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Preparation and Characterization of Carbon Paste Electrode Bulk-Modified with Multiwalled Carbon Nanotubes and Its Application in a Sensitive Assay of Antihyperlipidemic Simvastatin in Biological Samples
(MDPI, 2019-06-02)Determination of an antihyperlipidemic drug simvastatin (SIM) was carried out using a carbon paste electrode bulk-modified with multiwalled carbon nanotubes (MWCNT-CPE). Scanning electrochemical microscopy (SECM), scanning ... -
Raman and XPS studies of ammonia sensitive polypyrrole nanorods and nanoparticles
(Springer Nature, 2019-06-11)Raman and XPS studies of ammonia sensitive polypyrrole nanorods and nanoparticles, respectively and tested upon ammonia exposure using Raman and X-ray photonelectrone spectroscopy (XPS). Characterization of both nanomaterilas ... -
Enhanced antibacterial and anticancer properties of Se-NPs decorated TiO2 nanotube film
(PLOS, 2019-03-08)Selenium nanoparticle modified surfaces attract increasing attention in the field of tissue engineering. Selenium exhibits strong anticancer, antibacterial and anti-inflammatory properties and it maintains relatively low ... -
High strength, biodegradable and cytocompatible alpha tricalcium phosphate-iron composites for temporal reduction of bone fractures
(Elsevier, 2018-02-09)In this work alpha tricalcium phosphate (a-TCP)/iron (Fe) composites were developed as a new family of biodegradable, load-bearing and cytocompatible materials. The composites with composition from pure ceramic to pure ... -
Chemical Sensor Platform for Non-Invasive Monitoring of Activity and Dehydration
(MDPI, 2015-01-14)A non-invasive solution for monitoring of the activity and dehydration of organisms is proposed in the work. For this purpose, a wireless standalone chemical sensor platform using two separate measurement techniques has ... -
Serum metallothioneins in childhood tumours – A potential prognostic marker
(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 ... -
Quantum Dots - Characterization, Preparation and Usage in Biological Systems
(MDPI, 2009-02-20)The use of fluorescent nanoparticles as probes for bioanalytical applications is a highly promising technique because fluorescence-based techniques are very sensitive. Quantum dots (QDs) seem to show the greatest promise ... -
Development of a magnetic electrochemical bar code array for point mutation detection in the H5N1 neuraminidase gene
(MDPI, 2013-07-15)Since its first official detection in the Guangdong province of China in 1996, the highly pathogenic avian influenza virus of H5N1 subtype (HPAI H5N1) has reportedly been the cause of outbreaks in birds in more than 60 ... -
The importance of higher alcohols and esters for sensory evaluation of rheinriesling and chardonnay wine varieties
(HACCP Consulting, 2018-09-28)For a consumer, one of the first characters for evaluation of wine is its scent. A pleasant aroma of wine associated with the subsequent taste experience can be remembered by the consumer for a long time and appreciated ... -
Spectrometric and Voltammetric Analysis of Urease: Nickel Nanoelectrode as an Electrochemical Sensor
(MDPI, 2007-07-16)Urease is the enzyme catalyzing the hydrolysis of urea into carbon dioxide and ammonia. This enzyme is substrate-specific, which means that the enzyme catalyzes the hydrolysis of urea only. This feature is a basic diagnostic ... -
Effect of different storage conditions on the microbiological characteristics of insect
(HACCP Consulting, 2018-03-21)When introducing a novelty food, its safety needs to be monitored. One of the safety aspects of human health is microbial contamination. In this work, microbiological parameters of long-term stored edible insect material ... -
Stříbrná sága: dvě největší bubliny
(Fincentrum, 2014-04-02)Formy využití stříbra, ceny stříbra vs. inflace, "stříbrné" bubliny, -
Investigation of pristine graphite oxide as room-temperature chemiresistive ammonia gas sensing material
(MDPI AG, 2017-02-09)Graphite oxide has been investigated as a possible room-temperature chemiresistive sensor of ammonia in a gas phase. Graphite oxide was synthesized from high purity graphite using the modified Hummers method. The graphite ... -
Electrochemical Microsensors for the Detection of Cadmium(II) and Lead(II) Ions in Plants
(MDPI, 2010-06-01)Routine determination of trace metals in complex media is still a difficult task for many analytical instruments. The aim of this work was to compare three electro-chemical instruments [a standard potentiostat (Autolab), ... -
New Hydrodynamic Electrochemical Arrangement for Cadmium Ions Detection Using Thick-Film Chemical Sensor Electrodes
(MDPI, 2006-11-06)Miniaturization and integration of chemical devices into modules that are dimensionally comparable with electronic chips (Lab on Chip) is nowadays developing worldwide. The aim of our work was to suggest and optimize the ... -
Voltammetry as a Tool for Characterization of CdTe Quantum Dots
(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. ... -
Water-dispersible TiO2 nanoparticles via a biphasic solvothermal reaction method
(Springer, 2013-12-01)A biphasic solvothermal reaction method has been used for the synthesis of TiO2 nanoparticles (NPs). In this method, hydrolysis and nucleation occur at the interface of organic phase (titanium (IV) n-propoxide and stearic acid ... -
Investigation into the Effect of Molds in Grasses on Their Content of Low Molecular Mass Thiols
(MDPI, 2012-10-24)The aim of this study was to investigate the effect of molds on levels of low molecular mass thiols in grasses. For this purpose, the three grass species Lolium perenne, Festulolium pabulare and Festulolium braunii were ... -
Effect of five different stages of ripening on chemical compounds in medlar (Mespilus germanica L.)
(MDPI, 2010-12-28)Study of changes of nutritional value of fruit during the process of ripening can help to estimate the optimal date for fruit harvesting to achieve the best quality for direct consumption and further utilization. The aim ... -
Functionalized Solid Electrodes for Electrochemical Biosensing of Purine Nucleobases and Their Analogues: A Review
(MDPI, 2015-01-14)Interest in electrochemical analysis of purine nucleobases and few other important purine derivatives has been growing rapidly. Over the period of the past decade, the design of electrochemical biosensors has been focused ...
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