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Search results for: a. fumigatus
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Detection of Polish clinical Aspergillus fumigatus isolates resistant to triazoles
PublicationWe studied the presence of triazole resistance of 121 Aspergillus fumigatus clinical isolates collected in two Polish cities, Warsaw and Wrocław, to determine if resistance is emerging in our country. We identified five itraconazole resistant isolates (4.13%) carrying the TR34/L98H alteration in Cyp51A gene, four of which were cross-resistant to posaconazole and one to voriconazole. One isolate was intermediate susceptible to itraconazole...
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Activity of isavuconazole and other triazole derivatives against clinical isolates of Aspergillus fumigatus
PublicationAspergillus fumigatus is the most frequent pathogen of the genus Asperillus, which is highly susceptible to triazole derivatives, especially to isavuconazole and voriconazole. Many countries face a growing problem of infections due to A. fumigatus showing acquired resistance to one or several triazoles. In medical centres, monitoring the susceptibility of isolated Aspergillus spp. is recommended. The aim of this study was to collect...
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Low frequency of itraconazole resistance found among avian Aspergillus fumigatus isolates
PublicationAspergillus fumigatus is the most frequent etiological factor of invasive aspergillosis in human as well as animals, including birds. Aspergillosis caused by drug-resistant strains poses a significant therapeutic issue, especially if resistance pattern includes insensitivity to triazoles, i.e. drugs recommended for the primary therapy purposes. Majority of resistant isolates hold the TR34/L98H...
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The Effect of Posaconazole, Itraconazole and Voriconazole in the Culture Medium on Aspergillus fumigatus Triazole Resistance
PublicationTriazoles 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...
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Production of paclitaxel with anticancer activity by two local fungal endophytes, Aspergillus fumigatus and Alternaria tenuissima
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Agro‐industrial wastes for production of paclitaxel by irradiated Aspergillus fumigatus under solid‐state fermentation
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Examination of cyp51A and cyp51B expression level of the first Polish azole resistant clinical Aspergillus fumigatus isolate
PublicationAspergillus fumigatus is one of the most prevalent airborne fungal pathogens causing infections worldwide. Most A. fumigatus strains are susceptible to azoles, which are administered as the first line therapeutics. However, during last decade the acquired resistance to triazoles by these species has been described. There is a number of publications concerning the examination of clinical A. fumigatus strains from different countries,...
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Strain improvement and immobilization technique for enhanced production of the anticancer drug paclitaxel by Aspergillus fumigatus and Alternaria tenuissima
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Występowanie oraz charakterystyka molekularna oporności na azole wśród klinicznych i środowiskowych izolatów Aspergillus fumigatus
PublicationCelem badań prowadzonych w ramach niniejszej pracy doktorskiej było sprawdzenie występowania oporności na azole grzybów A. fumigatus pochodzących z Polski oraz jej molekularna charakterystyka. W toku badań utworzono kolekcję 200 izolatów A. fumigatus pochodzących z różnych miejsc Polski. W skład kolekcji wchodziły izolaty kliniczne, środowiskowe i weterynaryjne. Przynależność gatunkową badanych grzybów potwierdzono metodami diagnostyki...
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Semi-continuous production of the anticancer drug taxol by Aspergillus fumigatus and Alternaria tenuissima immobilized in calcium alginate beads
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Relation of the polymorphism of cyp51A sequence and the susceptibility of Aspergillus fumigatus isolates to triazoles determined by commercial gradient test (Etest) and by reference methods
PublicationThe aim of this study was to evaluate the accuracy of commercial gradient test (Etest) in the detection of triazole resistant Aspergillus fumigatus isolates using reference microdilution methods and the analysis of sequences of the cyp 51A gene. The study was performed on twenty clinical isolates which were identified as Aspergillus fumigatus based on the DNA sequences of the ITS1-2 fragment of ribosomal DNA and the β-tubulin gene,...
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Bioprocess optimization using response surface methodology for production of the anticancer drug paclitaxel by Aspergillus fumigatus and Alternaria tenuissima: Enhanced production by ultraviolet and gamma irradiation
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Structural changes of bacterial cellulose due to incubation in conditions simulating human plasma in the presence of selected pathogens
PublicationBacterial nanocellulose (BNC) is a natural biomaterial with a wide range of medical applications. However, it cannot be used as a biological implant of the circulatory system without checking whether it is biodegradable under human plasma conditions. This work aimed to investigate the BNC biodegradation by selected pathogens under conditions simulating human plasma. The BNC was incubated in simulated biological fluids with or...
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Method-Dependent Epidemiological Cutoff Values for Detection of Triazole Resistance in Candida and Aspergillus Species for the Sensititre YeastOne Colorimetric Broth and Etest Agar Diffusion Methods
PublicationAlthough the Sensititre Yeast-One (SYO) and Etest methods are widely utilized, interpretive criteria are not available for triazole susceptibility testing of Candida or Aspergillus species. We collected fluconazole, itraconazole, posaconazole, and voriconazole SYO and Etest MICs from 39 laboratories representing all continents for (method/agent-dependent) 11,171 Candida albicans, 215 C. dubliniensis, 4,418 C. glabrata species complex,...
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In vitro biodegradation of bacterial nanocellulose under conditions simulating human plasma in the presence of selected pathogenic microorganisms
PublicationThe 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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A Gry
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Geomatyka A
e-Learning CoursesPrzedmiot obejmuje podstawy pomiarów hydrograficznych. Urządzenia pomiarowe - echosondy hydroakustyczne, sonary. Gromadzenie danych z pomiarów batymetrycznych i sonarowych. Planowanie pomiarów hydrograficznych. Pojazdy ASV, ROV, AUV.
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Geomatyka A
e-Learning CoursesRealizacja treści dydaktycznych w ramach przedmiotu Geomatyka A kierunek Geodezja i Kartografia studia magisterskie sem.1. Prowadzący prof. dr hab. inż. Andrzej Stateczny
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Geoinformatyka A
e-Learning CoursesRealizacja treści dydaktycznych w ramach przedmiotu Geoinformatyka A kierunek Geodezja i Kartografia studia magisterskie sem.1. Prowadzący prof. dr hab. inż. Andrzej Stateczny
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Samrawit A. Tewelde
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Karolina A. Krośnicka dr hab.inż. arch
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Nadaf, Z. A. PhD and Post Doctorate
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Bassam A. Hassan
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Cywilizacja a środowisko
e-Learning CoursesPoczątki ludzkości i pierwsze cywilizacje. Przyczyny upadku wielkich cywilizacji. Kamienie milowe w rozwoju cywilizacji. Rewolucja przemysłowa. Procesy demograficzne na świecie przeludnienie a zasoby, pojęcie dobrobytu i dobrostanu, ubóstwo i nierówność ekonomiczna, bariery rozwoju. Globalizacja wyzwania i szanse, zagrożenia ekologiczne, ekonomiczne i społeczne; nieodwracalność globalizacji. Problemy zanieczyszczenia środowiska,...
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Spotkanie TEST A
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Technika a cywilizacja
e-Learning CoursesWykład z przedmiotu Technika a Cywilizacja
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A. Soczyńska 11
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Cywilizacja a środowisko_2024
e-Learning CoursesPoczątki ludzkości i pierwsze cywilizacje. Przyczyny upadku wielkich cywilizacji. Kamienie milowe w rozwoju cywilizacji. Rewolucja przemysłowa. Procesy demograficzne na świecie przeludnienie a zasoby, pojęcie dobrobytu i dobrostanu, ubóstwo i nierówność ekonomiczna, bariery rozwoju. Globalizacja wyzwania i szanse, zagrożenia ekologiczne, ekonomiczne i społeczne; nieodwracalność globalizacji. Problemy zanieczyszczenia środowiska,...
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A. Soczyńska 13
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Incidence and molecular characteristics of azole resistance within clinical and enviromental Aspergillus fumigatus isolates.
ProjectsProject realized in Department of Microbiology according to UMO-2013/11/B/NZ7/04935 agreement from 2016-07-11
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The effect of impacted third molars on second molar external root resorption, a cross-sectional cone beam computed tomography study
PublicationBackground: Third molars have the highest prevalence of impaction in teeth and can cause pathological damage on the adjacent second molars. This study aims to evaluate the effects of factors related to impacted third molars on external root resorption (ERR) in adjacent second molars using cone-beam computed tomography (CBCT). Material and Methods: In CBCTs, the effect of impacted third molars on the root surface of adjacent second...
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Room temperature depinning of the charge-density waves in quasi-two-dimensional 1T-TaS2 devices
PublicationWe report on the depinning of nearly commensurate charge-density waves in 1T-TaS2 thin films at room temperature. A combination of the differential current–voltage measurements with the low-frequency noise spectroscopy provides unambiguous means for detecting the depinning threshold field in quasi-2D materials. The depinning process in 1T-TaS2 is not accompanied by an observable abrupt increase in electric current—in striking contrast...
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Phenotypic consequences of the LYS4 gene disruption in Candida albicans
PublicationThe main scientific purpose of our studies was to verify the hypothesis that homoaconitase (HA) from Candida albicans, an enzyme catalyzing a second step of the α-aminoadipate pathway (AAP) of L-Lys biosynthesis may become a new target for antifungal chemotherapy. Previous studies indicated that the A. fumigatus mutant lacking the functional lysF gene, encoding HA, exhibited attenuated virulence in a low-dose mouse infection model...
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Hot spot identification by ligand-protein surface interactions mapping – in silico study
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Materiały a Promieniowanie Jonizujące
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A. Mieszkowska ,WEiA 2
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A. Mieszkowska ,WEiA 3
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MSP a zamówienia publiczne
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GEODEZYJNE POMIARY SPECJALNE A
e-Learning CoursesTematy wykładów 1. Opracowanie spostrzeżeń geodezyjnych metodą najmniejszych kwadratów błędów,2. Swobodne wyrównanie sieci geodezyjnych, 3. Geodezyjne pomiary przemieszczeń wprowadzenie do zagadnienia, 4. Projektowanie sieci kontrolnej, 5. Wybrane metody pomiarowe stosowane przy wyznaczaniu przemieszczeń, 6. Wybrane zagadnienia z zakresu niezawodności sieci geodezyjnych,7. Wyrównanie sieci geodezyjnych...
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Low-temperature reactivity of the surface species of vanadia–tungsta catalyst
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P04.06 Temozolomide influence on global DNA methylation in glioblastoma cell lines
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Improved Uniform Sampling in Constrained Domains for Data-Driven Modelling of Antennas
PublicationData-driven surrogate modelling of antenna structures is an attractive way of accelerating the design process, in particular, parametric optimization. In practice, construction of surrogates is hindered by curse of dimensionality as well as wide ranges of geometry parameters that need to be covered in order to make the model useful. These difficulties can be alleviated by constrained performance-driven modelling with the surrogate...
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Design-Oriented Constrained Modeling of Antenna Structures
PublicationFast surrogate models are crucially important to reduce the cost of design process of antenna structures. Due to curse of dimensionality, standard (data-driven) modeling methods exhibit serious limitations concerning the number of independent geometry parameters that can be handled but also (and even more importantly) their parameter ranges. In this work, a design-oriented modeling framework is proposed in which the surrogate is...
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An update on medium- and low-abundant blood plasma proteome of horse
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A. Soczyńska Język niemiecki WETI
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Technologia chemiczna a zrównoważony rozwój
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A. Soczyńska Kolo języka niemieckiego
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A. Kucharska-Raczunas Conversation Class
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Construction (A:01652) 2020/2021
e-Learning CoursesDodatkowy kurs dla grupy studentów z ERASMUSA