Makale Koleksiyonu: Recent submissions

Now showing items 101-120 of 753

A photoelectrochemical glucose and lactose biosensor consisting of gold nanoparticles, MnO2 and g-C3N4 decorated TiO2

Çakıroğlu, Bekir; Yigit Can Demirci; Emine Gokgoz; Özacar, Mahmut (ELSEVIER SCIENCE SA, 2019)

In this study, an innovative light-sensitive hybrid material was used for the photoelectrochemical (PEC) biosensor fabrication. Herein, gold nanoparticles modified mesoporous TiO2 was coated on an indium fin oxide substrate, ...
Preparation and antibacterial properties of nano biocomposite Poly(epsilon-caprolactone)-SiO2 films with nanosilver

Olgun, Uğursoy; Tunç, Kenan; Aysegul Hos (SPRINGER, 2019)

Two different silica samples with different particle size distributions (Silica-I: 40-63m, Silica-II: 90% below <55m) were utilized after the nano silver (5-30nm) coating process by poly(dimethylsiloxane) in acetone. The ...
The biotransformation of 5ß-methyl-19-norpregn-9-enes by Cephalosporium aphidicola

Yıldırım, Kudret (2004)

The biotransformation of 3β-hydroxy-5β-methyl-19-norpregn-9-en-20-one and the corresponding 3,20-dione by Cephalosporium aphidicola has been shown to give 10β-hydroxy-5β-methyl-19-norpregn-9(11)-ene-3,20-dione and related ...
Effects of thiourea dioxide on follicle development of zebrafish (Danio rerio)

Akbulut, Cansu; Dinç, Tarık; Genç Bilgiçli, Hayriye; Zengin, Mustafa; Yön Ertuğ, Nazan Deniz (2018)
Immobilization of Polyphenol Oxidase from Princess Tree Leaf and its applications in Dye Decolorization

Arabacı, Gülnur; A. Usluoglu; C. Cesko (RESEARCH JOURNAL BIOTECHNOLOGY, 2018)

In this work, Polyphenol oxidase (PPO) enzyme was extracted and partially purified from princess tree leaves (Paulownia tomentosa). Then, it was immobilized on calcium alginate beads. The free and immobilized PPO enzymes ...
Synthesis, characterization, antioxidant and antibacterial properties of non-peripherally and peripherally tetra-substituted phthalocyanines

Alıcı, Esma Hande; Günsel, Armağan; Mustafa Akin; Bilgiçli, Ahmet Turgut; Arabacı, Gülnur; Yaraşır, Meryem Nilüfer (TAYLOR & FRANCIS LTD, 2018)

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Investigation of manganese(II)-insulin complexes using electrospray ionization mass spectrometry

Gülfen, Mustafa; Özdemir, Abdil; Jung-Lee Lin; Chung-Hsuan Chen (ELSEVIER SCIENCE BV, 2018)

Manganese is a trace element in human nutrition. It is involved in many enzymes, proteins and biological activities. Mn(II) ion has the capable of binding to protein or peptides. Insulin is a blood glucose-lowering peptide ...
Preparation, characterization and evaluation of bio-based magnetic activated carbon for effective adsorption of malachite green from aqueous solution

Altıntığ, Esra; Muge Onaran; Ahmet Sari; Altundağ, Hüseyin; Pehlivan, Hüseyin; Mustafa Tuzen (ELSEVIER SCIENCE SA, 2018)

The removal feasibility of malachite green (MG) on Magnetic Activated Carbon (Fe3O4-AC) from aqueous solution was investigated. The physicochemical/morphological properties of the prepared novel sorbents were identified ...
Reactions of cyclochlorotriphosphazatriene with 2-mercaptoethanol. Calorimetric and spectroscopic investigations of the derived products

Sedat Ture; Rafig Gurbanov; Tuna, Murat (TAYLOR & FRANCIS LTD, 2018)

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Synthesis, characterization, and SAR of arylated indenoquinoline-based cholinesterase and carbonic anhydrase inhibitors

Makbule Ekiz; Tutar, Ahmet; Salih Okten; Burcu Butun; Umit M. Kocyigit; Parham Taslimi; Guelacti Topcu (WILEY-V C H VERLAG GMBH, 2018)

We report the synthesis of bromoindenoquinolines (15a-f) by Friedlander reactions in low yields (13-50%) and the conversion of the corresponding phenyl-substituted indenoquinoline derivatives 16-21 in high yields (80-96%) ...
Biomimetric coating of monophasic brushite on Ti6Al4V in new m-5xSBF

Türk, Serbülent; Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mediha; Özacar, Mahmut; Bindal, Cuma (ELSEVIER SCIENCE SA, 2018)

Ti6Al4V plates were exposed to soaking alkali treatment resulted in Na0.23TiO2 phase on the surface before realizing biomimetic Calcium-Phosphate (CaP) coating in prepared m-5xSBF and 5xSBF solutions at 37 degrees C and ...
3D porous collagen/functionalized multiwalled carbon nanotube/chitosan/hydroxyapatite composite scaffolds for bone tissue engineering

Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mümtaz; Özacar, Mahmut; Bindal, Cuma (ELSEVIER SCIENCE BV, 2018)

In this study, we describe new collagen/functionalized multiwalled carbon nanotube/chitosan/hydroxyapatite (Col/f-MWCNT/CS/HA) composite scaffolds which were fabricated by freezing ( - 40 degrees C at 0.9 degrees C/min) ...
A comparison of pretreatments on hydroxyapatite formation on Ti by biomimetic method

Türk, Serbülent; Altınsoy, İbrahim; Çelebi Efe, Gözde Fatma; İpek, Mediha; Özacar, Mahmut; Bindal, Cuma (SPRINGER, 2018)

In this study, hydroxyapatite coating on titanium material substrate was successfully performed by using biomimetic method. Titanium plates immersed in 1.5 SBF at pH 7.4 and 37 degrees C were analyzed at the end of the ...
Highly Brominated Biphenylenes as Precursors for the Convenient Synthesis of 5,6,8,10-tetrabromobenzocyclooctene

Tutar, Ahmet (2004)
Thiochalcone substituted phthalocyanines for dye-sensitized solar cells: Relation of optical and electrochemical properties for cell performance

Karaca, Hüseyin; Şişman, İlkay; Güzel, Emre; Serdar Sezer; Faysal Selimoglu; Bahar Ergezen; Meryem Karaca; Eyüpoğlu, Volkan (TAYLOR & FRANCIS LTD, 2018)

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Crystal structure, spectroscopic (FT-IR, H-1 and C-13 NMR) characterization and density functional theory calculations on Ethyl 2-(dichloromethyl)-4-methyl-1-phenyl-6-thioxo-1,6-dihydropyrimidine-5-carboxylate

A. Pekparlak; Tamer, Ömer; S. D. Kanmazalp; N. Berber; Arslan, Mustafa; Avcı, Davut; N. Dege; E. Tarcan; Atalay, Yusuf (ELSEVIER SCIENCE BV, 2018)

A multicomponent reaction between ethyl 3-aminocrotonate, phenyl isothiocyanates, 2,2-dichloroacetyl chloride and to give 6-thioxo-1,6-dihydropyrimidine-5-carboxylate. This one-pot, three-component condensation took place ...
Speciation of Antimony Using Dithizone Ligand via Cloud Point Extraction and Determination by USN-ICP-OES

Dündar, Mustafa Şahin; Ferhat Kaptan; Caner, Celal; Altundağ, Hüseyin (PERKIN-ELMER CORP, 2018)

In this paper, a cloud point extraction (CPE) method is described and inorganic antimony species were determined by using an inductively coupled plasma optic emission spectrometer coupled to an ultrasonic nebulizer ...
A self-powered photoelectrochemical glucose biosensor based on supercapacitor Co3O4-CNT hybrid on TiO2

Çakıroğlu, Bekir; Çakıroğlu, Bekir; Özacar, Mahmut (ELSEVIER ADVANCED TECHNOLOGY, 2018)

In this study, a photoelectrochemical (PEC) biosensor was constructed by depositing supercapacitor carbon nanotubes (CNT) and Co3O4 onto the anatase TiO2 coated ITO electrodes. Herein, supercapacitor Co3O4 was employed as ...
Regio- and stereospecific synthesis of rac-carbasugar-based cyclohexane pentols; Investigations of their alpha- and beta-glucosidase inhibitions

Emel Karakilic; Sumeyye Durmus; Sevmezler, Sedat; Onur Sahin; Baran, Arif (PERGAMON-ELSEVIER SCIENCE LTD, 2018)

In the present study, (3aR,7aS)-1,3,3a,4,7,7a-hexahydroisobenzofuran was submitted to photooxygenation and two isomeric hydroperoxides were successfully obtained. Without any further purification, reduction of the ...
Optimizing TOC and COD removal for the biodiesel wastewater by electrocoagulation

N. Pinar Tanatti; I. Ayhan Sengil; Özdemir, Abdil (SPRINGER HEIDELBERG, 2018)

In this study, the chemical oxygen demand (COD) and the total organic carbon content (TOC) in biodiesel wastewater iron and aluminum electrodes arranged in a bipolar position. In the EC of the biodiesel wastewater, the ...