Poslední příspěvky

  • Implementation and verification of the PMSM stator interturn short fault detection algorithm 

    Otava, Lukáš; Buchta, Luděk (IEEE, 2017-09-14)
    This paper discusses the stator winding interturn short fault detection for three phase Permanent Magnet Synchronous Machines (PMSMs). The implementation of the Extended Kalman filter (EKF)-based fault detection algorithm ...
  • Plasmonic Enhancement and Polarization Dependence of Nonlinear Upconversion Emissions from Single Gold Nanorod@SiO2@CaF2:Yb3+,Er3+ Hybrid Core-Shell-Satellite Nanostructures 

    He, Jijun; Zheng, Wei; Ligmajer, Filip; Chan, Chi-Fai; Bao, Zhiyong; Wong, Ka-Leung; Chen, Xueyuan; Hao, Jianhua; Dai, Jiyan; Yu, Siu-Fung; Lei, Dang Yuan (Springer Nature, 2017-05-19)
    Lanthanide-doped upconversion nanocrystals (UCNCs) have recently become an attractive nonlinear fluorescence material for use in bioimaging because of their tunable spectral characteristics and exceptional photostability. ...
  • Anticancerogenic effect of spices due to phenolic and flavonoid compounds – in vitro evaluation on prostate cells 

    Lacková, Zuzana; Buchtelová, Hana; Buchtová, Žaneta; Klejdus, Bořivoj; Heger, Zbyněk; Brtnický, Martin; Kynický, Jindřich; Zítka, Ondřej; Adam, Vojtěch (MDPI, 2017-09-28)
    This study shows the effects of spices, and their phenolic and flavonoid compounds, on prostate cell lines (PNT1A, 22RV1 and PC3). The results of an MTT assay on extracts from eight spices revealed the strongest inhibitory ...
  • Magnetic nanoparticles: From Design and Synthesis to Real World Applications 

    Kudr, Jiří; Haddad, Yazan Abdulmajeed Eyadh; Richtera, Lukáš; Heger, Zbyněk; Černák, Mirko; Adam, Vojtěch; Zítka, Ondřej (MDPI, 2017-09-01)
    The increasing number of scientific publications focusing on magnetic materials indicates growing interest in the broader scientific community. Substantial progress was made in the synthesis of magnetic materials of desired ...
  • Ion exchange chromatography and mass spectrometric methods for analysis of cadmium-phytochelatin (II) complexes 

    Rodrigo, Miguel Ángel Merlos; Cernei, Natalia Vladimirovna; Komínková, Markéta; Zítka, Ondřej; Beklová, Miroslava; Zehnálek, Josef; Kizek, René; Adam, Vojtěch (MDPI, 2013-03-28)
    In this study, in vitro formed Cd-phytochelatin (PC2) complexes were characterized using ion exchange chromatography (IEC) and matrix-assisted laser desorption/ionization time-of-flight (MALDI-TOF) mass spectrometry. The ...
  • Effect of Magnetic Nanoparticles on Tobacco BY-2 Cell Suspension Culture 

    Kryštofová, Olga; Sochor, Jiří; Zítka, Ondřej; Babula, Petr; Kudrle, Vít; Adam, Vojtěch; Kizek, René (MDPI, 2013-01-01)
    Nanomaterials are structures whose exceptionality is based on their large surface, which is closely connected with reactivity and modification possibilities. Due to these properties nanomaterials are used in textile industry ...
  • Modern Micro and Nanoparticle-Based Imaging Techniques 

    Vaculovičová, Markéta; Pekárková, Jana; Drbohlavová, Jana; Kopel, Pavel; Babula, Petr; Hynek, David; Adam, Vojtěch; Eckschlager, Tomáš; Hubálek, Jaromír; Stiborová, Marie; Kaiser, Jozef; Kizek, René (MDPI, 2012-11-02)
    The requirements for early diagnostics as well as effective treatment of insidious diseases such as cancer constantly increase the pressure on development of efficient and reliable methods for targeted drug/gene delivery ...
  • Bio-Sensing of Cadmium(II) Ions Using Staphylococcus aureus 

    Sochor, Jiří; Zítka, Ondřej; Hynek, David; Krejčová, Ludmila; Trnková, Libuše; Adam, Vojtěch; Hubálek, Jaromír; Kynický, Jindřich; Vrba, Radimír; Kizek, René (MDPI, 2011-11-08)
    Cadmium, as a hazardous pollutant commonly present in the living environment, represents an important risk to human health due to its undesirable effects (oxidative stress, changes in activities of many enzymes, interactions ...
  • Platinum nanoparticles induce damage to DNA and inhibit DNA replication 

    Nejdl, Lukáš; Kudr, Jiří; Moulick, Amitava; Hegerová, Dagmar; Ruttkay-Nedecký, Branislav; Gumulec, Jaromír; Číhalová, Kristýna; Šmerková, Kristýna; Dostálová, Simona; Křížková, Soňa; Novotná, Marie; Kopel, Pavel; Adam, Vojtěch (PLOS, 2017-07-12)
    Sparsely tested group of platinum nanoparticles (PtNPs) may have a comparable effect as complex platinum compounds. The aim of this study was to observe the effect of PtNPs in in vitro amplification of DNA fragment of phage ...
  • Behaviour of zinc complexes and zinc sulphide nanoparticles revealed by using screen printed electrodes and spectrometry 

    Nejdl, Lukáš; Ruttkay-Nedecký, Branislav; Kudr, Jiří; Kremplová, Monika; Cernei, Natalia Vladimirovna; Prášek, Jan; Konečná, Marie; Hubálek, Jaromír; Zítka, Ondřej; Kynický, Jindřich; Kopel, Pavel; Kizek, René; Adam, Vojtěch (MDPI AQ, 2013-10-25)
    In this study, we focused on microfluidic electrochemical analysis of zinc complexes (Zn(phen)(his)Cl-2, Zn(his)Cl-2) and ZnS quantum dots (QDs) using printed electrodes. This method was chosen due to the simple (easy to ...
  • Microwave-assisted synthesis of goethite nanoparticles used for removal of Cr(VI) from aqueous solution 

    Nguyen, Dính Vinh; Kynický, Jindřich; Ambrožová, Pavlína; Adam, Vojtěch (MDPI, 2017-07-01)
    The microwave-assisted synthesis of goethite nanoparticles has been studied. The samples were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), thermogravimetric analysis (TGA), differential ...
  • Determination of Zinc, Cadmium, Lead, Copper and Silver Using a Carbon Paste Electrode and a Screen Printed Electrode Modified with Chromium(III) Oxide 

    Koudelková, Zuzana; Syrový, Tomáš; Ambrožová, Pavlína; Moravec, Zdeněk; Kubáč, Lubomír; Hynek, David; Richtera, Lukáš; Adam, Vojtěch (MDPI, 2017-08-01)
    In this study, the preparation and electrochemical application of a chromium(III) oxide modified carbon paste electrode (Cr-CPE) and a screen printed electrode (SPE), made from the same material and optimized for the simple, ...
  • Sarcosine as a potential prostate cancer biomarker – A review 

    Cernei, Natalia Vladimirovna; Heger, Zbyněk; Gumulec, Jaromír; Zítka, Ondřej; Masařík, Michal; Babula, Petr; Eckschlager, Tomáš; Stiborová, Marie; Kizek, René; Adam, Vojtěch (MDPI, 2013-07-04)
    Prostate cancer (CaP) is the most common type of tumour disease in men. Early diagnosis of cancer of the prostate is very important, because the sooner the cancer is detected, the better it is treated. According to that ...
  • Serum metallothioneins in childhood tumours – A potential prognostic marker 

    Kruseová, Jarmila; Hynek, David; Adam, Vojtěch; Kizek, René; Průša, Richard; Hraběta, Jan; Eckschlager, Tomáš (MDPI, 2013-06-06)
    Metallothioneins (MT) are low molecular weight, cysteine-rich proteins maintaining metal ions homeostasis. They play a role in carcinogenesis and may also cause chemoresistance. The aim of the study was to explore the ...
  • The Role of Metallothionein in Oxidative Stress 

    Ruttkay-Nedecký, Branislav; Nejdl, Lukáš; Gumulec, Jaromír; Zítka, Ondřej; Masařík, Michal; Eckschlager, Tomáš; Stiborová, Marie; Adam, Vojtěch; Kizek, René (MDPI, 2013-03-15)
    Free radicals are chemical particles containing one or more unpaired electrons, which may be part of the molecule. They cause the molecule to become highly reactive. The free radicals are also known to play a dual role in ...
  • Apoferritin modified magnetic particles as doxorubicin carriers for anticancer drug delivery 

    Blažková, Iva; Nguyen, Hoai Viet; Dostálová, Simona; Kopel, Pavel; Stanisavljevic, Maja; Vaculovičová, Markéta; Stiborová, Marie; Eckschlager, Tomáš; Kizek, René; Adam, Vojtěch (MDPI, 2013-06-27)
    Magnetic particle mediated transport in combination with nanomaterial based drug carrier has a great potential for targeted cancer therapy. In this study, doxorubicin encapsulation into the apoferritin and its conjugation ...
  • Complexes of silver(I) ions and silver phosphate nanoparticles with hyaluronic acid and/or chitosan as promising antimicrobial agents for vascular grafts 

    Hegerová, Dagmar; Nejdl, Lukáš; Gumulec, Jaromír; Kryštofová, Olga; Rodrigo, Miguel Ángel Merlos; Kynický, Jindřich; Ruttkay-Nedecký, Branislav; Kopel, Pavel; Babula, Petr; Adam, Vojtěch; Kizek, René (MDPI, 2013-06-28)
    Polymers are currently widely used to replace a variety of natural materials with respect to their favourable physical and chemical properties, and due to their economic advantage. One of the most important branches of ...
  • Amalgam electrode-based electrochemical detector for on-site direct determination of cadmium(II) and lead(II) from soils 

    Nejdl, Lukáš; Kynický, Jindřich; Brtnický, Martin; Vaculovičová, Markéta; Adam, Vojtěch (MDPI, 2017-08-01)
    Toxic metal contamination of the environment is a global issue. In this paper, we present a low-cost and rapid production of amalgam electrodes used for determination of Cd(II) and Pb(II) in environmental samples (soils ...
  • Voltammetry as a Tool for Characterization of CdTe Quantum Dots 

    Adam, Pavlína; Vaculovičová, Markéta; Hubálek, Jaromír; Adam, Vojtěch; Kizek, René (MDPI, 2013-06-27)
    Electrochemical detection of quantum dots (QDs) has already been used in numerous applications. However, QDs have not been well characterized using voltammetry, with respect to their characterization and quantification. ...
  • The Effect of Network Solvation on the Viscoelastic Response of Polymer Hydrogels 

    Žídek, Jan; Kulovaná, Eva; Jančář, Josef (MDPI, 2017-08-19)
    The majority of investigations consider the deformation response of hydrogels, fully controlled by the deformation behavior of their polymer network, neglecting the contribution caused by the presence of water. Here, we ...

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