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1

Electrochemical biosensors for glucose, lactate, urea, and creatinine based on enzymes entrapped in a cubic liquid crystalline phase

Valdemaras Razumas, Julija Kanapieniené, Tommy Nylander, Sven Engström, Kåre Larsson

Journal:

Analytica Chimica Acta

Year:

1994

Language:

english

File:

PDF, 743 KB

english, 1994

2

Chronoamperometric and cyclic voltammetric study of carbon paste electrodes using ferricyanide and ferrocenemonocarboxylic acid

V.R. Taliene, T. Ruzgas, V. Razumas, J. Kulys

Journal:

Journal of Electroanalytical Chemistry

Year:

1994

Language:

english

File:

PDF, 512 KB

english, 1994

3

[Progress in Colloid and Polymer Science] Surface and Colloid Science Volume 116 || Chemical deposition of copper sulfide films in the surface of polyethylene by the use of higher polythionic acids

Razumas, Valdemaras, Lindman, Björn, Nylander, Tommy

Year:

2001

Language:

english

File:

PDF, 101 KB

english, 2001

4

[Progress in Colloid and Polymer Science] Surface and Colloid Science Volume 116 || Dynamic wetting and dewetting by aqueous solutions containing amphiphilic compounds

Razumas, Valdemaras, Lindman, Björn, Nylander, Tommy

Year:

2001

Language:

english

File:

PDF, 159 KB

english, 2001

5

Sensitive yeast bioelectrode to L-lactate

Juozas Kulys, Lizhong Wang, Valdemaras Razumas

Journal:

Electroanalysis

Year:

1992

Language:

english

File:

PDF, 607 KB

english, 1992

6

Monoalkylferrocene-mediated amperometric enzyme electrodes for glucose determination

Valdemaras Razumas, Juozas Kulys, Martin Knichel, Hans-Dieter Wiemhöfer, Wolfgang Göpel

Journal:

Electroanalysis

Year:

1993

Language:

english

File:

PDF, 596 KB

english, 1993

7

Electrocatalytical oxidation of glucose on graphite using covalently immobilized glucose oxidase and 1,6-dithia- and 1,6-dioxapyrenes as mediators

J. Kulys, V. Razumas, J. Kazlauskaite, J. Marcinkeviciene, T. Buch-Rasmussen, H. E. Hansen, K. Bechgaard, J. B. Christensen, P. Frederiksen

Journal:

Electroanalysis

Year:

1994

Language:

english

File:

PDF, 564 KB

english, 1994

8

Self-Assembled Redox System for Bioelectrocatalytic Assay of L-Ascorbylphosphate and Alkaline Phosphatase Activity

Birutė Kazakevičienė, Gintaras Valinčius, Marytė Kažemėkaitė, Valdemaras Razumas

Journal:

Electroanalysis

Year:

2008

Language:

english

File:

PDF, 170 KB

english, 2008

9

An Ellipsometric and Electrochemical Study of Microperoxidase-8 and -11 Adsorption on Platinum and Gold Surfaces

Valdemaras Razumas, Tommy Nylander, Thomas Arnebrant

Journal:

Journal of Colloid and Interface Science

Year:

1994

File:

PDF, 543 KB

1994

10

Surface Pressure Study of Hemin, Microperoxidase-8, -11, and Cytochrome c Adsorption at the Air–Water Interface

Valdemaras Razumas, Tommy Nylander, Finlay MacRitchie

Journal:

Journal of Colloid and Interface Science

Year:

1996

Language:

english

File:

PDF, 141 KB

english, 1996

11

Kinetic amperometric determination of hydrolase activity

V.J. Razumas, J.J. Kulys, A.A. Malinauskas

Journal:

Analytica Chimica Acta

Year:

1980

Language:

english

File:

PDF, 313 KB

english, 1980

12

Sequential adsorption of γ-interferon and bovine serum albumin on hydrophobic silicon surfaces

Tautgirdas A Ruzgas, Valdemaras J Razumas, Juozas J Kulys

Journal:

Journal of Colloid and Interface Science

Year:

1992

Language:

english

File:

PDF, 603 KB

english, 1992

13

Kinetics of peroxidase redox conversion on viologen-modified gold electrodes

Valdemaras J. Razumas, Arvydas V. Gudavičius, Juozas J. Kulys

Journal:

Journal of Electroanalytical Chemistry and Interfacial Electrochemistry

Year:

1986

Language:

english

File:

PDF, 427 KB

english, 1986

14

Conversions of complex compounds and quinone on surface-modified electrodes

Arvydas V. Gudavičius, Valdemaras J. Razumas, Juozas J. Kulys

Journal:

Journal of Electroanalytical Chemistry and Interfacial Electrochemistry

Year:

1987

Language:

english

File:

PDF, 936 KB

english, 1987

15

Complex formation of amino acids and proteins with silver ions

G.-J.A. Vidugiris, V.J. Razumas, A.A. Drungiliene, J.J. Kulys

Journal:

Journal of Electroanalytical Chemistry and Interfacial Electrochemistry

Year:

1988

Language:

english

File:

PDF, 370 KB

english, 1988

16

Reactions of proteins and polypeptides at mercury/solution and solid/solution interfaces

V.J. Razumas, G.-J.A. Vidugiris, J.J. Kulys

Journal:

Journal of Electroanalytical Chemistry and Interfacial Electrochemistry

Year:

1989

Language:

english

File:

PDF, 1.04 MB

english, 1989

17

The interaction of microperoxidase (MP-11) with Ag+ ions and metallic silver surface

V.J. Razumas, J.D. Kazlauskaite, J.J. Kulys

Journal:

Journal of Electroanalytical Chemistry and Interfacial Electrochemistry

Year:

1991

Language:

english

File:

PDF, 469 KB

english, 1991

18

Bioelectrochemistry of microperoxidases

V. Razumas, J. Kazlauskaite, T. Ruzgas, J. Kulys

Journal:

Journal of Electroanalytical Chemistry

Year:

1992

Language:

english

File:

PDF, 1.45 MB

english, 1992

19

297 - Electrochemical Oxidation of Catechol and p-aminophenol esters in the presence of hydrolases

J. Kulys, V. Razumas, A. Malinauskas

Journal:

Bioelectrochemistry and Bioenergetics

Year:

1980

Language:

english

File:

PDF, 842 KB

english, 1980

20

Electrocatalytic oxidation of catechol phosphate by immobilized alkaline phosphatase

V. Razumas, J. Jasaitis, J. Kulys

Journal:

Bioelectrochemistry and Bioenergetics

Year:

1983

Language:

english

File:

PDF, 764 KB

english, 1983

21

Electrocatalysis on enzyme-modified carbon materials

V.J. Razumas, J.J. Jasaitis, J.J. Kulys

Journal:

Bioelectrochemistry and Bioenergetics

Year:

1984

Language:

english

File:

PDF, 1.46 MB

english, 1984

22

Electrochemical regulation of immobilized alkaline phosphatase activity

J.J. Kulys, J.J. Jasaitis, V.J. Razumas

Journal:

Bioelectrochemistry and Bioenergetics

Year:

1986

Language:

english

File:

PDF, 453 KB

english, 1986

23

855 — Electrochemical conversion of lactoperoxidase, ceruloplasmin and alkaline phosphatase on mercury electrodes

V.J. Razumas, G.-J.A. Vidugiris, A.A. Zapalskyté, A.V. Gudavičius, J.J. Kulys

Journal:

Bioelectrochemistry and Bioenergetics

Year:

1986

Language:

english

File:

PDF, 577 KB

english, 1986

24

Complex formation of amino acids and proteins with silver ions

G.-J.A. Vidugiris, V.J. Razumas, A.A. Drungiliene, J.J. Kulys

Journal:

Bioelectrochemistry and Bioenergetics

Year:

1988

Language:

english

File:

PDF, 438 KB

english, 1988

25

Reactions of proteins and polypeptides at mercury/solution and solid/solution interfaces

V.J. Razumas, G.-J.A. Vidugiris, J.J. Kulys

Journal:

Bioelectrochemistry and Bioenergetics

Year:

1989

Language:

english

File:

PDF, 823 KB

english, 1989

26

The interaction of microperoxidase (MP-11) with Ag+ ions and metallic silver surface

V.J. Razumas, J.D. Kazlauskaite, J.J. Kulys

Journal:

Bioelectrochemistry and Bioenergetics

Year:

1991

Language:

english

File:

PDF, 617 KB

english, 1991

27

Bioelectrochemistry of microperoxidases

V. Razumas, J. Kazlauskaite, T. Ruzgas, J. Kulys

Journal:

Bioelectrochemistry and Bioenergetics

Year:

1992

Language:

english

File:

PDF, 1.17 MB

english, 1992

28

Electrocatalytic reduction of hydrogen peroxide on the microperoxidase-11 modified carbon paste and graphite electrodes

Valdemaras Razumas, Jūrat≐ Kazlauskait≐, Regina Vidžiūnait≐

Journal:

Bioelectrochemistry and Bioenergetics

Year:

1996

Language:

english

File:

PDF, 431 KB

english, 1996

29

Study of the new electron transfer mediators in glucose oxidase catalysis

J. Kulys, T. Buch-Rasmussen, K. Bechgaard, V. Razumas, J. Kazlauskaite, J. Marcinkeviciene, J.B. Christensen, H.E. Hansen

Journal:

Journal of Molecular Catalysis

Year:

1994

Language:

english

File:

PDF, 934 KB

english, 1994

30

Electrochemical and bioelectrocatalytical properties of polydimethylsiloxane carbon paste doped with glucose oxidase

J. Kulys, K. Krikstopaitis, T. Ruzgas, V. Razumas

Journal:

Materials Science and Engineering: C

Year:

1995

Language:

english

File:

PDF, 646 KB

english, 1995

31

Glucose biosensor based on carbon black strips

Plamen Atanasov, Anastasia Kaisheva, Ilia Iliev, Valdemaras Razumas, Juozas Kulys

Journal:

Biosensors and Bioelectronics

Year:

1992

Language:

english

File:

PDF, 489 KB

english, 1992

32

Ellipsometric immunosensors for the determination of γ-interferon and human serum albumin

T.A. Ruzgas, V.J. Razumas, J.J. Kulys

Journal:

Biosensors and Bioelectronics

Year:

1992

Language:

english

File:

PDF, 334 KB

english, 1992

33

Direct amperometric determination of lipase activity

Ilja Ignatjev, Gintaras Valincius, Irena Švedaitė, Ervinas Gaidamauskas, Marytė Kažemėkaite, Valdemaras Razumas, Allan Svendsen

Journal:

Analytical Biochemistry

Year:

2005

Language:

english

File:

PDF, 111 KB

english, 2005

34

Thermomyces lanuginosus lipase in the liquid-crystalline phases of aqueous phytantriol: X-ray diffraction and vibrational spectroscopic studies

Audrius Misiūnas, Zita Talaikytė, Gediminas Niaura, Valdemaras Razumas, Tommy Nylander

Journal:

Biophysical Chemistry

Year:

2008

Language:

english

File:

PDF, 1.08 MB

english, 2008

35

Synthesis and aqueous phase behavior of 1-glyceryl monooleyl ether

J. Barauskas, I. Švedaitė, E. Butkus, V. Razumas, K. Larsson, F. Tiberg

Journal:

Colloids and Surfaces B: Biointerfaces

Year:

2005

Language:

english

File:

PDF, 120 KB

english, 2005

36

Electrochemical and structural properties of self-assembled monolayers of 2-methyl-3-(ω-mercaptoalkyl)-1,4-naphthoquinones on gold

Arūnas Bulovas, Nijolė Dirvianskytė, Zita Talaikytė, Gediminas Niaura, Sandra Valentukonytė, Eugenijus Butkus, Valdemaras Razumas

Journal:

Journal of Electroanalytical Chemistry

Year:

2006

Language:

english

File:

PDF, 340 KB

english, 2006

37

Infrared and Raman bands of phytantriol as markers of hydrogen bonding and interchain interaction

Audrius Misiūnas, Gediminas Niaura, Zita Talaikytė, Olegas Eicher-Lorka, Valdemaras Razumas

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Year:

2005

Language:

english

File:

PDF, 682 KB

english, 2005

38

Synthesis and self-assembling properties on gold of 2-methyl-1,4-naphthoquinone derivatives containing ω-mercaptoalkylalkanoate groups

Maryt≐ Kažem≐kait≐, Arūnas Bulovas, Zita Talaikyt≐, Eugenijus Butkus, Vilma Railait≐, Gediminas Niaura, Algirdas Palaima, Valdemaras Razumas

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 318 KB

english, 2004

39

Amperometric determination of zinc with an apoenzyme-treated graphite electrode

J.J. Jasaitis, V.J. Razumas, J.J. Kulys

Journal:

Analytica Chimica Acta

Year:

1983

Language:

english

File:

PDF, 285 KB

english, 1983

40

Solubilization of ubiquinone-10 in the lamellar and bicontinuous cubic phases of aqueous monoolein

Justas Barauskas, Valdemaras Razumas, Tommy Nylander

Journal:

Chemistry and Physics of Lipids

Year:

1999

Language:

english

File:

PDF, 280 KB

english, 1999

41

Redox conversion of peroxidase on surface-modified gold electrode

Valdemaras J. Razumas, Arvydas V. Gudaviĉius, Juozas J. Kulys

Journal:

Journal of Electroanalytical Chemistry and Interfacial Electrochemistry

Year:

1983

Language:

english

File:

PDF, 267 KB

english, 1983

42

Electrocatalytic oxidation of catechol phosphate by immobilized alkaline phosphatase

V. Razumas, J. Jasaitis, J. Kulys

Journal:

Journal of Electroanalytical Chemistry and Interfacial Electrochemistry

Year:

1983

Language:

english

File:

PDF, 577 KB

english, 1983

43

Electrochemical conversion of cytochrome c on SnO2 electrode modified by polyethylenimine

Valdemaras J. Razumas, Andrius S. Samalius, Juozas J. Kulys

Journal:

Journal of Electroanalytical Chemistry and Interfacial Electrochemistry

Year:

1984

Language:

english

File:

PDF, 298 KB

english, 1984

44

Synthesis of new SAM-forming ferrocene derivatives and their interfacial properties on gold

Maryt≐ Kažem≐kait≐, Arūnas Bulovas, Vytautas Smirnovas, Gediminas Niaura, Eugenijus Butkus, Valdemaras Razumas

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 258 KB

english, 2001

45

Interactions of cyclic AMP and its dibutyryl analogue with model membrane: X-ray diffraction and Raman spectroscopic study using cubic liquid–crystalline phases of monoolein

Valdemaras Razumas, Gediminas Niaura, Zita Talaikyt≐, Adomas Vagonis, Tommy Nylander

Journal:

Biophysical Chemistry

Year:

2001

Language:

english

File:

PDF, 324 KB

english, 2001

46

An FT-IR study of the effects of distearoylphosphatidylglycerol and cytochrome c on the molecular organization of the monoolein-water cubic liquid-crystalline phase

Valdemaras Razumas, Zita Talaikyté, Justas Barauskas, Yvonne Miezis, Tommy Nylander

Journal:

Vibrational Spectroscopy

Year:

1997

Language:

english

File:

PDF, 875 KB

english, 1997

47

Structure-potential dependence of adsorbed enzymes and amino acids revealed by the surface enhanced Raman effect

G. -J. A. Vidugiris, A. V. Gudavičius, V. J. Razumas, J. J. Kulys

Journal:

European Biophysics Journal

Year:

1989

Language:

english

File:

PDF, 474 KB

english, 1989

48

Anti-inflammatory activity of some potassium salts of N,N-disubstituted 4-aminoazobenzenesulfonic acids in rat adjuvant arthritis

Maryte Kazemekaite, Laima Leonaviciene, Ruta Bradunaite, Zita Staniulyte, Algirdas Palaima, Valdemaras Razumas

Journal:

Archives of Pharmacal Research

Year:

2008

Language:

english

File:

PDF, 215 KB

english, 2008

49

Adsorption of heme-containing peptides on silicon surfaces

Tautgirdas A Ruzgas, Ausvydas V Kazlauskas, Valdemaras J Razumas, Juozas J Kulys

Journal:

Journal of Colloid and Interface Science

Year:

1992

Language:

english

File:

PDF, 517 KB

english, 1992

50

Redox conversions of microperoxidase-11 on a silver electrode

Valdemaras J. Razumas, Arvydas V. Gudavičius, Jurate D. Kazlauskaite, Juozas J. Kulys

Journal:

Journal of Electroanalytical Chemistry and Interfacial Electrochemistry

Year:

1989

Language:

english

File:

PDF, 363 KB

english, 1989

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