TSIKAS, Dimitrios: search on Z-Library

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1

Oxidative stress and human diseases: Origin, link, measurement, mechanisms, and biomarkers

Giustarini, Daniela, Dalle-Donne, Isabella, Tsikas, Dimitrios, Rossi, Ranieri

Journal:

Critical Reviews in Clinical Laboratory Sciences

Year:

2009

Language:

english

File:

PDF, 1.43 MB

english, 2009

2

A proposal for comparing methods of quantitative analysis of endogenous compounds in biological systems by using the relative lower limit of quantification (rLLOQ)

Dimitrios Tsikas

Journal:

Journal of Chromatography B

Year:

2009

Language:

english

File:

PDF, 436 KB

english, 2009

3

Serum and cerebrospinal fluid concentrations of homoarginine, arginine, asymmetric and symmetric dimethylarginine, nitrite and nitrate in patients with multiple sclerosis and neuromyelitis optica

Haghikia, Aiden, Kayacelebi, Arslan Arinc, Beckmann, Bibiana, Hanff, Erik, Gold, Ralf, Haghikia, Arash, Tsikas, Dimitrios

Journal:

Year:

2015

Language:

english

File:

PDF, 767 KB

english, 2015

4

The l-arginine/NO pathway in the MELAS syndrome: An insufficiently explored and controversial research area

Hanff, Erik, Kayacelebi, Arslan Arinc, Herrmann, Christoph, Obermann, Mark, Das, Anibh Martin, Tsikas, Dimitrios

Journal:

International Journal of Cardiology

Year:

2016

Language:

english

File:

PDF, 164 KB

english, 2016

5

Progressive flaccid paraparesis with albuminocytologic dissociation: It's not always Gullain-Barre syndrome

Nouvakis, Dimitrios, Natsis, Konstantinos S., Tsika, Antonia, Kourtesi, Georgia, Papamichalis, Evangelos, Mourtzinos, Harilaos

Journal:

Journal of Spinal Cord Medicine

Year:

2018

Language:

english

File:

PDF, 405 KB

english, 2018

6

Plasma ADMA, urinary ADMA excretion, and late mortality in renal transplant recipients

Said, M. Yusof, Bollenbach, A., Minović, Isidor, van Londen, Marco, Frenay, Anne-Roos, de Borst, Martin H., van den Berg, Else, Kayacelebi, A. Arinc, Tsikas, Dimitrios, van Goor, Harry, Navis, Gerjan,

Journal:

Year:

2019

Language:

english

File:

PDF, 1.03 MB

english, 2019

7

High plasma guanidinoacetate-to-homoarginine ratio is associated with high all-cause and cardiovascular mortality rate in adult renal transplant recipients

Hanff, Erik, Said, Mohammad Yusof, Kayacelebi, Arslan Arinc, Post, Adrian, Minovic, Isidor, van den Berg, Else, de Borst, Martin H., van Goor, Harry, Bakker, Stephan J. L., Tsikas, Dimitrios

Journal:

Year:

2019

Language:

english

File:

PDF, 926 KB

english, 2019

8

Quantitative determination of paraffin oil in blood by capillary gas chromatography

Dimitrios Tsikas, Georig Brunner

Journal:

Journal of Separation Science

Year:

1990

Language:

english

File:

PDF, 304 KB

english, 1990

9

Effects of asymmetric dimethylarginine (ADMA) infusion in humans

Jan T. Kielstein, Dimitrios Tsikas, Danilo Fliser

Journal:

European Journal of Clinical Pharmacology

Year:

2006

Language:

english

File:

PDF, 117 KB

english, 2006

10

Asymmetric dimethylarginine (ADMA) and the risk for coronary heart disease: the multicenter CARDIAC study

Henrike Lenzen, Dimitrios Tsikas, Rainer H. Böger

Journal:

European Journal of Clinical Pharmacology

Year:

2006

Language:

english

File:

PDF, 100 KB

english, 2006

11

Effects of successive air and nitrox dives on human vascular function

Marinovic, Jasna, Ljubkovic, Marko, Breskovic, Toni, Gunjaca, Grgo, Obad, Ante, Modun, Darko, Bilopavlovic, Nada, Tsikas, Dimitrios, Dujic, Zeljko

Journal:

European Journal of Applied Physiology

Year:

2012

Language:

english

File:

PDF, 309 KB

english, 2012

12

Handling of commercially available enzyme immunoassays for 8-iso-prostaglandin F2α (8-iso-PGF2α, iPF2α-III, 15-F2t-IsoP) in clinical research and science: considerations from the analytical and review point of view

Dimitrios Tsikas

Journal:

Clinica Chimica Acta

Year:

2004

Language:

english

File:

PDF, 75 KB

english, 2004

13

Pentafluorobenzyl bromide—A versatile derivatization agent in chromatography and mass spectrometry: I. Analysis of inorganic anions and organophosphates

Tsikas, Dimitrios

Journal:

Journal of Chromatography B

Year:

2016

Language:

english

File:

PDF, 1.40 MB

english, 2016

14

Assessment of lipid peroxidation by measuring malondialdehyde (MDA) and relatives in biological samples: Analytical and biological challenges

Tsikas, Dimitrios

Journal:

Analytical Biochemistry

Year:

2016

Language:

english

File:

PDF, 1.09 MB

english, 2016

15

S -Transnitrosation reactions of hydrogen sulfide (H 2 S/HS − /S 2− ) with S -nitrosated cysteinyl thiols in phosphate buffer of pH 7.4: Results and review of the literature

Tsikas, Dimitrios, Böhmer, Anke

Journal:

Year:

2017

Language:

english

File:

PDF, 1.54 MB

english, 2017

16

Evidence by GC-MS that lysine is an arginase-catalyzed metabolite of homoarginine in vitro and in vivo in humans

Bollenbach, Alexander, Cordts, Kathrin, Hanff, Erik, Atzler, Dorothee, Choe, Chi-un, Schwedhelm, Edzard, Tsikas, Dimitrios

Journal:

Analytical Biochemistry

Year:

2019

Language:

english

File:

PDF, 830 KB

english, 2019

17

Asymmetric dimethylation and citrullination in the LEW.1AR1-iddm rat, an animal model of human type 1 diabetes, and effects of anti-TCR/anti-TNF-α antibody-based therapy

Bollenbach, Alexander, Tsikas, Dimitrios, Lenzen, Sigurd, Jörns, Anne

Journal:

Year:

2020

Language:

english

File:

PDF, 846 KB

english, 2020

18

GC-MS approach revealing hidden nitrite reactions in hemolysate using 18O-labelled nitrite and cysteine-based thiols

Tsikas, Dimitrios

Journal:

Analytical Biochemistry

Year:

2021

File:

PDF, 1.63 MB

2021

19

Enzymatic synthesis of dioxygen-18 labelled 8-epi-prostanglandin F2α and its use in quantitative GC-tandem MS

Dimitrios Tsikas, Edzard Schwedhelm, Frank-Mathias Gutzki, Olaf Jahn, Panagiotis Fakistas, Jürgen C. Frölich

Journal:

Journal of Labelled Compounds and Radiopharmaceuticals

Year:

1997

File:

PDF, 451 KB

1997

20

Synthesis of 3-nitro-L-[2H3]tyrosine for use as an internal standard for quantification of 3-nitro-L-tyrosine by gas chromatography-mass spectrometry

Edzard Schwedhelm, Jörg Sandmann, Dimitrios Tsikas

Journal:

Journal of Labelled Compounds and Radiopharmaceuticals

Year:

1998

File:

PDF, 313 KB

1998

21

ChemInform Abstract: Application of Gas Chromatography—Mass Spectrometry and Gas Chromatography—Tandem Mass Spectrometry to Assess in vivo Synthesis of Prostaglandins, Thromboxane, Leukotrienes, Isoprostanes and Related Compounds in Humans

Dimitrios Tsikas

Journal:

Year:

1999

File:

PDF, 27 KB

1999

22

Extraktion von Penicillin mittels Flüssigmembran-Emulsionen

Dr. Dimitrios Tsikas, Dr. Thomas Scheper, Prof. Karl Schügerl

Journal:

Chemie Ingenieur Technik

Year:

1989

Language:

german

File:

PDF, 189 KB

german, 1989

23

Funktionen und Anwendung von Glutathion S-Transferase und Epoxid-Hydratase in einem enzymatischen Hohlfaser-Reaktor zur extrakorporalen Entgiftung

Dr. Dimitrios Tsikas, Dr. Kay Kohlhaw, Prof. Gorig Brunner

Journal:

Chemie Ingenieur Technik

Year:

1991

Language:

german

File:

PDF, 227 KB

german, 1991

24

Hohlfasergestützte Flüssigmembranen zur Extraktion von Penicillinen und Synthese von 6-Aminopenicillansaure

Dr. Dimitrios Tsikas, Eugenia Kaltsidou-Schottelius, Prof. Dr. Gorig Brunner

Journal:

Chemie Ingenieur Technik

Year:

1992

Language:

german

File:

PDF, 483 KB

german, 1992

25

Analysis of leukotrienes, prostaglandins, thromboxane B2 and their metabolites by capillary isotachophoresis

Dr. Dimitrios Tsikas, Joachim Fauler, Stefan Bracht, Gorig Brunner, Jürgen C. Frölich

Journal:

ELECTROPHORESIS

Year:

1993

Language:

english

File:

PDF, 337 KB

english, 1993

26

Elevated plasma and urine levels of ADMA and 15(S)-8-iso-PGF2α in end-stage liver disease

Dimitrios Tsikas, Iris Rode, Thomas Becker, Björn Nashan, Jürgen Klempnauer, Jürgen C. Frölich

Journal:

Year:

2003

Language:

english

File:

PDF, 142 KB

english, 2003

27

On the mercapturic acid pathway of nitric oxide: is S-nitrosoglutathione present in the bile?

Dimitrios Tsikas, Alexander A. Zoerner, Frank-Mathias Gutzki, Ranieri Rossi

Journal:

Year:

2010

Language:

english

File:

PDF, 411 KB

english, 2010

28

Synthesis of [14,15,17,17,18,18-2H6]-leukotriene B4

Dimitrios Tsikas, Joachim Fauler, Jürgen C. Frölich

Journal:

Journal of Labelled Compounds and Radiopharmaceuticals

Year:

1992

Language:

english

File:

PDF, 306 KB

english, 1992

29

Enzymatic and chemical labelling of prostaglandin E1 and 13,14-dihydro-15-keto-prostaglandin E1

Dimitrios Tsikas, Stefan Bracht, Dirk Stichtenoth, Jürgen C. Frölich

Journal:

Journal of Labelled Compounds and Radiopharmaceuticals

Year:

1993

Language:

english

File:

PDF, 447 KB

english, 1993

30

Synthesis of nitric oxide releasing, vasodilating and platelet aggregation inhibiting S-[15N]nitroso compounds

Dimitrios Tsikas, Dirk O. Stichtenoth, Rainer H. Böger, Stefanie M. Bode-Böger, Jürgen C. Frölich

Journal:

Journal of Labelled Compounds and Radiopharmaceuticals

Year:

1994

Language:

english

File:

PDF, 336 KB

english, 1994

31

Catalytic Hydrogenation of Leukotriene B4Enhances Sensitivity and Specificity of Gas Chromatography–Tandem Mass Spectrometry Techniques and Enables Simultaneous Analysis with Cysteinyl Leukotrienes in Biological Fluids

Dimitrios Tsikas, Joachim Fauler, Rubén D. Velásquez, Frank-Mathias Gutzki, Jürgen C. Frölich

Journal:

Analytical Biochemistry

Year:

1996

Language:

english

File:

PDF, 103 KB

english, 1996

32

Measurement of Nitrite and Nitrate in Biological Fluids by Gas Chromatography–Mass Spectrometry and by the Griess Assay: Problems with the Griess Assay—Solutions by Gas Chromatography–Mass Spectrometry

Dimitrios Tsikas, Frank-Mathias Gutzki, Stefan Rossa, Heinke Bauer, Christine Neumann, Katja Dockendorff, Jörg Sandmann, Jürgen C. Frölich

Journal:

Analytical Biochemistry

Year:

1997

Language:

english

File:

PDF, 239 KB

english, 1997

33

Measurement of Thromboxane B2in Platelet-Rich Human Plasma by Gas Chromatography–Mass Spectrometry and Gas Chromatography–Tandem Mass Spectrometry Following Extractive Pentafluorobenzyl Esterification

Kathrin S. Tewes, Dimitrios Tsikas, Frank-Mathias Gutzki, Jürgen C. Frölich

Journal:

Analytical Biochemistry

Year:

1998

Language:

english

File:

PDF, 83 KB

english, 1998

34

Gas Chromatographic–Mass Spectrometric Discrimination between 8-iso-Prostaglandin E2and Prostaglandin E2through Derivatization byO-(2,3,4,5,6-Pentafluorobenzyl)hydroxyl Amine

Dimitrios Tsikas, Edzard Schwedhelm, Frank-Mathias Gutzki, Jürgen C. Frölich

Journal:

Analytical Biochemistry

Year:

1998

Language:

english

File:

PDF, 62 KB

english, 1998

35

Investigations of S-Transnitrosylation Reactions between Low- and High-Molecular-WeightS-Nitroso Compounds and Their Thiols by High-Performance Liquid Chromatography and Gas Chromatography–Mass Spectrometry

Dimitrios Tsikas, Jörg Sandmann, Stefan Rossa, Frank-Mathias Gutzki, Jürgen C. Frölich

Journal:

Analytical Biochemistry

Year:

1999

Language:

english

File:

PDF, 146 KB

english, 1999

36

Gas Chromatographic–Mass Spectrometric Detection of S-Nitroso-cysteine and S-Nitroso-glutathione

Dimitrios Tsikas, Jörg Sandmann, Stefan Rossa, Frank-Mathias Gutzki, Jürgen C. Frölich

Journal:

Analytical Biochemistry

Year:

1999

Language:

english

File:

PDF, 87 KB

english, 1999

37

Determination of S-Nitrosoglutathione in Human and Rat Plasma by High-Performance Liquid Chromatography with Fluorescence and Ultraviolet Absorbance Detection after Precolumn Derivatization with o-Phthalaldehyde

Dimitrios Tsikas, Jörg Sandmann, David Holzberg, Periklis Pantazis, Manfred Raida, Jürgen C. Frölich

Journal:

Analytical Biochemistry

Year:

1999

Language:

english

File:

PDF, 109 KB

english, 1999

38

Gas Chromatographic–Tandem Mass Spectrometric Quantification of Free 3-Nitrotyrosine in Human Plasma at the Basal State

Edzard Schwedhelm, Dimitrios Tsikas, Frank-Mathias Gutzki, Jürgen C. Frölich

Journal:

Analytical Biochemistry

Year:

1999

Language:

english

File:

PDF, 114 KB

english, 1999

39

Analytical capillary isotachophoresis of bis(2-ethylhexyl) hydrogenphosphate and 2-ethylhexyl dihydrogenphosphate

Rubén Velásquez, Dimitrios Tsikas, Gorig Brunner

Journal:

Journal of Chromatography A

Year:

1993

Language:

english

File:

PDF, 380 KB

english, 1993

40

Formation of S-nitroso compounds from sodium nitroprusside, nitric oxide or nitrite and reduced thiols: analysis by capillary isotachophoresis

Dimitrios Tsikas, Rainer H. Böger, Stefanie M. Bode-Böger, Gorig Brunner, Jürgen C. Frölich

Journal:

Journal of Chromatography A

Year:

1995

Language:

english

File:

PDF, 450 KB

english, 1995

41

Enzymic preparation of dioxygen-18 labelled leukotriene E4 and its use in quantitative gas chromatography—mass spectrometry

Dimitrios Tsikas, Joachim Fauler, Jürgen C. Frölich

Journal:

Journal of Chromatography B: Biomedical Sciences and Applications

Year:

1992

Language:

english

File:

PDF, 592 KB

english, 1992

42

Ion-pair extraction of histamine from biological fluids and tissues for its determination by high-performance liquid chromatography with fluorescence detection

Dimitrios Tsikas, Rubén Velásquez, Chaim Toledano, Gorig Brunner

Journal:

Journal of Chromatography B: Biomedical Sciences and Applications

Year:

1993

Language:

english

File:

PDF, 259 KB

english, 1993

43

Sensitivity enhancement of a GC–MS/MS method for asymmetric dimethylarginine (ADMA) by plasma ultrafiltrate reduction

Bibiana Beckmann, Frank-Mathias Gutzki, Dimitrios Tsikas

Journal:

Analytical Biochemistry

Year:

2008

Language:

english

File:

PDF, 235 KB

english, 2008

44

A critical review and discussion of analytical methods in the l-arginine/nitric oxide area of basic and clinical research

Dimitrios Tsikas

Journal:

Analytical Biochemistry

Year:

2008

Language:

english

File:

PDF, 581 KB

english, 2008

45

Evidence by gas chromatography–mass spectrometry of ex vivo nitrite and nitrate formation from air nitrogen oxides in human plasma, serum, and urine samples

Dimitrios Tsikas, Anja Mitschke, Frank-Mathias Gutzki, Stefan Engeli, Jens Jordan

Journal:

Analytical Biochemistry

Year:

2010

Language:

english

File:

PDF, 788 KB

english, 2010

46

High-performance liquid chromatography ultraviolet assay for human erythrocytic catalase activity by measuring glutathione as o-phthalaldehyde derivative

Anke Böhmer, Jens Jordan, Dimitrios Tsikas

Journal:

Analytical Biochemistry

Year:

2011

Language:

english

File:

PDF, 404 KB

english, 2011

47

Simultaneous gas chromatography–tandem mass spectrometry quantification of symmetric and asymmetric dimethylarginine in human urine

Dimitrios Tsikas, Bibiana Beckmann, Frank-Mathias Gutzki, Jens Jordan

Journal:

Analytical Biochemistry

Year:

2011

Language:

english

File:

PDF, 363 KB

english, 2011

48

Unusual collision-induced dissociation of fluorated and non-fluorated α-nitrotoluene analogs in a gas chromatograph triple-stage quadrupole mass spectrometer under electron-capturing negative-ion chemical ionization conditions

Dimitrios Tsikas, Edzard Schwedhelm, Jürgen C. Frölich

Journal:

Journal of Chromatography A

Year:

2005

Language:

english

File:

PDF, 184 KB

english, 2005

49

On the importance of the use of proper approaches for comparison of analytical methods for serum nitrate and for evaluation of reference concentrations

Dimitrios Tsikas, Jens M. Hohlfeld

Journal:

Clinical Biochemistry

Year:

2009

Language:

english

File:

PDF, 154 KB

english, 2009

50

Albumin from human serum does not contain asymmetric dimethylarginine (ADMA)

Dimitrios Tsikas, Bibiana Beckmann

Journal:

Clinical Biochemistry

Year:

2009

Language:

english

File:

PDF, 129 KB

english, 2009

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