Zobrazeno 1 - 10
of 85
pro vyhledávání: '"Juozas J. Kulys"'
Publikováno v:
Monatshefte für Chemie / Chemical Monthly. 130:1513-1517
Preparative enantioseparation of the (+)- and (−)-enantiomers of bicyclo[3.3.1]nonane-2,6-dione was performed by means of a horse liver alcohol dehydrogenase catalyzed reduction, coupled with the regeneration of the coenzyme NAD by dithionite or et
Autor:
Juozas J. Kulys, Regina Vidziunaite
Publikováno v:
Journal of Electroanalytical Chemistry. 455:161-167
A steady-state potential of an enzyme electrode containing immobilized vanadium haloperoxidase (VHP) on graphite reached a value of 0.46–0.60 V versus SCE in a solution containing hydrogen peroxide, vanadate and halide at pH 6.0. The electrocatalyt
Publikováno v:
Analytica Chimica Acta. 274:53-58
An amperometric l-lactate electrode based on methylene green (MG) and carbon paste chemically modified with l-lactate oxidase is described. The electrode action is based on the effective reduction of oxidized l-lactate oxidase by reduced MG (apparent
Publikováno v:
Journal of Colloid and Interface Science. 154:97-103
To elucidate the role of minor alteration of amino acid composition of protein in interfacial behavior, the adsorption of three heme peptides on hydrophilic and hydrophobic silicon surfaces was studied. It was found that all three peptides did not ad
Publikováno v:
Analytica Chimica Acta. 265:15-20
An amperometric electrode sensitive to pyruvate based on methylene green as mediator and on carbon paste chemically modified with pyruvate oxidase is described. The electrode generates an anodic current in the range 0.0-0.5 V vs. SCE. The optimum pH
Publikováno v:
Journal of Electroanalytical Chemistry. 343:159-176
This paper reports on an experimental study of the structure and functioning of heme-containing polypeptides (microperoxidases-8, -9 and -11) at the solid-electrolyte interface. The electrochemical and electrocatalytical properties of microperoxidase
Publikováno v:
Journal of Colloid and Interface Science. 151:136-143
The adsorption and exchange of proteins, γ-interferon and bovine serum albumin, on a silicon surface modified by dimethyldichlorosilane have been studied by ellipsometry and radioactive labeling. It was found that both proteins were adsorbed reversi
Publikováno v:
Electroanalysis. 4:527-532
Amperometric L-lactate bioelectrodes based on carbon paste chemically modified with yeast Hansenula anomala and mediators are described. The bioelectrodes acted over a potential range at 0.05 – 0.3 V (vs SCE), the sensitivity was 14 – 116 μM−1
Publikováno v:
Biosensors and Bioelectronics. 7:361-365
Amperometric biosensors for the determination of β- d -glucose have been constructed. They were based on a porous matrix of carbon blacks - ‘Ketjenblack’ (KB) and ‘Shawinigan black’ (SB) wet-proofed with polytetrafluorethylene. Glucose-sensi
Publikováno v:
Biosensors and Bioelectronics. 7:187-191
An amperometric biosensor sensitive to inorganic phosphate (Pi) was prepared using a 7,7,8,8-tetracyanoquinodimethane modified graphite electrode and a bienzyme system comprising nucleoside phosphorylase (EC 2.42.1) and xanthine oxidase (EC 1.1.3.22)