Kurum Yazarı "Koşar, Müberra" Makale Koleksiyonu İçin Listeleme
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Phenolic Profile and Antioxidant Evaluation of Mentha x piperita L., (Peppermint) Extracts
Dorman, H. J. Damien; Koşar, Müberra; Başer, K. Hüsnü Can; Hiltunen, Raimo (Natural Products Inc, 2009)Seven extracts were prepared from Mentha x piperita (peppermint) leaves in sequence using a Soxhlet apparatus, viz. (40-60 degrees) light petroleum (PE), dichloromethane (CH(2)Cl(2)), acetonitrile (ACN), ethyl acetate ... -
Quality characteristics of strawberry genotypes at different maturation stages
Kafkas, E.; Koşar, Müberra; Paydaş, S.; Kafkas, S.; Başer, K. Hüsnü Can (Elsevier Sci LTD, 2007)The chemical composition and quality characteristics of nine promising hybrids and two varieties ("Osmanli" and "Camarosa") of strawberries were evaluated for their quality attributes during ripening. Main soluble sugars, ... -
Salvia officinalis L.: Composition and Antioxidant-related Activities of a Crude Extract and Selected Sub-fractions
Koşar, Müberra; Dorman, H. J. Damien; Başer, K. Hüsnü Can; Hiltunen, Raimo (Natural Products Inc, 2010)The composition and antioxidant properties of a methanol: acetic acid (99:1, v/v) soluble crude extract isolated from S. officinalis L. leaves through maceration and selected fractions isolated thereof are presented in ... -
Screening of free radical scavenging compounds in water extracts of Mentha samples using a postcolumn derivatization method
Koşar, Müberra; Dorman, HJD; Başer, K. Hüsnü Can; Hiltunen, Raimo (American Chemical Society, 2004)An on-line high-performance liquid chromatography-1,1-diphenyl-2-picrylhydrazyl (HPLC-DPPH.,) method has been improved for the detection of polar and nonpolar radical scavenging compounds in complex plant extracts. Nine ... -
A simple method to obtain essential oils from Salvia triloba L. and Laurus nobilis L. by using microwave-assisted hydrodistillation
Koşar, Müberra; Tunalıer, Zeynep; Özek, Temel; Kürkçüoğlu, Mine; Başer, K. Hüsnü Can (Verlag Z Naturforsch, 2005)A microwave-assisted hydrodistillation protocol was modified to extract essential oils from leaves of Salvia triloba L. and Laurus nobilis L. The essential oils of these plants are generally obtained by hydrodistillation ... -
Synthesis, crystal structure and biological activity of 1-(1H-benzoimidazol-2-yl)-ethanone thiosemicarbazone and its cobalt complex
Poyraz, Mehmet; Sarı, Musa; Demirci, Fatih; Koşar, Müberra; Demirayak, Şeref; Büyükgüngör, Orhan (Pergamon-Elsevier Science LTD, 2008)1-(1H-Benzoimidazol-2-yl)-ethanone thiosemicarbazone (H2L) (1) was obtained by the condensation reaction of 2-acetylbenzimidazole, thiosemicarbazide and acetic acid in ethanol. The novel cobalt(III) complex [Co(L)(HL)] 2 ... -
Volatile composition, antioxidant activity, and antioxidant components in saffron cultivated in Turkey
Koşar, Müberra; Demirci, Betül; Göğer, Fatih; Kara, I.; Başer, K. Hüsnü Can (Taylor & Francis Inc, 2017)Oven dried cut stigmas of Crocus sativus L. cultivated in Eskisehir and Safranbolu regions of Turkey were subjected to micro distillation to extract steam volatiles. They were then analysed by Gas Chromatography and Gas ...