Browsing by Author "Bayramoğlu, Gülay"
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Adsorption of IgG on spacer-arm and L-arginine ligand attached poly(GMA/MMA/EGDMA) beads
Bayramoğlu, Gülay; Şenel, Ayşegül U.; Arica, M. Yakup (Wiley, 2007)This work presents data on human imrnunoglobulin G (HlgG) adsorption onto L-arginine ligand attached poly(GMA/MMA/EGDMA)-based affinity beads which were synthesized from methyl methacrylate (NUVIA) and glycidiyl methacrylate ... -
Biosorption of benzidine based textile dyes "Direct Blue 1 and Direct Red 128" using native and heat-treated biomass of Trametes versicolor
Bayramoğlu, Gülay; Arica, M. Yakup (Elsevier, 2007)The capacities and mechanisms of native and heat-treated white rot fungus "Trametes versicolor" biomass in removing of two different benzidine based dyes (i.e., Direct Blue 1, DB-1 and Direct Red 128, DR-128) from aqueous ... -
Biosorption of mercury(II), cadmium(II) and lead(II) ions from aqueous system by microalgae Chlamydomonas reinhardtii immobilized in alginate beads
Bayramoğlu, Gülay; Tüzün, İlhami; Çelik, Gökçe; Yilmaz, Meltem; Arica, M. Yakup (Elsevier, 2006)The potential use of the immobilized microalgae (in Ca-alginate) of Chlamydomonas reinhardtii to remove Hg(II), Cd(II) and Pb(II) ions from aqueous solutions was evaluated using bare Ca-alginate bead as a control system. ... -
Biosorption of Reactive Blue 4 dye by native and treated fungus Phanerocheate chrysosporium: Batch and continuous flow system studies
Bayramoğlu, Gülay; Çelik, Gökçe; Arıca, M. Yakup (Elsevier, 2006)The native and treated fungal biomass of Phanerocheate chrysosporium was used for the biosorption of a textile dye (i.e., Reactive Blue 4). In the batch system, the biosorption equilibrium time was about 4 h and the maximum ... -
Biosorption of Reactive Red-120 dye from aqueous solution by native and modified fungus biomass preparations of Lentinus sajor-caju
Arıca, M. Yakup; Bayramoğlu, Gülay (Elsevier, 2007)The capacities and mechanisms of native and treated white-rot fungus "Lentinus sajur-caju" biomass preparations in removing of textile dye (i.e. Reactive Red-120) from aqueous solution was investigated with different ... -
Biyolojik Uyumlu Tabii Ve Sentetik Polimerik Yapılardanantibiyotiklerin Ve Hormonların Kontrollü Salınımı
Arıca, M. Yakup; Bayramoğlu, Gülay; Kırıkkale Üniversitesi, Fen-Edebiyat Fakültesi, Biyoloji (KırıkkaleKırıkkale Üniversitesi, 2002)… -
Characterization of polyethylenimine grafted and Cibacron Blue F3GA immobilized poly (hydroxyethylmethacrylate-co-glycydylmethacrylate) membranes and application to bilirubin removal from human serum
Bayramoğlu, Gülay; Yalçın, Emine; Arıca, M. Yakup (Elsevier Science Bv, 2005)In this study, acrylic hydrogel copolymer membrane was synthesized from 2-hydroxyethylmethacrylate (HEMA) and glycidyl methacrylate (GMA) monomers. The pol ethylenimine polymer was then grafted onto membrane surface ... -
Chitosan-grafted poly(hydroxyethyl methacrylate-co-glycidyl methacrylate) membranes for reversible enzyme immobilization
Arıca, M. Yakup; Yılmaz, Meltem; Bayramoğlu, Gülay (Wiley, 2007)Epoxy group-contain g poly(hydroxyethyl methacrylate/glycidyl methacrylate), p(HEMA/GMA), membrane was prepared by UV initiated photopolymerization. The membrane was grafted with chitosan (CH) and some of them were chelated ... -
Cr(VI) biosorption from aqueous solutions using free and immobilized biomass of Lentinus sajor-caju: preparation and kinetic characterization
Arıca, M. Yakup; Bayramoğlu, Gülay (Elsevier Science Bv, 2005)The potential use of the free and immobilized mycelia (in carboxymethylcellulose (CMC)) of Lentinus sajor-caju to remove hexavalent form of chromium ions, Cr(VI), from aqueous solutions was evaluated using CMC bead as a ... -
Cytochrome c adsorption on glutamic acid ligand immobilized magnetic poly(methylmethacrylate-co-glycidylmethacrylate) beads
Bayramoğlu, Gülay; Loğoğlu, Elif; Arıca, M. Yakup (Elsevier, 2007)This work presents data on cytochrome c adsorption onto glutamic acid immobilized magnetic poly(methylmethacrylate-coglycidylmethacrylate), mp(GMA-MMA) beads which were synthesized from glycidylmethacrylate (GMA) and ... -
A dye-ligand immobilized poly(2-hydroxyethylmethacrylate) membrane used for adsorption and isolation of immunoglobulin G
Bayramoğlu, Gülay; Öktem, H. Avni; Arıca, M. Yakup (Elsevier, 2007)Poly(2-hydroxyethylmethaerylate) (pHEMA) membrane was prepared by photo-polymerization and a dye ligand (i.e., Reactive Green 5) was immobilised on the membrane surface (pHEMA-RG-5). Surface wettability and hydrophilicity ... -
Effect of spacer-arm and Cu(II) ions on performance of L-histidine immobilized on poly(GMA/MMA) beads as an affinity ligand for separation and purification of IgG
Bayramoğlu, Gülay; Şenel, Aysegül Ülkü; Arıca, M. Yakup (Elsevier, 2006)In this study, the beads were prepared from glycidiyl methacrylate (GMA) and methyl methacrylate (MMA) via suspension polymerization and, the used beads fractions were between 75 and 150 mu m. The epoxy groups of the beads ... -
Heparin Ve İnsan Serum Albumuni İçeren Hidrojel Bazlı Vaskuler Biyoprotez Geliştirilmesi
Arıca, M. Yakup; Bayramoğlu, Gülay; Kırıkkale Üniversitesi, Fen-Edebiyat Fakültesi, Biyoloji (KırıkkaleKırıkkale Üniversitesi, 2001)… -
Hidrojen peroksit elektrodu tasarımında kullanılmak üzere katalazın manyetik kürelere immobilizasyonu
Topçu, Asuman (Kırıkkale Üniversitesi, 2008)Manyetik poli(glisidil metakrilat- metil metakrilat), poli(GMA-MMA) mikroküreleri ile katalazın kovalent immobilizasyonu çalışıldı. Bağlanma ajanı olarak glutar dialdehit kullanıldı. İmmobilize katalazın aktivitesinin ... -
Human serum albumin adsorption on poly[(glycidyl methacrylate)-co-(methyl methacrylate)] beads modified with a spacer-arm-attached L-histidine ligand
Bayramoğlu, Gülay; Şenel, Ayşegül Ülkü; Yalçın, Emine; Arıca, M. Yakup (Wiley, 2006)Poly(GMA/MMA) beads were synthesized from glycidyl methacrylate (GMA) and methyl methacrylate (MMA) in the presence of a cross-linker (i.e. ethyleneglycol dimethacrylate) (EGDMA) via suspension polymerization. The epoxy ... -
Immobilization of Candida rugosa lipase onto spacer-arm attached poly(GMA-HEMA-EGDMA) microspheres
Bayramoğlu, Gülay; Kaya, Bülent; Arıca, M. Yakup (Elsevier Sci Ltd, 2005)Epoxy group-containing poly(GMA-HEMA-EGDMA) microspheres were prepared by suspension polymerisation. The epoxy groups of the poly(GMA-HEMA-EGDMA) microspheres were used for the covalent attachment of Candida rugosa lipase ... -
Immunoglobulin G adsorption behavior of L-histidine ligand attached and Lewis metal ions chelated affinity membranes
Bayramoğlu, Gülay; Çelik, Gökçe; Arica, M. Yakup (Elsevier Science Bv, 2006)Immobilized metal affinity membranes were prepared by chelating Cu(II) and Fe(III) ions on poly(2-hydroxyethyl methacrylate-glycidyl methacrylate), poly(HEMA-GMA) membranes using L-histidine as a chelating ligand. To achieve ... -
Invertase reversibly immobilized onto polyethylenimine-grafted poly(GMA-MMA) beads for sucrose hydrolysis
Arıca, M. Yakup; Bayramoğlu, Gülay (Elsevier Science Bv, 2006)The epoxy group containing poly(glycidyl methacrylate-co-methyl methacrylate) poly(GMA-MMA) beads were prepared by suspension polymerisation and the beads surface were grafted with polyethylenimine (PEI). The PEI-grafted ... -
İnsulin hormonunun kontrollü salımında kullanılmak üzere biyouyumlu taşıyıcı implantın hazırlanması ve uygulaması
Ural, Hesna (Kırıkkale Üniversitesi, 2007)Bu çalışmanın amacı, yavaş bazal insulin salımını sağlayan sürekli bir sistem tasarlamaktır. pHEMA hidrojeli iyi bir biyouyumluluğa sahiptir. İnsulinin kontrollü salımı ve etkili bir hidrojel implant formülasyonu için su ... -
Kinetics of mercury ions removal from synthetic aqueous solutions using by novel magnetic p(GMA-MMA-EGDMA) beads
Bayramoğlu, Gülay; Arıca, M. Yakup (Elsevier, 2007)Poly(glycidylmethacrylate-methylmethacrylate), p(GMA-MMA-EGDMA), magnetic beads were prepared via suspension polymerization in the presence of ferric ions. The epoxy groups of the beads were converted into amino groups via ...