All Stories

  1. Achiral LC-MS/MS and chiral SFC-MS methods for quantification of methoxphenidine and O-desmethyl-methoxphenidine metabolite in rat serum and brain

    Article • Journal of Chromatography B, June 2025, Elsevier

    David Sykora

  2. Liquid chromatography–inductively coupled plasma mass spectrometry analysis of peptides labelled with ClickZip mass tags

    Article • Analytica Chimica Acta, May 2025, Elsevier

    David Sykora

  3. Simultaneous treatment with palm-LEAP2(1–14) and feeding high-fat diet attenuates liver lipid metabolism but not obesity: Sign of selective resistance to palm-LEAP2(1–14)

    Article • Molecular and Cellular Endocrinology, February 2025, Elsevier

    David Sykora

  4. Challenges of cannabidiol determination in emulsified cosmetics and application of solid-phase extraction followed by HPLC-UV-MS/MS

    Article • Analytical and Bioanalytical Chemistry, January 2025, Springer Science + Business Media

    David Sykora

  5. Development of Competitive ELISAs Suitable for Detection of Recombinant Human Growth Hormone in Illegal Nutritional Supplements

    Article • Journal of Analytical Methods in Chemistry, January 2025, Wiley

    David Sykora

  6. Ultra-inert lanthanide chelates as mass tags for multiplexed bioanalysis

    Article • Nature Communications, November 2024, Springer Science + Business Media

    David Sykora

  7. Lipidized analogues of the anorexigenic CART (cocaine- and amphetamine-regulated transcript) neuropeptide show anorexigenic and neuroprotective potential in mouse model of monosodium-glutamate induced obesity

    Article • European Journal of Pharmacology, October 2024, Elsevier

    David Sykora

  8. Ambient ionization mass spectrometry provides screening of selective androgen receptor modulators

    Article • Talanta, September 2024, Elsevier

    David Sykora

  9. Reaction of Tl+ with corannulene: Experimental and theoretical study

    Article • Inorganica Chimica Acta, September 2024, Elsevier

    David Sykora

  10. Complexes of antamanide with Cl−, Br− and I− anions

    Article • Journal of Molecular Structure, August 2024, Elsevier

    David Sykora

  11. Lipidization as a Tool for Peptide Drug Development

    Article • Chemické listy, May 2024, Czech Chemical Society

    David Sykora

  12. Peripheral administration of lipidized NPAF and NPFF analogs does not influence central food intake regulation but induces anxiety-like behavior

    Article • Neuropeptides, April 2024, Elsevier

    David Sykora

  13. Combination of quinoxaline with pentamethinium system: Mitochondrial staining and targeting

    Article • Bioorganic Chemistry, December 2023, Elsevier

    David Sykora

  14. Lipidization as a tool toward peptide therapeutics

    Article • Drug Delivery, November 2023, Taylor & Francis

    David Sykora

  15. Complex of antamanide with the nitrate anion

    Article • Journal of Inclusion Phenomena and Macrocyclic Chemistry, August 2023, Springer Science + Business Media

    David Sykora

  16. Search for lipidized PrRP analogs with strong anorexigenic effect: In vitro and in vivo studies

    Article • Neuropeptides, April 2023, Elsevier

    David Sykora

  17. Reaction of the thallium(I) cation with [2.2]paracyclophane: Experimental and theoretical study

    Article • Inorganica Chimica Acta, December 2022, Elsevier

    David Sykora

  18. A Novel Truncated Liver Enriched Antimicrobial Peptide-2 Palmitoylated at its N-Terminal Antagonizes Effects of Ghrelin

    Article • Journal of Pharmacology and Experimental Therapeutics, November 2022, Elsevier

    David Sykora

  19. Interaction of the Silver(I) Cation with [2.2]Paracyclophane: Experimental and Theoretical Study

    Article • ChemistrySelect, October 2022, Wiley

    David Sykora

  20. Novel method for determination of methoxphenidine and its main metabolite in biological samples

    Article • Toxicologie Analytique et Clinique, September 2022, Elsevier

    David Sykora

  21. Cation–π interaction of thallium (I) with [7]helicene: an experimental and theoretical study

    Article • Molecular Physics, May 2022, Taylor & Francis

    David Sykora

  22. Advanced microextraction techniques for the analysis of amphetamines in human breast milk and their comparison with conventional methods

    Article • Journal of Pharmaceutical and Biomedical Analysis, February 2022, Elsevier

    David Sykora

  23. Interaction of Ag+ with corannulene: Experimental and theoretical study

    Article • Chemical Physics Letters, August 2021, Elsevier

    David Sykora

  24. Interaction of the lithium cation with [2.2.2]paracyclophane: Experimental and theoretical study

    Article • Journal of Molecular Structure, May 2021, Elsevier

    David Sykora

  25. Stability Study of Cannabidiol in the Form of Solid Powder and Sunflower Oil Solution

    Article • Pharmaceutics, March 2021, MDPI AG

    David Sykora

  26. Iron Complexes of Flavonoids-Antioxidant Capacity and Beyond

    Article • International Journal of Molecular Sciences, January 2021, MDPI AG

    David Sykora

  27. Comparison of Chemical Composition and Biological Activities of Eight Selaginella Species

    Article • Pharmaceuticals, December 2020, MDPI AG

    David Sykora

  28. Combination of UV and MS/MS detection for the LC analysis of cannabidiol-rich products

    Article • Talanta, November 2020, Elsevier

    David Sykora

  29. New multimodal stationary phases prepared by Ugi multicomponent approach

    Article • Journal of Separation Science, October 2020, Wiley

    David Sykora

  30. Analysis of Chondroitin/Dermatan Sulphate Disaccharides Using High-Performance Liquid Chromatography

    Article • Separations, September 2020, MDPI AG

    David Sykora

  31. Spectroscopic study of in situ‐formed metallocomplexes of proton pump inhibitors in water

    Article • Chemical Biology & Drug Design, September 2020, Wiley

    David Sykora

  32. Effective control of optical purity by chiral HPLC separation for ester-based liquid crystalline materials forming anticlinic smectic phases

    Article • Liquid Crystals, July 2020, Taylor & Francis

    David Sykora

  33. Role of mtDNA disturbances in the pathogenesis of Alzheimer’s and Parkinson’s disease

    Article • DNA Repair, July 2020, Elsevier

    David Sykora

  34. Formaldehyde Reacts with Amino Acids and Peptides with a Potential Role in Acute Methanol Intoxication

    Article • Journal of Analytical Toxicology, April 2020, Oxford University Press (OUP)

    David Sykora

  35. Synthesis and identification of deschloroketamine metabolites in rats' urine and a quantification method for deschloroketamine and metabolites in rats' serum and brain tissue using liquid chromatography tandem mass spectrometry

    Article • Drug Testing and Analysis, January 2020, Wiley

    David Sykora

  36. Mass spectrometry imaging of free-floating brain sections detects pathological lipid distribution in a mouse model of Alzheimer's-like pathology

    Article • The Analyst, January 2020, Royal Society of Chemistry

    David Sykora

  37. Label-free surface-enhanced Raman spectroscopy with artificial neural network technique for recognition photoinduced DNA damage

    Article • Biosensors and Bioelectronics, December 2019, Elsevier

    David Sykora

  38. Strategy for improved therapeutic efficiency of curcumin in the treatment of gastric cancer

    Article • Biomedicine & Pharmacotherapy, October 2019, Elsevier

    David Sykora

  39. Salting out assisted liquid-liquid extraction for liquid chromatography tandem-mass spectrometry determination of amphetamine-like stimulants in meconium

    Article • Journal of Pharmaceutical and Biomedical Analysis, August 2019, Elsevier

    David Sykora

  40. The use of 1,5-diaminonaphthalene for matrix-assisted laser desorption/ionization mass spectrometry imaging of brain in neurodegenerative disorders

    Article • Talanta, August 2019, Elsevier

    David Sykora

  41. Hydrazones as novel epigenetic modulators: Correlation between TET 1 protein inhibition activity and their iron(II) binding ability

    Article • Bioorganic Chemistry, July 2019, Elsevier

    David Sykora

  42. Nuclear transport of nicotinamide phosphoribosyltransferase is cell cycle–dependent in mammalian cells, and its inhibition slows cell growth

    Article • Journal of Biological Chemistry, April 2019, American Society for Biochemistry & Molecular Biology (ASBMB)

    David Sykora

  43. Determination of Optical Purity of Lactic Acid-Based Chiral Liquid Crystals and Corresponding Building Blocks by Chiral High-Performance Liquid Chromatography and Supercritical Fluid Chromatography

    Article • Molecules, March 2019, MDPI AG

    David Sykora

  44. Recent advances in mixed‐mode chromatographic stationary phases

    Article • Journal of Separation Science, December 2018, Wiley

    David Sykora

  45. Benzoisothiazole-1,1-dioxide-based synthetic receptor for zinc ion recognition in aqueous medium and its interaction with nucleic acids

    Article • Supramolecular Chemistry, October 2018, Taylor & Francis

    David Sykora

  46. Interaction Between the Rubidium Cation and [2.2.2]Paracyclophane: Experimental and Theoretical Study

    Article • June 2018, Slovenian Chemical Society

    David Sykora

  47. Experimental and theoretical study on cation-π interaction of the univalent silver cation with pyrene in the gas phase and in the solid state

    Article • Inorganica Chimica Acta, May 2018, Elsevier

    David Sykora

  48. Cation-π interaction of the univalent sodium cation with [2.2.2]paracyclophane: Experimental and theoretical study

    Article • Journal of Molecular Structure, February 2018, Elsevier

    David Sykora

  49. Fascinating interaction of the ammonium cation with [2.2.2]paracyclophane: experimental and theoretical study

    Article • Molecular Physics, January 2018, Taylor & Francis

    David Sykora

  50. Perimidine-based synthetic receptors for determination of copper(II) in water solution

    Article • Supramolecular Chemistry, December 2017, Taylor & Francis

    David Sykora

  51. Application of MALDI MSI in combination with LC–MS in pharmacokinetic study of metformin

    Article • Bioanalysis, December 2017, Future Science

    David Sykora

  52. Experimental and Theoretical Study on Cation–π Interaction of the Potassium Cation with [2.2.2]Paracyclophane

    Article • Journal of Cluster Science, November 2017, Springer Science + Business Media

    David Sykora

  53. LC–MS/MS analysis of lipidized analogs of prolactin-releasing peptide

    Article • Bioanalysis, September 2017, Future Science

    David Sykora

  54. [2.2.2]Paracyclophane as a receptor for the cesium cation in the gas phase

    Article • Molecular Physics, June 2017, Taylor & Francis

    David Sykora

  55. Strychnine - chiral stationary phase

    Article • Electrophoresis, May 2017, Wiley

    Prof. Pavel Matejka, David Sykora

  56. Chiral separation of novel diazenes on a polysaccharide-based stationary phase in the reversed-phase mode

    Article • Journal of Separation Science, March 2017, Wiley

    David Sykora

  57. Novel approach to determine ghrelin analogs by liquid chromatography with mass spectrometry using a monolithic column

    Article • Journal of Separation Science, January 2017, Wiley

    David Sykora

  58. Lipopeptides as Therapeutics: Applications and In Vivo Quantitative Analysis

    Article • Bioanalysis, December 2016, Taylor & Francis

    David Sykora

  59. Cation-π interaction of Li+ with [6]helicene: Experimental and theoretical study

    Article • Chemical Physics Letters, November 2016, Elsevier

    David Sykora

  60. Cation–π interaction of the univalent silver cation with racemic [6]helicene in the gas phase and in the solid state

    Article • Polyhedron, October 2016, Elsevier

    David Sykora

  61. Urinary metabolomic profiling in mice with diet-induced obesity and type 2 diabetes mellitus after treatment with metformin, vildagliptin and their combination

    Article • Molecular and Cellular Endocrinology, August 2016, Elsevier

    David Sykora

  62. Chiral HPLC and physical characterisation of orthoconic antiferroelectric liquid crystals

    Article • Liquid Crystals, March 2016, Taylor & Francis

    David Sykora

  63. Influence of substituent position and cavity size of the regioisomers of monocarboxymethyl-α-, β-, and γ-cyclodextrins on the apparent stability constants of their complexes with both enantiomers of Tröger's base

    Article • Journal of Separation Science, January 2016, Wiley

    David Sykora

  64. Salting-out-assisted liquid–liquid extraction as a suitable approach for determination of methoxetamine in large sets of tissue samples

    Article • Analytical and Bioanalytical Chemistry, December 2015, Springer Science + Business Media

    David Sykora

  65. A new approach to the chiral separation of novel diazenes

    Article • Journal of Separation Science, December 2015, Wiley

    David Sykora

  66. Experimental and theoretical study on cation–π interaction of the univalent thallium cation with [2.2.2]paracyclophane

    Article • Chemical Physics Letters, December 2015, Elsevier

    David Sykora

  67. Chromatographic methods enabling the characterization of stationary phases and retention prediction in high-performance liquid chromatography and supercritical fluid chromatography

    Article • Journal of Separation Science, November 2015, Wiley

    David Sykora

  68. Cation-π interaction of Tl+ with [6]helicene: Experimental and DFT study

    Article • Journal of Molecular Structure, November 2015, Elsevier

    Dr Vladimír Církva, David Sykora

  69. Experimental and theoretical study on cation-π interaction of the univalent silver cation with [7]helicene in the gas phase and in the solid state

    Article • Chemical Physics Letters, August 2015, Elsevier

    David Sykora

  70. Theoretical study of cation–π interactions of Cu+, Ag+, and Au+ with [6]helicene

    Article • Monatshefte für Chemie - Chemical Monthly, March 2015, Springer Science + Business Media

    David Sykora

  71. Novel lipidized analogs of prolactin-releasing peptide have prolonged half-lives and exert anti-obesity effects after peripheral administration

    Article • International Journal of Obesity, March 2015, Springer Science + Business Media

    David Sykora

  72. Characterization of novel metallacarborane-based sorbents by linear solvation energy relationships

    Article • Journal of Chromatography A, December 2014, Elsevier

    David Sykora

  73. The influence of the substituent position in monocarboxymethyl-γ-cyclodextrins on enantioselectivity in capillary electrophoresis

    Article • Journal of Separation Science, August 2014, Wiley

    David Sykora

  74. Triazole GHS-R1a antagonists JMV4208 and JMV3002 attenuate food intake, body weight, and adipose tissue mass in mice

    Article • Molecular and Cellular Endocrinology, August 2014, Elsevier

    David Sykora

  75. Application of cyclodextrins in chiral capillary electrophoresis

    Article • Electrophoresis, July 2014, Wiley

    David Sykora

  76. Chiral HPLC for a study of the optical purity of new liquid crystalline materials derived from lactic acid

    Article • Phase Transitions, April 2014, Taylor & Francis

    David Sykora

  77. Nonaqueous Capillary Electrophoretic Enantioseparation of Water Insoluble Tröger's Base Derivatives Using β-Cyclodextrin as Chiral Selector

    Article • Chirality, August 2013, Wiley

    David Sykora

  78. Enantioseparation of Tröger's Base Derivatives by Capillary Electrophoresis Using Cyclodextrins as Chiral Selectors

    Article • Chirality, June 2013, Wiley

    David Sykora

  79. The study of enantioselectivity of all regioisomers of mono-carboxymethyl-β-cyclodextrin used as chiral selectors in CE

    Article • Journal of Separation Science, March 2013, Wiley

    David Sykora

  80. Impact of substituent position in monosubstituted α-cyclodextrins on enantioselectivity in capillary electrophoresis

    Article • Journal of Separation Science, April 2012, Wiley

    David Sykora

  81. Open-tubular capillary electrochromatography with bare gold nanoparticles-based stationary phase applied to separation of trypsin digested native and glycated proteins

    Article • Journal of Separation Science, April 2012, Wiley

    David Sykora

  82. Corrigendum to ‘The peptidic GHS-R antagonist [d-Lys3]GHRP-6 markedly improves adiposity and related metabolic abnormalities in a mouse model of postmenopausal obesity’ [Molecular and Cellular Endocrinology 343 (1–2) (2011) 55–62]

    Article • Molecular and Cellular Endocrinology, January 2012, Elsevier

    David Sykora

  83. Application of bare gold nanoparticles in open-tubular CEC separations of polyaromatic hydrocarbons and peptides

    Article • Journal of Separation Science, November 2011, Wiley

    David Sykora

  84. The Peptidic GHS-R antagonist [D-Lys3]GHRP-6 markedly improves adiposity and related metabolic abnormalities in a mouse model of postmenopausal obesity

    Article • Molecular and Cellular Endocrinology, August 2011, Elsevier

    David Sykora

  85. Important aspects influencing stability of the electrochemical potential of conductive polymer-based electrodes

    Article • Journal of Materials Science, June 2011, Springer Science + Business Media

    David Sykora

  86. Cyclodextrin modified gold nanoparticles-based open-tubular capillary electrochromatographic separations of polyaromatic hydrocarbons

    Article • Journal of Nanoparticle Research, June 2011, Springer Science + Business Media

    Prof. Pavel Matejka, David Sykora

  87. Immobilized metallacarborane as a new type of stationary phase for high performance liquid chromatography

    Article • Journal of Chromatography A, May 2011, Elsevier

    Prof. Pavel Matejka, David Sykora

  88. Analysis of antimicrobial peptides by capillary electrophoresis

    Article • January 2011, Institute of Organic Chemistry & Biochemistry

    David Sykora

  89. Selective oxygenation of α-olefins by means of metalloporphyrin catalysts mimicking cytochrome P-450

    Article • Collection of Czechoslovak Chemical Communications, January 2011, Institute of Organic Chemistry & Biochemistry

    David Sykora

  90. Association of biotin with silver (I) in solution: a circular dichroism study

    Article • Tetrahedron Asymmetry, August 2010, Elsevier

    David Sykora

  91. Analysis of aldehydes in beer by gas-diffusion microextraction: Characterization by high-performance liquid chromatography–diode-array detection–atmospheric pressure chemical ionization–mass spectrometry

    Article • Journal of Chromatography A, June 2010, Elsevier

    Prof. Pavel Dostálek, David Sykora

  92. Application of gold nanoparticles in separation sciences

    Article • Journal of Separation Science, February 2010, Wiley

    Prof. Pavel Matejka, David Sykora

  93. Do mtDNA Mutations Participate in the Pathogenesis of Sporadic Parkinsons Disease?

    Article • Current Genomics, December 2009, Bentham Science Publishers

    David Sykora

  94. A Novel Way to Improve Sulfate Recognition

    Article • Electroanalysis, September 2009, Wiley

    David Sykora

  95. Analysis of insect triacylglycerols using liquid chromatography-atmospheric pressure chemical ionization-mass spectrometry

    Article • European Journal of Lipid Science and Technology, May 2009, Wiley

    David Sykora

  96. Monitoring of dimethyl sulphate-induced N3-methyladenine, N7-methylguanine and O6-methylguanine DNA adducts using reversed-phase high performance liquid chromatography and mass spectrometry

    Article • Journal of Chromatography B, May 2008, Elsevier

    David Sykora

  97. High-performance liquid chromatography and nuclear magnetic resonance study of linear tetrapeptides and octapeptides containing N-methylated amino acid residues

    Article • Journal of Chromatography A, August 2007, Elsevier

    David Sykora

  98. Potentiometric response and mechanism of anionic recognition of heterocalixarene-based ion selective electrodes

    Article • Analytica Chimica Acta, March 2007, Elsevier

    David Sykora

  99. Liquid Chromatography-Diode Array and Electrospray High-Accuracy Mass Spectrometry of Iso-α-Acids in DCHA-Iso Standard and Beer

    Article • Journal of the Institute of Brewing, January 2007, Wiley

    Prof. Pavel Dostálek, David Sykora

  100. Extraction of p-hydroxyacetophenone and catechin from Norway spruce needles. Comparison of different extraction solvents

    Article • Analytical and Bioanalytical Chemistry, May 2005, Springer Science + Business Media

    David Sykora

  101. Monitoring of peptide bond conformation in N-methylated peptides by RP-HPLC and NMR

    Article • January 2005, Institute of Organic Chemistry & Biochemistry

    David Sykora

  102. Synthetic Routes to Linear Oligo-Tröger's Bases

    Article • Organic Letters, January 2005, American Chemical Society (ACS)

    David Sykora

  103. A Novel Seven-Membered Carbohydrate Phostone.

    Article • ChemInform, March 2004, Wiley

    David Sykora

  104. A novel seven-membered carbohydrate phostone

    Article • Tetrahedron Letters, December 2003, Elsevier

    David Sykora

  105. Interaction of oligopyrrole macrocycles with aromatic acids: spectroscopical, quantum chemical and chromatographic aspects

    Article • Talanta, March 2003, Elsevier

    Prof. Pavel Matejka, David Sykora

  106. Synthetic Polymers

    Article • January 2003, Elsevier

    David Sykora

  107. Interaction of porphyrin and sapphyrin macrocycles with nucleobases and nucleosides

    Article • Analytica Chimica Acta, June 2001, Elsevier

    David Sykora, Prof. Pavel Matejka

  108. Analytical Application of Oligopyrrole Macrocycles

    Article • Collection of Czechoslovak Chemical Communications, January 2001, Institute of Organic Chemistry & Biochemistry

    David Sykora

  109. Design of the monolithic polymers used in capillary electrochromatography columns

    Article • Journal of Chromatography A, July 2000, Elsevier

    David Sykora

  110. Separation of oligonucleotides on novel monolithic columns with ion-exchange functional surfaces

    Article • Journal of Chromatography A, August 1999, Elsevier

    David Sykora

  111. Interactions of basic compounds in reversed-phase high-performance liquid chromatography influence of sorbent character, mobile phase composition, and pH on retention of basic compounds

    Article • Journal of Chromatography A, January 1997, Elsevier

    David Sykora

  112. Physical factors negatively affecting evaluation of long-term biodegradation experiments of polychlorinated biphenyls

    Article • Chemosphere, December 1996, Elsevier

    David Sykora

  113. Comparison of high-performance liquid chromatography and capillary electrophoresis for the determination of some bee venom components

    Article • Journal of Chromatography A, May 1995, Elsevier

    David Sykora

  114. Reversed-phase high-performance liquid chromatography of diastereomers of some phosphonodipeptides

    Article • Journal of Chromatography A, April 1994, Elsevier

    Professor Petr Hermann, David Sykora

  115. 2,2'-Azobis(pyridine) (abpy) as a multiply reducible tetradentate ligand. EPR evidence for the configurational dependence of intramolecular electron transfer in the stereoisomeric tris-chelate ruthenium complexes [Ru(abpy)n(bpy)3-n]m (n = 2, 3; m = 2+ ...

    Article • Inorganic Chemistry, July 1993, American Chemical Society (ACS)

    David Sykora, Prof. Dr. Axel Klein