Filtry
wszystkich: 239
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Wyniki wyszukiwania dla: CRYOPHILIC MICROORGANISMS
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The Role and Importance of Microorganisms in Environmental Sustainability
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Genotyping Techniques for Determining the Diversity of Microorganisms
PublikacjaTyping of microbial pathogens, or identifying bacteria at the strain level, is particularly important for diagnosis, treatment, and epidemiological surveillance of bacterial infections. This is especially the case for bacteria exhibiting high levels of antibiotic resistance or virulence, and those involved in nosocomial or pandemic infections. Strain typing also has applications in studying bacterial population dynamics. The part...
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Microorganisms in the air over wastewater treatment plant.
PublikacjaCelem pracy było aktywności źródeł emisji mikroorganizmów do powietrza na terenie oczyszczalni ścieków. Stwierdzono iż najwyższe liczebności bakterii występowały w rejonie piaskowników i komór recyrkulacji osadu czynnego. Natomiast liczba bakterii w rejonie komór napowietrzania była zbliżona do tła.
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Starter cultures as a reservoir of antibiotic resistant microorganisms
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Reaction of different microorganisms to novel graphene-based nanomaterials
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The assessment of microorganism growth in the membrane distillation system
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A Rapid and Simple Method for Screening Microorganisms with a Potential for Catechol Biodegradation
PublikacjaCatechol is a highly toxic compound that is also a key intermediate in biodegradation pathways of various aromatic compounds. In this paper, a new screening method for isolation of microorganisms with the potential for catechol biodegradation is reported. The method described is based on the ability of catechol to form a color complex with Fe3+ ions. For this purpose, basal medium that is widely used for classification of microorganisms...
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The Effect of Effective Microorganisms on the Quality of Potato Chips and French Fries
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Immobilization pattern of morphologically different microorganisms on bacterial cellulose membranes
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The New LM-PCR/Shifter Method for the Genotyping of Microorganism
PublikacjaTechniques relies on the ligation of appropriates adapters (LM-PCR) as AFLP, PCR MP and ADSRRS are successfully used for epidemiological studies for prokaryotic and eukaryotic microorganisms. In this study we propose a new method, called the LM-PCR/Shifter, based on the use of a Class IIS restriction enzyme giving restriction fragments with different 4 base 5' overhangs (Shifter) and the ligation of appropriate oligonucleotide...
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Vis-Responsive Copper-Modified Titania for Decomposition of Organic Compounds and Microorganisms
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Diversity of microorganisms from forest soils differently polluted with heavy metals
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Choosing source of microorganisms and processing technology for next generation beet bioinoculant
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Noble metal-modified titania with visible-light activity for the decomposition of microorganisms
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Effect of pesticides on microorganisms, enzymatic activity and plant in biochar-amended soil
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The impact of gasification wastewater on soil microorganisms and the growth of oat and red clover
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The influence of plant protection by effective microorganisms on the content of bioactive phytochemicals in apples
PublikacjaThe phytochemicals of two apple cultivars (Yellow Transparent and Early Geneva) protected in two ways, conventionally with chemical pesticides or by effective microorganisms (EM), were compared. Two types of components were determined: lipids synthesised constitutively and generated via inducible pathways polyphenols along with antioxidant activity and profiles. The antioxidant activities assessed with ABTS, DPPH and Folin–Ciocalteu...
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Microorganisms’ communities from ballast water transferred into the Odra River estuary
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The metabolic activity of denitrifying microorganisms accumulating polyphosphate in response to addition of fusel oil
PublikacjaThe effect of distillery waste product (fusel oil) as an alternative external organic carbon source (EOCS) was investigated in terms of the metabolic properties of denitrifying polyphosphate accumulating organisms (DPAOs). Samples of the non-acclimated biomass were collected from a local full-scale wastewater treatment plant employing A2/O type bioreactors. The acclimated biomass was obtained after cultivation (with fusel oil added)...
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The effects of calcium–silicate–hydrate (C–S–H) seeds on reference microorganisms
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The Use of Effective Microorganisms as a Sustainable Alternative to Improve the Quality of Potatoes in Food Processing
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The Impact of Effective Microorganisms on Flesh Color and Chemical Composition of Raw Potato Tubers
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Airborne microorganisms fluctuations over the gulf of Gdańsk coastal zone (Southern Baltic)
PublikacjaW pracy przedstawiono wyniki kilkuletnich badań (1998-2002) mikrobiologicznych powietrza w rejonie Zatoki Gdańskiej. Pomiary obejmowały oznaczanie ogólnej liczby bakterii mezofilnych i psychrofilnych oraz zarodników grzybów pleśniowych.
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Screening of Microorganisms for Biodegradation of Simazine Pollution (Obsolete Pesticide Azotop 50 WP)
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EFFECTIVENESS OF THE SANDPITS SECURITY SYSTEM AGAINST MICROORGANISMS AND INTESTINAL PARASITES SAND CONTAMINATION
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Single Mathematical Parameter for Evaluation of the Microorganisms’ Growth as the Objective Function in the Optimization by the DOE Techniques
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The effects of the IM1-12Br ionic liquid and the oxytetracycline mixture on selected marine and brackish microorganisms
PublikacjaThe number of applications and commercialized processes utilizing ionic liquids has been increasing, and it is anticipated that this trend will persist and even intensify in the future. Ionic liquids possess desirable characteristics, such as low vapor pressure, good water solubility, amphiphilicity, and stability. Nevertheless, these properties can influence their environmental behavior, resulting in resistance to biotic and abiotic...
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Physics Comes to the Aid of Medicine—Clinically-Relevant Microorganisms through the Eyes of Atomic Force Microscope
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Modelling the Viability of Microorganisms of Poly(lactic Acid) Melt-Blown Nonwoven Fabrics for the Use of Respiratory Protection
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Application of tris-(4,7-Diphenyl-1,10 phenanthroline)ruthenium(II) Dichloride to Detection of Microorganisms in Pharmaceutical Products
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In vitro biodegradation of bacterial nanocellulose under conditions simulating human plasma in the presence of selected pathogenic microorganisms
PublikacjaThe Biodegradability of bacterial nanocellulose (BNC) was assessed based on a change in its properties under conditions simulating human plasma in the presence or absence of the pathogens Staphylococcus aureus, Candida albicans and Aspergillus fumigatus. It was shown that the dry mass of BNC did not change during 6 months of incubation, except for samples stored in the presence of moulds, where the dry mass reduced by 40 %. The...
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Synthesis of isomeric, oxathiolone fuded chalcones and comparison of their activity toward various microorganisms and human cancer cell lines
PublikacjaIzomeryczne oksationolowe sprzężone chalkony otrzymano w wyniku kondensacji odpowiedniego acetylobenzo[1,3]oksatiolo-2-onu z aldehydem benzoesowym w środowisku kwaśnym. Określono aktywność cytotoksyczną otrzymanych związków wobec komórek linii HeLa, przeciwbakteryjną wobec Micrococcus luteus, Staphylococcus aureus, Salmonella typhimurium, Escherichia coli i Proteus vulgaris, przeciwgrzybową wobec Candida albicans i tuberkulostatyczną...
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Could selected gut microorganisms be diagnostic biomarkers for autism spectrum disorders? Study based on a commercial microbiota test
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Commercial microbiota test revealed differences in the composition of intestinal microorganisms between children with autism spectrum disorders and neurotypical peers
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Evaluation of Partial Nitritation/Anammox (PN/A) Process Performance and Microorganisms Community Composition under Different C/N Ratio
PublikacjaA one-stage partial nitritation/anammox (PN/A) process with intermittent aeration is possible under sidestream conditions, but implementation in a mainstream is a challenge due to increased Carbon/Nitrogen (C/N) ratios in domestic wastewater. This study investigated the effect of C/N ratios on process efficiency and the effect of narrowing non-aeration time on process improvement at high chemical oxygen demand (COD) load. An increase...
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Microorganisms from starter and protective cultures - Occurrence of antibiotic resistance and conjugal transfer of tet genes in vitro and during food fermentation
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Analysis of the biological stability of tap water on the basis of risk analysis and parameters limiting the secondary growth of microorganisms in water distribution systems
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The New LM-PCR/Shifter Method for the Genotyping of Microorganisms Based on the Use of a Class IIS Restriction Enzyme and Ligation Mediated PCR
PublikacjaThis study details and examines a novel Ligation-Mediated - Polymerase Chain Reaction (LM-PCR) method. Named the LM-PCR/Shifter, it relies on the use of a Class IIS restriction enzyme giving restriction fragments with different 4 base, 5' overhangs, this being the Shifter, and the ligation of appropriate oligonucleotide adapters. A sequence of 4-base, 5' overhangs of the adapter and a 4-base sequence of the 3' end of the primer(s)...
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Acid-catalysed synthesis of oxathiolone fused chalkones. Comparison of their activity toward various microrganisms and human cancer lines
PublikacjaOtrzymano podstawione pochodne oksationolowych sprzężonych chalkonów w wyniku kondensacji 4-acetylo-5-metoksy-2-0ksobenz[1,3]oksatiolu z aldehydem benzoesowym w środowisku kwaśnym. Badano właściwości biologiczne otrzymanych związków. Trzy z otrzymanych pochodnych wykazały umiarkowaną aktywność wobec komórek HeLa, dwa były aktywne wobec Micrococcus luteus i Staphylococcus aureus, a jeden wobec Mycobacterium tuberculosis.
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Aspects of Tests and Assessment of Filtering Materials Used for Respiratory Protection Against Bioaerosols. Part II: Sweat in the Environment, Microorganisms in the Form of a Bioaerosol
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Electromagnetic Control and Dynamics of Generalized Burgers’ Nanoliquid Flow Containing Motile Microorganisms with Cattaneo–Christov Relations: Galerkin Finite Element Mechanism
PublikacjaIn our research work, we have developed a model describing the characteristics of the bio-convection and moving microorganisms in the flows of a magnetized generalized Burgers’ nanoliquid with Fourier’s and Fick’s laws in a stretchable sheet. Considerations have been made to Cattaneo–Christov mass and heat diffusion theory. According to the Cattaneo–Christov relation, the Buongiorno phenomenon for the motion of a nanoliquid in...
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Evaluation of the Efficacy of UV-C Radiation in Eliminating Microorganisms of Special Epidemiological Importance from Touch Surfaces under Laboratory Conditions and in the Hospital Environment
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Rozdział 6. Epidemiologia molekularna - nowe metody typowania diagnostycznego mikroorganizmów = Molecular epidemiology new methods for diagnostic typing of microorganismus
PublikacjaMolekularne metody diagnostyczne oparte o analizę kwasów nukleinowych dają nowe możliwości laboratoriom w szybkim wykrywaniu i różnicowaniu mikroorganizmów patogennych. W pracy przedstawiono panujące tendencje w zastosowaniach metod typowania genetycznego znaczących klinicznie mikroorganizmów w Europie, a także omówiono niektóre techniki stosowane w laboratoriach mikrobiologicznych, z uwzględnieniem ich zdolności aplikacyjnych,...
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Impact of Biometric Patient Data, Probiotic Supplementation, and Selected Gut Microorganisms on Calprotectin, Zonulin, and sIgA Concentrations in the Stool of Adults Aged 18–74 Years
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Preliminary study on the influence of UV-C irradiation on microorganism viability and polyphenol compounds content during winemaking of ‘Regent’ red grape cultivar
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Gas‐Phase Removal of Indoor Volatile Organic Compounds and Airborne Microorganisms Over Mono‐ and Bimetal‐Modified (Pt, Cu, Ag) Titanium(IV) Oxide Nanocomposites
PublikacjaThe photocatalytic deactivation of volatile organic compounds and mold fungi using TiO2 modified with mono‐ and bimetallic (Pt, Cu, Ag) particles is reported in this study. The mono‐ and bimetal‐modified (Pt, Cu, Ag) titanium(IV) oxide photocatalysts were prepared by chemical reduction method and characterized using XRD, XPS, DR/UV‐Vis, BET and TEM analysis. The effect of incident light, type and content of mono‐ and bimetallic...
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Aspects of Tests and Assessment of Filtering Materials Used for Respiratory Protection Against Bioaerosols. Part I: Type of Active Substance, Contact Time, Microorganism Species
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Biological hazards in low noise, poroelastic road surfaces
PublikacjaDrainage pavements as well as poroelastic pavements ("PERS") are a very efficient way to decrease traffic noise by reducing tire/road noise at the source as well as noise propagation over the road surface. Many noise generating mechanisms at the tire/road interface are very much reduced by road porosity (pipe resonance, "air pumping", Helmholtz resonance and the horn effect). A well-designed porous or poroelastic road surface may...
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SimLE Stardust: How an experiment evolved from student tinkering to a stratospheric research platform
PublikacjaStratospheric balloons are one of the most accessible methods of near space exploration. Their applications include capturing of extreme living organisms whose existence in the stratosphere has been suggested in the literature. These potential microorganisms would have evolved to survive the unique environment of low temperature, low pressure and high solar radiation. This makes the development of...
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The Effect of Posaconazole, Itraconazole and Voriconazole in the Culture Medium on Aspergillus fumigatus Triazole Resistance
PublikacjaTriazoles are the only compounds used as antibiotics in both medicine and agriculture. The presence of triazoles in the environment can contribute to the acquisition of azole resistance among isolates of Aspergillus fumigatus. The objective of this study was to investigate the effect of A. fumigatus exposure to triazoles on susceptibility to these compounds. Seventeen triazole-resistant and 21 triazole-sensitive A. fumigatus isolates...