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Search results for: ANTIBACTERIAL
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MXenes Antibacterial Properties and Applications: A Review and Perspective
PublicationThe mutations of bacteria due to the excessive use of antibiotics, and generation of antibiotic-resistant bacteria have made the development of new antibacterial compounds a necessity. MXenes have emerged as biocompatible transition metal carbide structures with extensive biomedical applications. This is related to the MXenes’ unique combination of properties, including multifarious elemental compositions, 2D-layered structure,...
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Influence of Carbohydrate Residues on Antibacterial Activity of Vancomycin
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Synthesis and antibacterial properties of Fe3O4-Ag nanostructures
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Influence of titanium dioxide modification on the antibacterial properties
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TiO2/glucose nanomaterials with enhanced antibacterial properties
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Investigation of antifungal and antibacterial potential of green extracts of propolis
PublicationPropolis extracts have been used in traditional medicines since ages due to its advantageous complex chemical composition. However, the antibacterial and antifungal activity of poplar propolis extracts prepared in Natural Deep Eutectic Solvent (NADES) are seldom studied. This study investigates suitable alternate for ethanol as a solvent for extraction for Polish poplar propolis. It also attempts to identify suitable extraction...
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Factors Determining the Susceptibility of Bacteria to Antibacterial Photodynamic Inactivation
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Antibacterial properties of TiO2 modified with reduced graphene oxide
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TiO2-Modified Magnetic Nanoparticles (Fe3O4) with Antibacterial Properties
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Antibacterial Porous Systems Based on Polylactide Loaded with Amikacin
PublicationThree porous matrices based on poly(lactic acid) are proposed herein for the controlled release of amikacin. The materials were fabricated by the method of spraying a surface liquid. Description is given as to the possibility of employing a modifier, such as a silica nanocarrier, for prolonging the release of amikacin, in addition to using chitosan to improve the properties of the materials, e.g., stability and sorption capacity....
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Mesoporous Silica Nanospheres Functionalized by Tio2 as a Photoactive Antibacterial Agent
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Antibacterial performance of nanocrystallined titania confined in mesoporous silica nanotubes
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Hybrid nanolayers of star polymers and silver nanoparticles with antibacterial activity
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Antibacterial activity of gelatin-based films incorporated with chitosan or silver
PublicationFolie żelatynowe z dodatkiem srebra jonowego powodowały redukcję komórek Escherichia coli i Staphylococcus aureus o 90% pod powierzchnią folii. Nie obserwowano natomiast strefy zahamowania wzrostu dookoła krążków folii. W przypadku filmów chitozanowych lub żelatynowo-chitozanowych ich przeciwdrobnoustrojowa aktywność zależała od stopnia deacetylacji chitozanu.
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Fabrication of Antibacterial Metal Surfaces Using Magnetron-Sputtering Method
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Anodized multi – component titanium alloys carrying antibacterial features
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Antibacterial polyurethanes, modifed with cinnamaldehyde, as potential materials for fabrication of wound dressings
PublicationThe epidermis is a skin layer, which protects an organism from the different factors of external environment. Therefore, the fast and effective regeneration of epidermis is important. Potential materials used for epidermis regeneration may be polyurethane scaffolds in form of the thin permeable layers. One and main disadvantage of such polyurethane scaffolds are their lack of antibacterial and antifungal properties. The great proposition...
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Artificial Neural Networks for Prediction of Antibacterial Activity in Series of Imidazole Derivatives
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Evaluation of the Antibacterial Activity of Ag- and Au-Nanoparticles Loaded TiO2 Nanotubes
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Graphene Oxide-Based Nanocomposites Decorated with Silver Nanoparticles as an Antibacterial Agent
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Antibacterial Films Based on Polylactide with the Addition of Quercetin and Poly(Ethylene Glycol)
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Nanocrystalline hydroxyapatite enriched in selenite and manganese ions: physicochemical and antibacterial properties
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Antibacterial activity of the secondary metabolites from in vitro cultures of Drosera aliciae
PublicationRośliny owadożerne (D. aliciae) metabolity wtórne farmakologicznie czynne substancje. Na wzrost akumulacji tychże substancji w tkankach roślin owadożernych ma wpływ dodatek elicytora. Końcowego oznaczenia zawartości metabolitów w ekstraktach roślinnych dokonano techniką chromatografii cieczowej.
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Antibacterial evaluation of bioactive modifiers of bone cements: antibiotics, nanometals and chitosan
PublicationModern biomaterials in addition to their basic tasks, can serve as carriers of active substance. The release of a bioactive particles allows to locally fight infection or its prevent it. Bone cements additionally to their basic applications in orthopedic surgery can also serve to deliver locally active substances. Currently, only antibiotics are routinely used as modifiers for bone cements. Bioactive bone cements constitute...
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Honey antibacterial activity: A neglected aspect of honey quality assurance as functional food
PublicationBackground Honey is considered as a functional food with health-promoting properties. Its potent antibacterial and antibiofilm effects are the major attributes of so called ‘medical-grade honey’ which is topically used for the treatment of burns, wounds and skin disorders. Nevertheless, the current set of honey quality parameters adopted in the European Union do not include its biological properties. Furthermore, in light of the...
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Influence of silver nanoparticles addition on antibacterial properties of PEO coatings formed on magnesium
PublicationMagnesium is a biodegradable material and thus could be a choice for bone fixation devices and implants with a specific purpose. This study aims to enhance the anti-corrosive, biocompatible, and antibacterial properties on magnesium-based materials through ceramic coatings formation. To achieve this the silicate-based electrolyte was used to create of Plasma Electrolytic Oxidation (PEO) coatings. During investigation the bioactive...
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Characterization of a Unique Bordetella bronchiseptica vB_BbrP_BB8 Bacteriophage and Its Application as an Antibacterial Agent
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Modifications of Hydroxyapatite by Gallium and Silver Ions—Physicochemical Characterization, Cytotoxicity and Antibacterial Evaluation
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Preparation of silver nanoparticles in reverse micelles and antibacterial activity of silver modified-paints
PublicationW publikacji została opisana metoda otrzymywania nanocząstek srebra oraz farb modyfikowanych srebrem i ich wpływ na zahamowanie rozwoju wybranych bakterii i grzybów. Podjęto również próbę porównania wpływu rodzaju prekursora srebra oraz substancji powierzchniowo czynnej na stabilność otrzymanych nanocząstek srebra. Przygotowane mikroemulsje zawierały od 500 do 2000 ppm srebra
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Influence of Preparation Procedure on Physicochemical and Antibacterial Properties of Titanate Nanotubes Modified with Silver
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Boosting of Antibacterial Performance of Cellulose Based Paper Sheet via TiO2 Nanoparticles
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Ultrasonic-assisted Electrodeposition of Cu-Sn-TiO2 Nanocomposite Coatings with Enhanced Antibacterial Activity
PublicationCopper-based coatings are known for their high antibacterial activity. In this study, nanocomposite Cu–Sn–TiO2 coatings were obtained by electrodeposition from an oxalic acid bath additionally containing 4 g/dm3 TiO2 with mechanical and ultrasonic agitation. Ultrasound treatment was performed at 26 kHz frequency and 32 W/dm3 power. The influence of agitation mode and the current load on the inclusion and distribution of the TiO2...
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The Antibacterial and Antifungal Textile Properties Functionalized by Bimetallic Nanoparticles of Ag/Cu with Different Structures
PublicationWe reported a preparation and characterization of five kinds of impregnation solutions, containing Ag/Cu in the formof bimetallic nanoparticles (alloy and core-shell) as well as ionic species. The cotton-polyester textiles were successfully impregnated during the washing and ironing process by as-prepared solutions to have antibacterial and antifungal properties against to Escherichia coli, Staphylococcus aureus, and Candida albicans....
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Antibacterial Activity and Cytocompatibility of Bone Cement Enriched with Antibiotic, Nanosilver, and Nanocopper for Bone Regeneration
PublicationBacterial infections due to bone replacement surgeries require modifications of bone cement with antibacterial components. This study aimed to investigate whether the incorporation of gentamicin or nanometals into bone cement may reduce and to what extent bacterial growth without the loss of overall cytocompatibility and adverse effects in vitro. The bone cement Cemex was used as the base material, modified either with gentamicin...
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Composition of the Essential Oil of Bidens tripartita L. Roots and Its Antibacterial and Antifungal Activities
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Green Synthesis of ZnO nanoparticles using Nigella sativa seed extract for antibacterial activities
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New Life of an Old Drug: Caffeine as a Modulator of Antibacterial Activity of Commonly Used Antibiotics
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I-V, dielectric, antibacterial, and robust EMI shielding effectiveness properties of graphene/Fe3O4
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Lipoic Acid-Coated Silver Nanoparticles: Biosafety Potential on the Vascular Microenvironment and Antibacterial Properties
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Drug-Releasing Antibacterial Coating Made from Nano-Hydroxyapatite Using the Sonocoating Method
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Synthesis and Characterization of Size- and Charge-Tunable Silver Nanoparticles for Selective Anticancer and Antibacterial Treatment
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Polymeric bisphosphonate derivative of ciprofloxacin – synthesis, structural analysis and antibacterial activity of the prospective conjugate
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Antibacterial activity of core-shell CuxO@TiO2 photocatalyst under UV, vis and dark
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Stimulation of antibacterial napthoquinones and flavonoids accumulation in carnivorous plants grown in vitro by addition of elicitors
PublicationRośliny owadożerne (D. muscipula, D. capensis) zawierają dwie grupy farmakologicznie czynnych substancji - naftochinony: plumbagina, ramentaceon, oraz flawonoidy: kwercetyna i mirycetyna. Na wzrost akumulacji tychże substancji w tkankach roślin owadożernych ma wpływ dodatek elicytora. Zbadano wpływ następujących elicytorów na zawartość metabolitów o znaczeniu farmaceutycznym: kwas jaśminowy oraz lizat Agrobacterium rhizogenes....
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Ribes nigrum L. Extract-Mediated Green Synthesis and Antibacterial Action Mechanisms of Silver Nanoparticles
PublicationSilver nanoparticles (Ag NPs) represent one of the most widely employed metal-based engineered nanomaterials with a broad range of applications in different areas of science. Plant extracts (PEs) serve as green reducing and coating agents and can be exploited for the generation of Ag NPs. In this study, the phytochemical composition of ethanolic extract of black currant (Ribes nigrum) leaves was determined. The main components...
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The Chemical and Biological Properties of Nanohydroxyapatite Coatings with Antibacterial Nanometals, Obtained in the Electrophoretic Process on the Ti13Zr13Nb Alloy
PublicationThe risk of an early inflammation after implantation surgery of titanium implants has caused the development of different antimicrobial measures. The present research is aimed at characterizing the effects of nanosilver and nanocopper dispersed in the nanohydroxyapatite coatings, deposited on the Ti13Zr13Nb alloy, and on the chemical and biological properties of the coatings.The one-stage deposition process was performed by the...
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Electrophoretic Deposition of Chitosan/Eudragit E 100/AgNPs Coatings for Controlled Release of Antibacterial Substance
PublicationThe development of bacterial infection of the tissues surrounding an implant is one of the leading causes of implant surgery failure. In order to prevent the deposition of bacteria on the implant surface and the formation of biofilm, coatings that exhibit antibacterial properties are manufactured. However, the problem is the controlled release of the therapeutic substance from the coating over the extended life of the implant [1],...
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Synthesis and Characterization of Monometallic (Ag, Cu) and Bimetallic Ag-Cu Particles for Antibacterial and Antifungal Applications
PublicationIn this paper, the experimental studies are concerned with the effect of the synthesis parameters on the formation of monometallic Ag and Cu nanoparticles (NPs). We consider the synthesis strategies verification for the bimetallic core-shell and alloy particles preparation. It was successfully obtained by chemical reduction method. The obtained colloidal solution is characterized by the transmission electron microscopy (TEM) with...
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Phototransformation of sulfamethoxazole under simulated sunlight: Transformation products and their antibacterial activity toward Vibrio fischeri
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Antibacterial and antioxidant activity of the secondary metabolites from in vitro cultures of alice sundew (drosera aliciae)
PublicationRośliny owadożerne (D. aliciae) produkują metabolity wtórne, farmakologicznie czynne substancje. Na wzrost akumulacji tychże substancji w tkankach roślin owadożernych ma wpływ dodatek elicytora. W pracy przedstawiono zarówno optymalizacje warunków hodowli roślin, jak również prawdopodobne mechanizmy działania bakteriobójczego. Końcowego oznaczenia zawartości metabolitów w ekstraktach roślinnych dokonano techniką chromatografii...