Güncel Gönderiler: Kimya-Makale Koleksiyonu
Toplam kayıt 678, listelenen: 321-340
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A study of complexation-ability of neutral Schiff bases to some metal cations
(Mdpi Ag, 2007)The constants of the extraction equilibrium and the distribution for dichloromethane as an organic solvent having low dielectric constant of metal cations with chiral Schiff bases, benzaldehydene-(S)- 2- amino- 3- ... -
Self assembled thin films of poly(methyl methacrylate) for gas sensing
(Amer Scientific Publishers, 2007)Poly(methyl methacrylate) polymer is selected to produce a self assembled thin film onto a quartz crystal using self assembly deposition technique. The deposition of this poly(methyl methacrylate) film layer is characterized ... -
Electrical properties of a novel 1,3-bis-(p-iminobenzoic acid) indane langmuir-blodgett films containing ZnS nanoparticles
(Amer Scientific Publishers, 2007)ZnS nanoparticles have been formed in a newly synthesized 1,3-bis-(p-iminobenzoic acid) indane (IBI) by exposing Zn2+ doped multilayered Langmuir-Blodgett (LB) film to H2S gas after the growth. The formation of ZnS ... -
Thermodynamic characterization on surface of iron oxide nanoparticles prepared by co-precipitation: an inverse gas chromatography application
(Asian Journal of Chemistry, 2014)Surface thermodynamics of magnetic particles are crucial for many applications In this study, a series of Magnetic iron oxide nanoparticles Were synthesized by co precipitation at room temperature varying iron salts and ... -
Differential in vitro inhibition studies of some cerium vanadate derivatives on xanthine oxidase
(Informa Healthcare, 2015)In this preliminary study, a new series of some cerium vanadate derivatives have been investigated as new type of inhibitors of xanthine oxidase (XO; E.C 1.17.3.2). XO is a superoxide-producing enzyme found normally in ... -
In vivo effects of oral contraceptives on paraoxonase, catalase and carbonic anhydrase enzyme activities on mouse
(Pharmaceutical Soc Japan, 2007)Many effects that oestrogens and progestrogens used in oral contraceptive (OC) have on enzyme physiology are of importance on homeostasis. This study was carried out in order to determine the in vivo effect of three oral ... -
The effect of the double bond pyramidalization on the mode of the bromination reaction: Bromination of benzobicyclononadiene
(Amer Chemical Soc, 2007)The bromination of 6,7,8,9-tetrahydro-5H-5,9-ethenobenzo[a][7]annulene yielded regio- and stereospecifically formed dibromides arising from the alkyl shift where the bromine exclusively attacks the double bond from the ... -
In vitro inhibition of the carbonic anhydrase from saanen goat (Capra hircus) with pesticides
(Academic Press Inc Elsevier Science, 2007)This study was conducted to determine the in vitro effects of four commonly used pesticides (Nuarimol(Tm), Fenarimol(TM), Parathionmethyl(Tm) and 2,4-D-TM) on erythrocyte carbonic anhydrase (CA) activity from Saanen goats ... -
Synthesis of a novel affinity gel for the purification of carbonic anhydrases
(Taylor & Francis Ltd, 2015)A new affinity gel was synthesized for the purification of carbonic anhydrase (CA, EC 4.2.1.1) isozymes from erythrocytes. The gel was prepared on a Sepharose 4B matrix on which a spacer arm based on ethylenediamine was ... -
A new affinity gel for the purification of alpha-carbonic anhdrases
(Taylor & Francis Ltd, 2015)The new affinity gel reported in this study was prepared using EUPERGIT C250L as a chromatographic bed material, to which etylenediamine spacer arms were attached to prevent steric hindrance between the matrix and ligand, ... -
Catalase, carbonic anhydrase and xanthine oxidase activities in patients with mycosis fungoides
(Taylor & Francis Ltd, 2014)Mycosis fungoides (MF) is the most common form of cutaneous T-cell lymphoma. In several studies the relationship between catalase (CAT), human cytosolic carbonic anhydrases (CA; hCA-I and hCA-II) and xanthine oxidase (XO) ... -
Parametric characterizations in superparamagnetic latex
(Indian Acad Sciences, 2014)The effect of synthesis parameters on the production of superparamagnetic latex, which are magnetite nanoparticles covered with a poly(methyl methacrylate) layer, were studied. The synthesis method was based on the developed ... -
Inhibition kinetics of polyphenol oxidase by glutamic acid
(Springer, 2007)The inhibition of polyphenol oxidase (PPO) by glutamic acid was investigated. Application of different concentrations of glutamic acid to mushroom solution and Ocimum basilicum L. extract showed that glutamic acid appeared ... -
Inhibition of carbonic anhydrase I and II with total anthocyanins extracted from sweet cherry cultivars
(GH Asachi Technical Univ IASI, 2015)Total anthocyanins were extracted from six sweet cherry cultivars grown in Sakarya, Turkey. In vitro inhibition effects of the extracted total anthocyanins on purified carbonic anhydrase I and II were investigated using ... -
Adsorption kinetics and thermodynamics of an anionic dye onto sepiolite
(Elsevier Science Bv, 2007)The adsorption kinetics of CI reactive blue 221 (RB221), an anionic dye, onto sepiolite was investigated in aqueous solution in a batch system with respect to stirring speed, contact time, initial dye concentration, pH, ... -
Surface properties of bovine serum albumin - adsorbed oxides: Adsorption, adsorption kinetics and electrokinetic properties
(Elsevier Science Bv, 2006)Adsorption, electrokinetic properties and the interactions between biomolecules and clay minerals have recently received much attention, owing to the physicochemical and biological properties of these materials (biocompatibility, ... -
Preconcentration of rare earth elements using amberlite xad-4 modified with 2,6-pyridinedicarboxaldehyde and their determination by ınductively coupled plasma optical emission spectrometry
(Springer, 2014)A new solid phase extraction method was developed for the preconcentration and determination of rare earth elements (REEs) (Nd, Sm, Eu, Gd, Tb, Dy, Ho, Yb, Lu, Ce) in water samples. The method is based on the sorption of ... -
Adsorption of cationic dyes from aqueous solutions by sepiolite
(Elsevier Science Bv, 2006)Batch sorption experiments were carried out to remove the cationic dyes, methyl violet (MV) and methylene blue (MB), from its aqueous solutions using sepiolite as an adsorbent. Operating variables studied were pH, ionic ... -
Thermodynamics and kinetics of adsorption of a cationic dye onto sepiolite
(Taylor & Francis Ltd, 2015)The adsorption kinetics and thermodynamics of Maxilon Red GRL (MR-GRL), a cationic textile dye, onto sepiolite were investigated in aqueous solution in a batch system. The effect of contact time, stirring speed, initial ... -
Adsorption kinetics of maxilon blue GRL onto sepiolite from aqueous solutions
(Elsevier Science Sa, 2006)Adsorption isotherm of maxilon blue GRL on sepiolite was determined and correlated with common isotherm equations such as Langmuir and Freundlich models. It was found that the Langmuir model appears to fit the isotherm ...
