Browsing by Author "Cetinus, Senay Akkus"
Now showing items 1-8 of 8
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Chemical composition and in vitro antimicrobial and antioxidant activities of the essential oil of Nepeta nuda L. subsp Albiflora (Boiss.) gams
Alim, Ahmet; Goze, Ismihan; Cetin, Ali; Atas, Ahmet Duran; Cetinus, Senay Akkus; Vural, Nilufer (ACADEMIC JOURNALS, 2009)The chemical composition of Nepata nuda essential oil was hydrodistilled and characterized by gas chromatography-mass spectrometry (GC-MS) and altogether 24 components were detected. The main constituents were trans-caryophyllene ... -
Chemical Composition, Antioxidant, Antimicrobial Activities of the Essential Oil of Salvia hypargeia Fisch & Mey.
Atas, Ahmet Duran; Goze, Ismihan; Alim, Ahmet; Cetinus, Senay Akkus; Vural, Nilufer; Goze, H. Murat; Korkoca, Hanifi (TAYLOR & FRANCIS LTD, 2011)The aim of this study was to investigate the chemical composition, antioxidant and antimicrobial activities of the essential oil of Salvia hypargeia from Turkey. According to the results of GC-EIMS analysis, the major ... -
Chemical Composition, Antioxidant, Antimicrobial and Antispasmodic Activities of the Essential Oil of Juniperus excelsa subsp excelsa
Atas, Ahmet Duran; Goze, Ismihan; Alim, Ahmet; Cetinus, Senay Akkus; Durmus, Nedim; Vural, Nilufer; Cakmak, Osman (TAYLOR & FRANCIS LTD, 2012)In this study, chemical composition, antioxidant, antimicrobial and antiospasmodic activities of the essential oil of the berries Juniperus excelsa Bieb. subsp. excelsa were evaluated in vitro. GC and GS-MS analysis of the ... -
Immobilization of catalase onto chitosan and cibacron blue F3GA attached chitosan beads
Cetinus, Senay Akkus; Oztop, H. Nursevin; Saraydin, Dursun (ELSEVIER SCIENCE INC, 2007)In this study, chitosan beads (Ch-bead) and cibacron blue F3GA attached chitosan beads (CB-Ch-bead) were prepared. Their characteristics were investigated with experiments of swelling, thermogravimetric analysis and Fourier ... -
Immobilization of pepsin on chitosan beads
Altun, Gamze Durgun; Cetinus, Senay Akkus (ELSEVIER SCI LTD, 2007)In this study, chitosan beads were prepared by using a cross-linking agent and the resulting beads were employed in immobilization process. Studies on free and immobilized pepsin systems for determination of optimum ... -
In Vitro Antimicrobial, Antioxidant, and Antispasmodic Activities and the Composition of the Essential Oil of Origanum acutidens (Hand.-Mazz.) Ietswaart
Goze, Ismihan; Alim, Ahmet; Cetinus, Senay Akkus; Cetin, Ali; Durmus, Nedim; Atas, Ahmet Turan; Vural, Nilufer (MARY ANN LIEBERT INC, 2010)The radical scavenging, antimicrobial, and antispasmodic activities and the composition of Origanum acutidens (Hand.-Mazz.) Ietswaart (Order Labiatte) essential oil were evaluated in vitro. Gas chromatography/mass spectrometry ... -
Preparation of Cu(II) adsorbed chitosan beads for catalase immobilization
Cetinus, Senay Akkus; Sahin, Ebru; Saraydin, Dursun (ELSEVIER SCI LTD, 2009)Glutaraldehyde pretreated crosslinked chitosan beads (Ch) were used for Cu(II) adsorption (Cu-Ch). The amount of adsorbed copper was determined using atomic absorption spectroscopy. Adsorption of the copper onto the chitosan ... -
Scavenging effect and antispasmodic activity of the essential oil of Cyclotrichium niveum
Cetinus, Senay Akkus; Goze, Ismihan; Sarac, Bulent; Vural, Nilufer (ELSEVIER SCIENCE BV, 2007)The radical scavenging and the spasmolitic activity of Cyclotrichium niveum essential oil were evaluated in vitro. It showed an IC50 of 1750 mu g/ml on DPPH method and dose dependently (0.1, 0.5 and 1 mg/ml) inhibits the ...
