde farmakognozik araştırmalar
Ağalar, Hale Gamze (Anadolu Üniversitesi, 2016)Günümüzde kardiyovasküler hastalıklardan sonra en çok ölüme neden olan hastalıkların başında kontrolsüz hücre çoğalması ile karakterize kanser gelmektedir. Kanser tedavisinde kullanılan ilaçlar kanserli hücreleri öldürmenin ... -
Bazı doğal aromatik maddelerin mikrobiyal transformasyonu ve biyolojik etkileri
İşcan, Gökalp (Anadolu Üniversitesi, 2009)Doğal aromatik maddelerin biyotransformasyonla oluşan türevleri doğal ilaç, koku ve tat maddeleri olarak önem taşımaktadır. Bu çalışmada ?-fellandren ve bu monoterpeni ana madde olarak taşıyan Schinus molle L. (Anacardiaceae) ... -
Biological activities and luteolin derivatives of Verbascum eskisehirensis Karavel., Ocak & Ekici
Öztürk, Gözde; Ağalar, Hale Gamze; Yıldız, Gülsüm; Göğer, Fatih; Kırımer, Neşe (Marmara University, 2019)In this present study, the aerial parts of Verbascum eskisehirensis were dried in the shade and air-flowed area. The dried samples were macerated with 70% methanol in water for 24 h by three times. The biological activities ... -
Biological activity and composition of the essential oils of Achillea schischkinii Sosn. and Achillea aleppica DC. subsp aleppica
İşcan, Gökalp; Kırımer, Neşe; Kürkçüoğlu, Mine; Arabaci, T; Küpeli, E; Başer, K. Hüsnü Can (American Chemical Society, 2006)The essential Oils obtained by water distillation from aerial parts of Achillea schischkinii Sosn. and Achillea aleppica DC. subsp. aleppica were analyzed by gas chromatography and gas chromatography/mass spectrometry. ... -
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 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, ... -
Biyoaktif monoterpenlerin mikrobiyal transformasyonu
Demirci, Fatih (Anadolu Üniversitesi, 2000)Bu çalışmada, karvakrol (1), timol (2), karvakrol metil eter (3), timol metil eter (4), karvon enantiyomerleri (5, 5’) ve 55 farklı mikroorganizmayla gerçekleştirilen biyotransformasyonlarda oluşan 30 adet metabolit, ... -
Carvacrol-rich plants in Turkey
Kırımer, Neşe; Başer, K. Hüsnü Can; Tümen, Gülendam (Akademiya Nauk Uzbekskoi Ssr, 1995)… -
Characterization of the Essential Oil of Sideritis dichotoma
The water-distilled essential oil of Sideritis dichotoma Huter was investigated by GC and GC/MS for its constituents. Forty-eight components representing 81% of the total oil were characterized, the major components of ... -
Characterization of volatile components in Melissa officinalis L. under in vitro conditions
Mokhtarzadeh, Sam; Demirci, Betül; Göğer, Gamze; Khawar, Khalid Mahmood; Kırımer, Neşe (Taylor & Francis Inc, 2017)Lemon balm (Melissa officinalis L.) of the Lamiaceae family is an aromatic plant and widely used for medicinal purposes. This present study aimed to determine the compounds from volatiles of the plant using in vitro induced ... -
A comparative study of the essential oils of wild and cultivated Satureja hortensis L.
Başer, K. Hüsnü Can; Özek, Temel; Kırımer, Neşe; Tümen, Gülendam (Allured Publ Corp, 2004)The essential oils from 20 samples of wild and cultivated collections of Satureja hortensis L. were investigated by GC and GC/MS. The oils from cultivated forms contained carvacrol (42-63%) as the major constituent. Thymol ...