Browsing by Author "Guven, O"
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Acrylamide/maleic acid hydrogels
Saraydin, D; Karadag, E; Guven, O (JOHN WILEY & SONS LTD, 1995)Acrylamide/maleic acid hydrogels in the form of rods were prepared by gamma-irradiating ternary mixtures of acrylamide-maleic acid-water with 2.00-5.71 kGy gamma-rays. The influence of dose and relative content of maleic ... -
Adsorption of bovine serum albumin onto radiation-crosslinked poly(acrylamide/acrylic acid)
Oztop, HN; Saraydin, D; Solpan, D; Guven, O (MULTI SCIENCE PUBL CO LTD, 2004)Poly(acrylamide/acrylic acid) (AAm/AAc) hydrogels were prepared at initial acrylic acid compositions of 70, 80 and 85 mol%, respectively. Mixtures of AAm and AAc monomers were irradiated in a Co-60 gamma-ray source at a ... -
Adsorption of BSA onto radiation-crosslinked poly(AAm/HPMA/MA) terpolymers
Oztop, HN; Saraydin, D; Solpan, D; Guven, O (SPRINGER-VERLAG, 2003)The terpolymeric poly(acrylaDaide/2-hydroxypropylmethacrylate/maleic acid) (AAm/ BPMA/MA) hydrogels in the rod form have been prepared by gamma-radiation of quaternary mixtures of acrylamide, 2-hydroxy propylmethacrylate, ... -
Adsorption of methyl violet in aqueous solutions by poly(acrylamide-co-acrylic acid) hydrogels
Solpan, D; Duran, S; Saraydin, D; Guven, O (PERGAMON-ELSEVIER SCIENCE LTD, 2003)In this study, Acrylamide(AAm)/Acrylic Acid(AAc) monomer mixtures which contain different quantities of acrylic acid have been irradiated to form hydrogels with gamma-radiation. Acrylamide/Acrylic Acid (AAm/AAc) monomer ... -
Adsorption of some basic dyes by acrylamide-maleic acid hydrogels
Saraydin, D; Karadag, E; Guven, O (MARCEL DEKKER INC, 1996)In this study, acrylamide-maleic acid (AAm/MA) hydrogels containing different quantities of maleic acid have been irradiated with gamma-radiation. They have been used in experiments on swelling, diffusion, and the adsorption ... -
Behaviors of acrylamide itaconic acid hydrogels in uptake of uranyl ions from aqueous solutions
Karadag, E; Saraydin, D; Guven, O (MARCEL DEKKER INC, 1995)In this study, adsorptions of uranyl ions from two different aqueous uranyl solutions by acrylamide-itaconic acid hydrogels were investigated by a spectroscopic method. The hydrogels were prepared by irradiating with ... -
Behaviors of acrylamide/maleic acid hydrogels in uptake of some cationic dyes from aqueous solutions
Saraydin, D; Karadag, E; Guven, O (MARCEL DEKKER INC, 1996)Acrylamide/maleic acid (AAm/MA) hydrogels prepared by irradiating with gamma-radiation were used in experiments on swelling, diffusion, and uptake of some cationic dyes such as basic red 9 (BR-9), basic green 4 (BG-4), ... -
Cationic dye adsorption by acrylamide itaconic acid hydrogels in aqueous solutions
Karadag, E; Saraydin, D; Guven, O (JOHN WILEY & SONS LTD, 1997)Acrylamide/itaconic acid (AAm/IA) hydrogels containing different quantifies of itaconic acid have been irradiated with gamma radiation. The hydrogels were used in an experiment concerning the adsorption of cationic dyes ... -
Dynamic swelling behavior of gamma-radiation induced polyelectrolyte poly(AAm-co-CA) hydrogels in urea solutions
Karadag, E; Uzum, OB; Saraydin, D; Guven, O (ELSEVIER SCIENCE BV, 2005)The aim of this study was to investigate the equilibrium swelling properties in urea solutions of gamma-radiation induced polyelectrolyte copolymeric hydrogels consisting of acrylamide (AAm) and crotonic acid (CA). ... -
In vitro dynamic swelling behaviors of radiation synthesized polyacrylamide with crosslinkers in the simulated physiological body fluids
Saraydin, D; Isikver, Y; Karadag, E; Sahiner, N; Guven, O (ELSEVIER SCIENCE BV, 2002)Acrylamide hydrogels, containing different amounts and types of crosslinkers, were synthesized via gamma-irradiation technique. Their swellings in simulated body fluids, such as physiological saline (0.89% NaCl) isoosmotic ... -
In vitro swelling studies and preliminary biocompatibility evaluation of acrylamide-based hydrogels
Karadag, E; Saraydin, D; Cetinkaya, S; Guven, O (ELSEVIER SCI LTD, 1996)In this in vitro study, the biocompatibility of acrylamide-based hydrogels such as acrylamide/crotonic and acrylamide/itaconic acid, prepared by using gamma-rays, has been investigated against some biochemical parameters ... -
In vivo biocompatibility of radiation crosslinked acrylamide copolymers
Saraydin, D; Unver-Saraydin, S; Karadag, E; Koptagel, E; Guven, O (ELSEVIER SCIENCE BV, 2004)In vitro swelling and in vivo biocompatibility of radiation crosslinked acrylamide copolymers such as acrylamide/crotonic acid (AAm/CA) and acrylamide/itaconic acid (AAm/IA) were studied. The swelling kinetics of acrylamide ... -
In vivo biocompatibility of radiation induced acrylamide and acrylamide/maleic acid hydrogels
Saraydin, D; Koptagel, E; Unver-Saraydin, S; Karadag, E; Guven, O (KLUWER ACADEMIC PUBL, 2001)In vitro swelling and in vivo biocompatibility of radiation induced acrylamide (AAm) and acrylamide/maleic acid (AAm/MA) hydrogels were investigated. The swelling kinetics of AAm and AAm/MA hydrogels of are investigated ... -
Incorporation of malonic acid into acrylamide hydrogel by radiation technique and its effect on swelling behavior
Saraydin, D; Karadag, E; Sahiner, N; Guven, O (KLUWER ACADEMIC PUBL, 2002)Different amounts of malonic acid (MAc) containing acrylamide (AAm) hydrogels were obtained in the form of rods via a radiation technique. Swelling experiments were performed in water at 25 degreesC, gravimetrically. The ... -
Influence of some amino acids on the dynamic swelling behavior of radiation-induced acrylamide hydrogel
Saraydin, D; Oztop, HN; Karadag, E; Caldiran, Y; Guven, O (HUMANA PRESS INC, 1999)The influence of some amino acids-alanine, glycine, valine, glutamine, histidine, phenylalanine, and tryptophan-on the swelling behavior of acrylamide (AAm) hydrogel prepared by gamma-radiation was investigated. Swelling ... -
Influence of some aromatic amino acids on the swelling behavior of acrylamide/maleic acid hydrogel
Oztop, HN; Saraydin, D; Karadag, E; Caldiran, Y; Guven, O (SPRINGER VERLAG, 1998)Influence of some aromatic amino acids (histidine, phenylalanine and tryptophan) on the swelling behavior of acrylamide/maleic acid hydrogel (AAm/MA) prepared by gamma-radiation was investigated. Swelling tests of AAm/MA ... -
Influence of some crosslinkers on the swelling of acrylamide crotonic acid hydrogels
Karadag, E; Saraydin, D; Guven, O (SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY, 1997)Acrylamide-crotonic acid hydrogels in the form of rods are prepared by gamma-irradiation of quaternary mixtures of acrylamide-crotonic acid-crosslinker-water with 2.6 and 5.2 kGy gamma-rays. The influence of the applied ... -
Interaction of nicotine and its pharmaceutical derivatives with acrylamide/itaconic acid hydrogels
Karadag, E; Saraydin, D; Guven, O (JOHN WILEY & SONS INC, 1997)Acrylamide/itaconic acid hydrogels (AAm/IA) containing different amounts of itaconic acid prepared by irradiating with gamma radiation were used in experiments on swelling, diffusion, and interactions of the pharmaceuticals ... -
Interaction of some cationic dyes with acrylamide/itaconic acid hydrogels
Karadag, E; Saraydin, D; Guven, O (JOHN WILEY & SONS INC, 1996)Acrylamide/itaconic acid (AAm/IA) hydrogels prepared by irradiating with gamma radiation were used in experiments on uptake of some cationic dyes such as union green B (UG-B), basic blue 17 (BB-17), basic red 2 (BR-2), and ... -
Nicotine-selective radiation-induced poly(acrylamide/maleic acid) hydrogels
Saraydin, D; Karadag, E; Caldiran, Y; Guven, O (PERGAMON-ELSEVIER SCIENCE LTD, 2001)Nicotine-selective poly(acrylamide/maleic acid) (AAm/MA) hydrogels prepared by gamma -irradiation were used in experiments on swelling, diffusion, and interactions of the pharmaceuticals nicotine, nicotinic acid, nicotinamide. ...