Chytré nanonástroje
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Formamide-Based Post-impact Thermal Prebiotic Synthesis in Simulated Craters: Intermediates, Products and Mechanism
(Frontiers, 2022-05-13)Influx of matter from impacting meteoroids and hydrothermal crater weathering are important factors modifying the rock and mineral inventory of young planets undergoing heavy bombardment. These processes may have influenced ... -
Hypoxia-inducible factors: master regulators of hypoxic tumor immune escape
(BioMed Central, 2022-06-03)Hypoxia, a common feature of the tumor microenvironment in various types of cancers, weakens cytotoxic T cell function and causes recruitment of regulatory T cells, thereby reducing tumoral immunogenicity. Studies have ... -
Insect Body Defence Reactions against Bee Venom: Do Adipokinetic Hormones Play a Role?
(MDPI, 2022-01-31)Bees originally developed their stinging apparatus and venom against members of their own species from other hives or against predatory insects. Nevertheless, the biological and biochemical response of arthropods to bee ... -
Liquid Chromatographic/Mass Spectrometric Study on the Role of Beech (Fagus sylvatica L.) Wood Polyphenols in Red Heartwood Formation
(MDPI, 2022-01-31)The present research focused on the analysis of European beech (Fagus sylvatica L.) wood polyphenols in respect to red heartwood formation, which is a significant color and technological defect of the species. For the first ... -
Design considerations for point-of-need devices based on nucleic acid amplification for COVID-19 diagnostics and beyond
(Future Science, 2021-08-31)Currently, the ongoing pandemic has created an unprecedented pressure for the development of various analytical assays and especially their immediate practical applications. A number of tests based on different principles ... -
Temperature non-uniformity detection on dPCR chips and temperature sensor calibration
(Royal Society of Chemistry, 2022-01-12)A microfluidic-based digital polymerase chain reaction (dPCR) chip requires precise temperature control as well as uniform temperature distribution to ensure PCR efficiency. However, measuring local temperature and its ... -
Quantum Dots in Peroxidase-like Chemistry and Formamide-Based Hot Spring Synthesis of Nucleobases
(Mary Ann Liebert, 2022-04-23)Quantum dots (QDs) are usually seen as artificial semiconductor particles exhibiting optical and electronic properties interesting for nanotechnological applications. However, they may also play a role in prebiotic chemistry. ... -
Antimicrobial peptides-An alternative candidates to antibiotics against Staphylococcus aureus and its antibiotic-resistant strains
(IMR Press, 2021-03-20)Staphylococcus aureus and its antibiotic-resistant strains are the cause of soft tissue infections representing some severe life-threatening infections. These situations have caused great concern for its treatment worldwide. ... -
Electrochemical Methods for Study of Influence of Selenium Nanoparticles on Antioxidant Status of Rats
(ESG, 2016-04-01)The aim of the experiment was to determine the effect of selenium nanoparticles (SeN) and selenium nanoparticles bound with glucose (SeN-GLU) on the antioxidant status of rats. The rats were fed with two defined forms of ... -
Influence of Oxidation Stage and Exfoliation Extent of Carbon-Based Materials on Electrochemical Detection of As(III)
(ESG, 2016-02-01)This study deals with the electrochemical detection of As(III) and especially with its interaction with carbon-based materials such as graphene oxide, graphite oxide and partially reduced graphene oxide in connection with ... -
UV Tuning of Cadmium Telluride Quantum Dots (CdTe QDs) – Assessed by Spectroscopy and Electrochemistry
(ESG, 2016-01-01)In this work, the electrochemical analysis (potentiometric stripping analysis – PSA, cyclic voltammetry – CV) and evaluation of fluorescence properties of cadmium telluride quantum dots (CdTe QDs) covered by mercaptosuccinic ... -
LSPR nanosensors with highly ordered gold nanoparticles fabricated on nanodimpled aluminium templates
(Elsevier, 2016-09-04)The fabrication and characterization of a localized surface plasmon resonance (LSPR) based optical nanosensor, which utilizes highly ordered gold nanoparticles as transducers are presented in this work. The nanoparticles ... -
ZnO-based gas microsensors sensitive to CO at room temperature by photoactivation
(Elsevier, 2016-09-07)Gas microsensors based on ZnO structures grown via aerosol-assisted chemical vapor deposition are fabricated. The photoactivated and thermoactivated gas sensing properties of these systems toward CO are presented. Results ... -
Application of gold nanoparticles–epoxy surface nanocomposites for controlling hotspot density on a large surface area for SERS applications
(Elsevier, 2021-10-01)The applicability of a novel gold–epoxysurface nanocomposite for surface-enhanced Raman scattering (SERS) is investigated. The nanocomposite consists of ellipsoidal nanoparticles in a hexagonal arrangement, where the average ... -
The Effects of Serendipita indica and Guanidine-Modified Nanomaterial on Growth and Development of Cabbage Seedlings and Black Spot Infestation
(MDPI, 2021-12-31)To ensure sustainable agricultural production and protection of crops from various biotic and abiotic stresses, while keeping in view environmental protection, by minimal usage of chemicals, the exploitation of beneficial ... -
Modifications of Parylene by Microstructures and Selenium Nanoparticles: Evaluation of Bacterial and Mesenchymal Stem Cell Viability
(FRONTIERS MEDIA SA, 2021-12-03)Parylene-based implants or coatings introduce surfaces suffering from bacteria colonization. Here, we synthesized polyvinylpyrrolidone-stabilized selenium nanoparticles (SeNPs) as the antibacterial agent, and various ... -
VOCs Sensing by Metal Oxides, Conductive Polymers, and Carbon-Based Materials
(MDPI, 2021-02-01)This review summarizes the recent research efforts and developments in nanomaterials for sensing volatile organic compounds (VOCs). The discussion focuses on key materials such as metal oxides (e.g., ZnO, SnO2, TiO2 WO3), ... -
Photoactivated materials and sensors for NO2 monitoring
(Royal Society of Chemistry, 2021-11-01)This review presents the recent research efforts and developments in photoactive materials for sensing ppb concentrations of NO2. It also includes the fundamentals of photoactivated gas sensing and enabling technologies ... -
Dielectric properties of nanostructured mixed-oxide films formed by anodizing Al/Zr bilayers
(TANGER LTD, 2021-01-01)ZrO2 is a ceramic material suitable for high-temperature coatings, fuel cells as a solid proton-conducting electrolyte, and metal-oxide-semiconductor devices due to its recently explored promising dielectric properties. ... -
Anodic formation of HfO2 nanostructure arrays for resistive switching application
(TANGER LTD, 2021-01-01)Thin dielectric films are actively investigated as materials for novel resistive random-access memories based on resistive switching effect in metal/insulator/metal structures. Thin HfO2 films are of particular interest ...
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