Now showing items 1-13 of 13

  • Antibacterial activity of composite of graphene oxide with silver nanoparticles 

    Bytešníková, Zuzana; Koudelková, Zuzana; Richtera, Lukáš; Kopel, Pavel; Adam, Vojtěch (Mendel University in Brno, 2017-12-31)
    Looking for strategies against the development of antibiotic resistance is a major global object of interest for the public health. This work deals with synthesis of antimicrobial composites of graphene oxide (GO) with ...
  • Composite of graphene oxide with zinc oxide nanoparticles as an antimicrobial agent against pathogenic microorganisms 

    Bytešníková, Zuzana; Richtera, Lukáš; Kopel, Pavel; Adam, Vojtěch (TANGER, 2017-03-31)
    The synthesis process of composites based on graphene oxide is described and tested as a carrier of zinc oxide nanoparticles and subsequently tested as an antimicrobial agent for some bacterial strains (Staphylococcus ...
  • The Effect of Temperature Treatment TiO2 Nanoparticles on Antibacterial Properties 

    Bytešníková, Zuzana; Valečková, Vendula; Švec, Pavel; Richtera, Lukáš; Šmerková, Kristýna; Vítek, Petr; Adam, Vojtěch (TANGER, 2019-02-01)
    The synthesis of TiO2 nanoparticles (NPs) under various temperature treatments was described and TiO2 NPs was subsequently tested as an antibacterial agent. Scanning electron microscopy (SEM), Raman spectroscopy, Dynamic ...
  • Effect of zinc-selenium nanoparticles on microalgae scenedesmus quadricauda 

    Strejčková, Aneta; Koláčková, Martina; Vaněčková, Tereza; Bytešníková, Zuzana; Moulick, Amitava; Rankić, Ivan; Klejdus, Bořivoj; Húska, Dalibor (Mendel University in Brno, 2017-12-31)
    The increasing industrial use of nanomaterials in recent years poses a potential risk to the environment. The first organisms that come into contact with these substances include aquatic organisms, and therefore this study ...
  • Electrochemical evaluation of selenium (IV) removal from its aqueous solutions by unmodified and modified graphene oxide 

    Koudelková, Zuzana; Bytešníková, Zuzana; Xhaxhiu, Kledi; Kremplová, Monika; Hynek, David; Adam, Vojtěch; Richtera, Lukáš (MDPI, 2019-03-02)
    The removal of selenium from superficial and waste water is a worldwide problem. The maximum limit according to the World Health Organization (WHO) for the selenium in the water is set at a concentration of 10 g/L. Carbon ...
  • Graphene oxide as a nanocarrier for biochemical molecules: Current understanding and trends 

    Mukherjee, S.; Bytešníková, Zuzana; Amirmansoor, Ashrafi; Adam, Vojtěch; Richtera, Lukáš (MDPI, 2020-12-30)
    The development of an advanced and efficient drug delivery system with significant improvement in its efficacy and enhanced therapeutic value is one of the critical challenges in modern medicinal biology. The integration ...
  • In Vivo Antibacterial Study of Zinc Phosphate-based Nanoparticles 

    Kočiová, Silvia; Valečková, Vendula; Bytešníková, Zuzana; Horký, Pavel; Kopel, Pavel; Adam, Vojtěch; Šmerková, Kristýna (Tanger, 2019-02-01)
    In animal nutrition, the nanotechnology is mostly used for the preparation of nanominerals, especially trace minerals, due to their low bioavailability. These nanominerals also showed advantageous effects at lower doses ...
  • Label-free DNA biosensor using modified reduced graphene oxide platform as a DNA methylation assay 

    Sedláčková, Eliška; Bytešníková, Zuzana; Birgusová, Eliška; Švec, Pavel; Amirmansoor, Ashrafi; Estrela, Pedro; Richtera, Lukáš (MDPI, 2020-11-30)
    This work reports the use of modified reduced graphene oxide (rGO) as a platform for a label-free DNA-based electrochemical biosensor as a possible diagnostic tool for a DNA methylation assay. The biosensor sensitivity was ...
  • Modification of Zinc Selenium nanoparticles with fish oil and their effect on bacteria 

    Popelková, Vendula; Vymazalová, Pavla; Bytešníková, Zuzana; Kočiová, Silvia; Švec, Pavel; Neřádová, Veronika; Piechowiczová, Markéta; Šmerková, Kristýna; Komprda, Tomáš (Mendel University in Brno, 2019-12-31)
    The aim of this study was develop suitable nanomaterial modified by fish oil using microwave-assisted synthesis. Dietary omega-6 and omega-3 polyunsaturated fatty acids can influence an inflammatory process, as well as ...
  • A simple electrochemical biosensor for the detection of methylated DNA and for methyltransferase activity monitoring 

    Sedláčková, Eliška; Smolíková, Vendula; Birgusová, Eliška; Bytešníková, Zuzana; Richtera, Lukáš; Adam, Vojtěch (Mendel University in Brno, 2019-12-31)
    DNA methylation is one of the well-known epigenetic mechanism which plays a crucial role in the development of various diseases, such as cancer, cardiovascular diseases or diabetes. Electrochemical biosensors promise ...
  • Synthesis of zinc selenium-based nanoparticles modified by algal oil and their effect on bacterial growth 

    Vymazalová, Pavla; Popelková, Vendula; Bytešníková, Zuzana; Kočiová, Silvia; Švec, Pavel; Neřádová, Veronika; Bátik, Andrej; Šmerková, Kristýna; Komprda, Tomáš (Mendel University in Brno, 2019-12-31)
    The aim of this study was to develop suitable zinc selenium-based nanoparticles modified by algal oil containing mainly polyunsaturated fatty acids. Dietary omega-6 and omega-3 polyunsaturated fatty acids can affect ...
  • Zinc phosphate nanoparticles as an antimicrobial agent and their impact on rats microbiota 

    Kočiová, Silvia; Bytešníková, Zuzana; Horký, Pavel; Kopel, Pavel; Adam, Vojtěch; Šmerková, Kristýna (Mendel University in Brno, 2019-01-02)
    Nano minerals, especially trace minerals, are widely used in different fields, but mostly in animal systems. They can improve overall immunity and also a digestive efficacy in livestock. In this case, nanometals as nano ...
  • Zinc phosphate-based nanoparticles as a novel antibacterial agent: in vivo study on rats after dietary exposure 

    Horký, Pavel; Skaličková, Sylvie; Urbánková, Lenka; Baholet, Daria; Kočiová, Silvia; Bytešníková, Zuzana; Kabourková, Eliška; Lacková, Zuzana; Cernei, Natalia Vladimirovna; Gagić, Milica; Milosavljević, Vedran; Smolíková, Vendula; Václavková, Eva; Nevrkla, Pavel; Knot, Pavel; Kryštofová, Olga; Hynek, David; Kopel, Pavel; Skládanka, Jiří; Adam, Vojtěch; Šmerková, Kristýna (BioMed Central, 2019-02-12)
    Background: Development of new nanomaterials that inhibit or kill bacteria is an important and timely research topic. For example, financial losses due to infectious diseases, such as diarrhea, are a major concern in ...