Paweł Borowicz
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View article: Flexible hand-made carbon electrode decorated with metronidazole imprinted polymer
Flexible hand-made carbon electrode decorated with metronidazole imprinted polymer Open
Carbon paper was used as a cost-effective and flexible electrode material. It was coated with polypyrrole film imprinted with metronidazole. Such a prepared sensor was applied for electrochemical determination of the metronidazole.
View article: Flexible hand-made carbon electrode decorated with metronidazole imprinted polymer
Flexible hand-made carbon electrode decorated with metronidazole imprinted polymer Open
Carbon paper was used as a cost-effective electrode material for flexible electrodes fabrication. These electrodes were coated with polypyrrole film imprinted with metronidazole. SEM imaging indicated successful covering of the carbon pape…
View article: Surface and composition effects on the biphasic cytotoxicity of nanocomposites synthesized using leaf extracts
Surface and composition effects on the biphasic cytotoxicity of nanocomposites synthesized using leaf extracts Open
The Malus sylvestris L. (LE1), Pinus sylvestris L. (LE2), and Sorbus aucuparia L. (LE3) leaves` extracts were used for the synthesis of silver (Ag) nanocomposites containing different amounts of silver chloride (AgCl), silver metal (Agmet)…
View article: Using Tumor-Like Spheroids to Study the Effect of Anti-Cancer Drugs <i>In Vitro</i>
Using Tumor-Like Spheroids to Study the Effect of Anti-Cancer Drugs <i>In Vitro</i> Open
Cell culture techniques have evolved in the last decades and allow now testing anti-cancer drugs using tumor-like spheroids. We describe here issues and trouble-shooting solutions when generating spheroids from three human melanoma cell li…
View article: Peptide Selection of MMP-1 for Electrochemical Sensing with Epitope-Imprinted Poly(TPARA-co-EDOT)s
Peptide Selection of MMP-1 for Electrochemical Sensing with Epitope-Imprinted Poly(TPARA-co-EDOT)s Open
Instead of molecularly imprinting a whole protein molecule, imprinting protein epitopes is gaining popularity due to cost and solubility issues. Belonging to the matrix metalloproteinase protein family, MMP-1 is an interstitial collagenase…
View article: Molecularly imprinted polymer-based extended-gate field-effect transistor (EG-FET) chemosensor for selective determination of matrix metalloproteinase-1 (MMP-1) protein
Molecularly imprinted polymer-based extended-gate field-effect transistor (EG-FET) chemosensor for selective determination of matrix metalloproteinase-1 (MMP-1) protein Open
A conducting molecularly imprinted polymer (MIP) film was integrated with an extended-gate field-effect transistor (EG-FET) transducer to determine epitopes of matrix metalloproteinase-1 (MMP-1) protein biomarker of idiopathic pulmonary fi…
View article: Valorizing the Unexplored Filtration Waste of Brewing Industry for Green Silver Nanocomposite Synthesis
Valorizing the Unexplored Filtration Waste of Brewing Industry for Green Silver Nanocomposite Synthesis Open
The brewing industry generates a substantial amount of by-products rich in polyphenols, carbohydrates, sugars, sulfates, nitrogen compounds, organic carbon, and several elements, including chlorine, magnesium, and phosphorus. Although limi…
View article: Electrochemically Initiated Synthesis of Polyacrylamide Microgels and Core-shell Particles
Electrochemically Initiated Synthesis of Polyacrylamide Microgels and Core-shell Particles Open
Herein, we developed a simple procedure for synthesizing micrometer-sized microgel particles as a suspension in an aqueous solution and thin films deposited as shells on different inorganic cores. A sufficiently high constant potential was…
View article: Getting closer to the intrinsic properties of Ni<sup>2+</sup>salen polymer semiconductors accessed by chain isolation inside silica nanochannels
Getting closer to the intrinsic properties of Ni<sup>2+</sup>salen polymer semiconductors accessed by chain isolation inside silica nanochannels Open
The scientific problem aimed to be solved by our research is to improve the charge transport of Ni 2+ salen polymer semiconductors by isolation of individual chains inside mesoporous silica channels capable of ensuring the suppression of i…
View article: Selective Impedimetric Chemosensing of Carcinogenic Heterocyclic Aromatic Amine in Pork by dsDNA-Mimicking Molecularly Imprinted Polymer Film-Coated Electrodes
Selective Impedimetric Chemosensing of Carcinogenic Heterocyclic Aromatic Amine in Pork by dsDNA-Mimicking Molecularly Imprinted Polymer Film-Coated Electrodes Open
Inspired by the easy intercalation of quinoxaline heterocyclic aromatic amines (HAAs) in double-stranded DNA (dsDNA), we synthesized a nucleobase-functionalized molecularly imprinted polymer (MIP) as the recognition unit of an impedimetric…
View article: Valorization of Brewery Wastes for the Synthesis of Silver Nanocomposites Containing Orthophosphate
Valorization of Brewery Wastes for the Synthesis of Silver Nanocomposites Containing Orthophosphate Open
Brewery wastes from stage 5 (Wort precipitate: BW5) and stage 7 (Brewer’s spent yeast: BW7) were valorized for the synthesis of silver phosphate nanocomposites. Nanoparticles were synthesized by converting silver salt in the presence of br…
View article: Electrochemical sensor for selective tyramine determination, amplified by a molecularly imprinted polymer film
Electrochemical sensor for selective tyramine determination, amplified by a molecularly imprinted polymer film Open
A molecularly imprinted polymer (MIP) film based electrochemical sensor for selective determination of tyramine was devised, fabricated, and tested. Tyramine is generated in smoked and fermented food products. Therefore, it may serve as a …
View article: Surface Study of Fe3O4 Nanoparticles Functionalized With Biocompatible Adsorbed Molecules
Surface Study of Fe3O4 Nanoparticles Functionalized With Biocompatible Adsorbed Molecules Open
Surfaces of iron oxide of ferrimagnetic magnetite (Fe3O4) nanoparticles (MNPs) prepared by Massart's method and their functionalized form (f-MNPs) with succinic acid, L-arginine, oxalic acid, citric acid, and glutamic acid were studied by …
View article: Electrochemically initiated co-polymerization of monomers of different oxidation potentials for molecular imprinting of electroactive analyte
Electrochemically initiated co-polymerization of monomers of different oxidation potentials for molecular imprinting of electroactive analyte Open
Herein, we report an electrochemically initiated co-polymerization of two electroactive monomers of different oxidation potentials. The molar ratio of low oxidation potential monomer in the solution for electropolymerization was optimized …
View article: Promoting bioanalytical concepts in genetics: A TATA box molecularly imprinted polymer as a small isolated fragment of the DNA damage repairing system
Promoting bioanalytical concepts in genetics: A TATA box molecularly imprinted polymer as a small isolated fragment of the DNA damage repairing system Open
We demonstrate that a new, stable, artificial TATA (T - thymine, A - adenine) box is recognized by amino acids recognizing the natural TATA box. Here, the former mimicked, as a minimal motif, oligodeoxyribonucleotide interactions with amin…
View article: Semi-Covalent Imprinting for Selective Protein Sensing at a Femtomolar Concentration Level
Semi-Covalent Imprinting for Selective Protein Sensing at a Femtomolar Concentration Level Open
Protein imprinting is challenging mainly because of their large molecular size. It is very difficult [...]
View article: Molecularly imprinted polymer based extended-gate field-effect transistor chemosensors for phenylalanine enantioselective sensing
Molecularly imprinted polymer based extended-gate field-effect transistor chemosensors for phenylalanine enantioselective sensing Open
Chemosensing systems were devised for the enantioselective determination ofd- andl-phenylalanine (d- andl-Phe).
View article: Lamellipodia and Membrane Blebs Drive Efficient Electrotactic Migration of Rat Walker Carcinosarcoma Cells WC 256
Lamellipodia and Membrane Blebs Drive Efficient Electrotactic Migration of Rat Walker Carcinosarcoma Cells WC 256 Open
The endogenous electric field (EF) may provide an important signal for directional cell migration during wound healing, embryonic development and cancer metastasis but the mechanism of cell electrotaxis is poorly understood. Additionally, …
View article: An electropolymerized molecularly imprinted polymer for selective carnosine sensing with impedimetric capacity
An electropolymerized molecularly imprinted polymer for selective carnosine sensing with impedimetric capacity Open
Functional monomers are designed for the development of a polymer with molecular cavities selective for the carnosine dipeptide recognition and quantification.
View article: Depth-Sensitive Raman Investigation of Metal-Oxide-Semiconductor Structures: Absorption as a Tool for Variation of Exciting Light Penetration Depth
Depth-Sensitive Raman Investigation of Metal-Oxide-Semiconductor Structures: Absorption as a Tool for Variation of Exciting Light Penetration Depth Open
Presented work focuses the attention on two regions of MOS structure placed in the vicinity of the semiconductor/dielectric interface, in particular: on part of dielectric layer and thin layer of the substrate. In the presented work the ap…
View article: Ni-Based Ohmic Contacts to<i>n</i>-Type 4H-SiC: The Formation Mechanism and Thermal Stability
Ni-Based Ohmic Contacts to<i>n</i>-Type 4H-SiC: The Formation Mechanism and Thermal Stability Open
The fabrication of low-resistance and thermal stable ohmic contacts is important for realization of reliable SiC devices. For the n -type SiC, Ni-based metallization is most commonly used for Schottky and ohmic contacts. Many experimental …