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Nałęczów tonie w gęstwinie
PublikacjaBudynki, ulice, wzniesienia i jary Nałęczowa zanurzone są w gęstwienie drzew, które o każdej porze roku otulają i szczelnie zamykają miasto. Trzeba zapomnieć miejsce kilkuletniego pobytu, by ujrzeć je na nowo. Wówczas długi, wąski korytarz szkoły plastycznej i jego rozgałęzienia naturalnie łączą się z tkanką okolicy. Po latach widzi się tę przestrzeń jako wąską szczelinę albo rodzaj ucha igielnego, przez które trzeba było przejść...
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Zastosowanie nanocząstek magnetycznych do oczyszczania wody
PublikacjaCelem pracy było wytworzenie nanocząstek magnetycznych do usuwania zanieczyszczeń z wody. Wytworzono je dwoma sposobami. Pierwszym z nich była synteza niklowo-cynkowych ferrytowych (Ni0.5Zn0.5Fe2O4) nanocząstek metodą współstrącenia kationów metali wodorotlenkiem sodu w podwyższonej temperaturze [Majewski 2007]. Drugim sposobem była tzw. metoda sucha, przy pomocy której otrzymano maghemit [Lu i in. 2006]. Dokonano modyfikacji oraz...
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Biological responses to environmental contamination. How can metal pollution impact signal honesty in avian species?
PublikacjaEnvironmental pollution, for example with metals, can significantly affect the ecosystem balance leading to severe changes. Biologically active pigments are relevant for the appearance and condition of birds. Melanin and carotenoid particles are the most frequently deposited pigments in avian integument. They are responsible for the majority of colors of bird plumage. The phenotypic expression can be affected by metal contamination....
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Content of selenium in selected food products on the markets of north-western Poland
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The occurrence of polycyclic aromatic hydrocarbons (PAHs) and polychlorinated biphenyls (PCBs) in the chosen area of Svalbard
PublikacjaIn the recent years, scientists have been paying more attention to the impact of compounds of anthropogenic origin on the environment. Polycyclic aromatic hydrocarbons (PAHs) and polychlorinated biphenyls (PCBs) are both groups of stable organic compounds, difficult to biodegrade, and potentially toxic. Because of their affinity to lipids, they can accumulate in fat tissue and exert influence on animal health. This paper present...
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SKUTECZNOŚĆ DZIAŁANIA 5-FLUOROCYTOZYNY W STOSUNKU DO KLINICZNYCH IZOLATÓW CANDIDA ALBICANS I CANDIDA GLABRATA OPORNYCH NA FLUKONAZOL
PublikacjaCelem prowadzonych badań było sprawdzenie skuteczność działania 5-fluorocytozyny (5-FC) w stosunku do klinicznych izolatów C. albicans i C. glabrata wyizolowanych od pacjentów z trzech polskich szpitali. W przebadanej populacji wszystkie przebadane szczepy C. albicans były wrażliwe na działanie 5-FC, natomiast w przypadku gatunku C. glabrata wystąpiły 3 szczepy oporne i 4 średniooporne. Zjawisko nabywania lekooporności jest coraz...
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Storm petrels as indicators of pelagic seabird exposure to chemical elements in the Antarctic marine ecosystem
PublikacjaData on trace element bioavailability in the south-polar marine ecosystem is still scarce, compared to that relating to temperate zones. Seabirds can be used as indicators of ecosystem health and sentinels of environmental pollution, constituting a link between marine and terrestrial environments. Here, we analysed the concentration of 17 elements (with special emphasis on mercury, Hg) in feathers of adults and chicks of two pelagic...
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Mercury contamination, a potential threat to the globally endangered aquatic warbler Acrocephalus paludicola
PublikacjaMercury (Hg) contamination is considered a global concern for humans and wildlife, and although the number of studies dealing with that issue continues to increase, some taxonomic groups such as small passerine birds are largely understudied. In this paper, concentration of mercury in the aquatic warbler (Acrocephalus paludicola) feathers, a globally threatened passerine species, was examined. The concentration differences between...
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The Impact of Drying Conditions on the Surface Color Changes of Pine Wood
PublikacjaThe article presents the impact of drying process and selected parameters on the color changes on the surface of pine wood (Pinus sylvestris L.). Three predetermined process conditions (modes), mild, normal, and intensive, were investigated. The experiments were conducted using a semi-industrial scale dryer designed at the Gdańsk University of Technology with a loading capacity of 0.55 m3. The drying process was applied to pine...
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Mathematical model of the energy consumption calculation during the pine sawn wood (Pinus sylvestris L.) drying process
PublikacjaThe article presents the modification of the existing mathematical model to calculate energy consumption during conventional drying process. Apart from energy consumption the model permits to estimate the time of high-temperature drying process. The drying medium is air and superheated steam mixture. The obtained calculation results were compared with conducted experimental tests of drying square-edged sawn sapwood timber (Pinus...
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Impact of high temperature drying process on beech wood containing tension wood
PublikacjaThe technology of high temperature drying has a great inuence on dimensional and selected physical changes in tension wood. Article is focused on the measurement properties such as moisture content, color changes and longitudinal warping. The quality of beech wood is determined based on structure and properties of wood, frequency of defects in wood material. The tension wood is considered as an important wood defect causing negative...
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Deformation and Surface Color Changes of Beech and Oak Wood Lamellas Resulting from the Drying Process
PublikacjaThe drying process was examined relative to parameters’ influence on the deformation and surface layer color changes of beech wood (Fagus sylvatica L.) and oak wood (Quercus robur L.). The goal was to analyze the impact of drying process conditions, wood and growth rings types, and load on the deformation and surface color changes of drying thin wooden elements. A further aim was to reduce the time of the lamella drying and minimize...
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The effect of beech wood (Fagus sylvatica L.) steaming process on the colour change versus depth of tested wood layer
PublikacjaThe results of experimental research on the colour changes of beech wood at different depths of the tested layer are presented. Beech wood (Fagus sylvatica L.) dried in a conventional kiln was tested. Half of the wood samples were steamed prior to the drying process. Colour changes were measured at various depths after the face milling process was used to remove the material to expose to the deeper surface. The colour changes were...
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EFFECT OF PRESS DRYING ON DIMENSION STABILITY AND DENSITY OF BEECH WOOD,
PublikacjaTimber is traditionally dried in kilns by processes that often take several days or weeks to complete. At present, it is possible to apply several methods of rapid drying of timber, including, for example, press drying. This research is based on the use of this process. Drying was performed using the heating plates with a temperature of 160 °C. Three pressures were compared in the research 1.0 MPa, 1.4 MPa, and 1.8 MPa. The density...
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Long-term operation of Kickuth-type constructed wetland applied to municipal wastewater treatment in temperate climate
PublikacjaThe purpose of this paper is to discuss the problem of changes of effectiveness of Kickuth-type constructed wetland with subsurface flow applied to domestic wastewater treatment. This study is based on an example of a wetland 3000 m2 in surface, serving 800 inhabitants, located in Poland. The results of chemical analysis showed that after an initial year of ‘start-up time’, the efficiency of pollutant removal gradually increased...
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Svalbard reindeer as an indicator of ecosystem changes in the Arctic terrestrial ecosystem
PublikacjaOver the years, noticeable effort has been directed towards contaminant determination in multiple biotic samples collected from the inhabitants of the Arctic. Little consideration has been given to polar herbivores, however, especially those from the European parts of the Arctic. To provide a broader perspective, we aimed to decipher trace element concentration in hairs of the key species in the Arctic, namely the Svalbard reindeer...
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Peptide dendrimers as antifungal agents and carriers for potential antifungal agent—N3‐(4‐methoxyfumaroyl)‐(S)‐2,3‐ diaminopropanoic acid—synthesis and antimicrobial activity
PublikacjaA series of peptide dendrimers and their conjugates with antimicrobial agent FMDP (N3‐(4‐methoxyfumaroyl)‐(S)‐2,3‐diamino‐propanoic acid) were synthesized. The obtained compounds were tested for the antibacterial and antifungal activity. All novel dendrimers displayed much better activity against the tested strains than FMDP itself. Moreover, their conjugates with FMDP also exhibited antimicrobial activity. The most promising molecules...
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Investigation of the Antifungal Activity and Mode of Action of Thymus vulgaris, Citrus limonum, Pelargonium graveolens, Cinnamomum cassia, Ocimum basilicum, and Eugenia caryophyllus Essential Oils
PublikacjaThe antimicrobial activity of plant oils and extracts has been recognized for many years. In this study the activity of Thymus vulgaris, Citrus limonum, Pelargonium graveolens, Cinnamomum cassia, Ocimumbasilicum, and Eugenia caryophyllus essential oils (EOs) distributed by Pollena Aroma (Nowy Dwór Mazowiecki, Poland) was investigated against a group of 183 clinical isolates of C. albicans and 76 isolates of C. glabrata. All of...
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Wybrane systemy służące bezpieczeństwu w łańcuchu dostaw
PublikacjaW artykule zaprezentowano podstawowe definicje i zagrożenia dotyczące łań- cucha dostaw i bezpieczeństwa w łańcuchu dostaw. We wnioskach wskazano, iż zdarzenia negatywne tego typu przekładają się na utratę wizerunku danego operatora jako podmiotu godnego zaufania. Z tego powodu, organizacje korzystające z globalnych czy innych, o mniejszym zasięgu, łańcuchów dostaw poszukują gwarancji ich bezpieczeństwa. Środkiem do tego celu jest...
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Wpływ środowiska spawania na własności złączy próbnych Tekken ze stali S355J2C+N
PublikacjaIstnieją trzy metody spawania pod wodą, sucha, mokra oraz pośrednia między nimi, wykorzystująca lokalną komorę suchą. Ze względu na niskie koszty najszerzej rozpowszechnioną jest metoda mokra z wykorzystaniem elektrod otulonych. Woda jako środowisko spawania znacznie utrudnia przeprowadzenie procesu, którego realizacja niesie ze sobą wiele problemów. Pierwszym z nich jest zła widoczność po-wstającego złącza oraz niestabilność...
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THE EVALUATION OF EFFICACY OF VALBAZEN (PFLIZER) IN THE TREATMENT OF GASTRO-INTESTINAL TRACT PARASITE INVASIONS IN BEEF CATTLE OF WEST POMERANIA
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A screening of select toxic and essential elements and persistent organic pollutants in the fur of Svalbard reindeer
PublikacjaReindeers play an important role in the polar ecosystem, being long-lived sole vegetarians feeding on local vegetation. They can be used as a valuable bioindicator, helping us to understand contaminants’ impact on the polar terrestrial ecosystem. Still, scarce data exist from research in which polar herbivores (especially those from the European parts of the Arctic) were a major study subject for trace elements and persistent organic...
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Exposure of a small Arctic seabird, the little auk (Alle alle) breeding in Svalbard, to selected elements throughout the course of a year
PublikacjaThe Arctic marine ecosystem can be altered by processes of natural and anthropogenic origin. Spatio-temporal variation in species exposure to contamination is still poorly understood. Here, we studied elemental concentrations in the non-lethally collected samples from the most numerous seabird in European Arctic, the little auk (Alle alle) nesting in one breeding colony in Svalbard. This seabird spent the breeding season in the...
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Current divider-based nanosecond high current pulse measuring systems
PublikacjaThis paper presents the analysis of the new approach to the measurement methodology of significant values (in order of hundreds of kA) and huge steepness (in order of MA/μs) current pulses based on current dividers along with a comparison of the various types transducers suitability in measuring systems with such extreme parameters. Such dividers are used to extend the measurement ranges of current transducers with limited current...
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Wood Moisture-Content Measurement Accuracy of Impregnated and Nonimpregnated Wood
PublikacjaThe influence of the impregnation process of pine wood (Pinus sylvestris L.) samples on the electrical resistance changes and the moisture-content measurement accuracy is presented in this paper. In this study, the resistances of impregnated and nonimpregnated green pine timber harvested from northern Poland were compared. An impregnation method based on a vacuum-pressure chamber was used. Copper salts were applied as the impregnated...
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Compact and Integrated High-Power Pulse Generation and Forming System
PublikacjaThis paper presents comprehensive analytical, numerical and experimental research of the compact and integrated high-power pulse generation and forming system based on the flux compression generator and the electro-explosive forming fuse. The paper includes the analysis of the presented solution, starting from the individual components studies, i.e., the separate flux compression generator tests in field conditions and the forming...
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Evaluation of possibilities of genotyping of Candida glabrata clinical isolates with RAPD-PCR method and microsatellite analysis
PublikacjaThe aim of the study was to compare the discriminatory power of RAPD-PCR method using RSD10 primer and microsatellite (GACA)4 analysis for genotyping clinical isolates of C. glabrata. Isolates were received from patients of two Polish hospitals: Children's Memorial Health Institute in Warsaw (n=17) and Medical University of Gdansk (n=37). Species identification was confirmed by two phenotypic methods: growth on chromagar plates...
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Motility activity, slime production, biofilm formation and genetic typing by ERIC-PCR for Pseudomonas aeruginosa strains isolated from bovine and other sources (human and environment)
PublikacjaThe molecular-typing strategy, ERIC-PCR was used in an attempt to determine the genomic relationship of 28 P. aeruginosa strains isolated from faeces of healthy bovine, bovine mastitis and from faeces of hospital patients as well as from environment. ERIC-PCR fingerprinting revealed large molecular differentiation within this group of isolates. Twenty two out of 28 strains tested generated unique patterns of DNA bands and only...
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SPS-S - nowa metoda stymulacji słuchowej
PublikacjaIstotnym założeniem metody SPS-S jest możliwość stosowania treningu słuchowego w warunkach życia codziennego, a więc także poza gabinetami placówek terapeutycznych. Mobilne urządzenie - stymulator słuchu jest oparte na najnowszej technologii mikroelektronicznej, Oferuje on możliwość wykorzystywania wielu programów terapii, które przebiegają z zastosowaniem algorytmów cyfrowego przetwarzania dźwięku. Algorytmy te można podzielić...
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Analiza zrealizowanych systemów komunikacji wizualnych dedykowanych miastom w kontekście identyfikacji wizualnej Miasta Gdańska
PublikacjaNiniejsze opracowanie to raport z dokonanej analizy zrealizowanych systemów komunikacji wizualnej miast i zbadanie możliwości kształtowania, rozwoju i uspójnienia identyfikacji wizualnej marki miasta Gdańsk. Wyniki analizy mogą służyć Miastu Gdańsk jako materiał referencyjny przy ocenie obecnych opracowań własnych i prowadzeniu bieżącej komunikacji swojego wizerunku ale przede wszystkim służą jako materiał bazowy do profesjonalnej...
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The essence of marine and coastal space – an interdisciplinary perspective
PublikacjaSea space has been undergoing a profound transformation. Although it retains its inspirational function in arts, literature and philosophy, it has been gaining new anthropogenic dimensions in eco-nomics and urban planning as a source of satisfying human needs i.e. the provision of harmony, beauty, off-shore energy, and biotech substances. Therefore, in this paper marine space is analyzed from a mul-tidimensional perspective of...
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"Kaszuby". Obraz olejny
PublikacjaJednym z ulubionych tematów malarskich Kazimierza Ostrowskiego były jego ukochane Kaszuby. Pejzaż kaszubski ma w sobie szczególną surowość. Może to efekt kamienia, który stale wyłania się z uprawnych pól czy może szaro-cementowych zabudowań gospodarczych wyzutych z koloru i pozbawionych jakichkolwiek zdobień? Szczególnie odczuwam to wczesną wiosną, chwilę przed „wybuchem zieleni” a także jesienią wśród zapachu kartoflisk i porannej...
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Logos i etos w myśli antropologicznej Anny- Teresy Tymienieckiej (aspekt porządku)
PublikacjaW artykule przedstawiłem związek logosu i etosu w aspekcie początku w myśli antropologicznej filozofki. Próbowałem pokazać, że indywiduum ludzkie rozwija samo siebie poprzez stawanie się w procesie życia, w jedności wszystkiego, co żyje. W ramach takiej perspektywy homo creator uzyskuje dostęp do novum sensu uniwersum, Ponadto usiłowałem pokazać, że na przykładzie filozofii życia Tymienieckiej zachodzi realne "spotkanie się" Logosu...
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Cassier E.Filozofia form symbolicznych. Część pierwsza: Język. Przekład, wstęp i opracowanie Przemysław Parszutowicz, Kęty : Wydawnictwo Marek Derewiecki, 2018
PublikacjaNeokantysta Cassirer podejmuje wyjściową kantowską intuicję, rozszerza ją jednak także poza przyrodoznawstwo, na cały obszar „rozumienia świata”. […] Sztuka, język, religia i nauka to wymiary ludzkiej aktywności sensotwórczej, które manifestują się jako obszary kultury, każdorazowo różniące się w swej funkcji i ekspresji. Wspólne im jest to, że nie odwzorowują po prostu tego, co dane, lecz że raczej to, co dane, najpierw wytwarzają....
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Relationships between Selected Physiological Factors and Milking Parameters for Cows Using a Milking Robot
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Photoprotection and Antiaging Activity of Extracts from Honeybush (Cyclopia sp.)—In Vitro Wound Healing and Inhibition of the Skin Extracellular Matrix Enzymes: Tyrosinase, Collagenase, Elastase and Hyaluronidase
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Yamogenin-Induced Cell Cycle Arrest, Oxidative Stress, and Apoptosis in Human Ovarian Cancer Cell Line
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Applications of Additively Manufactured Tools in Abrasive Machining—A Literature Review
PublikacjaHigh requirements imposed by the competitive industrial environment determine the development directions of applied manufacturing methods. 3D printing technology, also known as additive manufacturing (AM), currently being one of the most dynamically developing production methods, is increasingly used in many different areas of industry. Nowadays, apart from the possibility of making prototypes of future products, AM is also used...
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The Influence of Drying Temperature on Color Change of Hornbeam and Maple Wood Used as Surface and Inner Layers of Wood Composites
PublikacjaThe thermal treatment of wood changes its structure due to the degradation of wood polymers (cellulose, hemicellulose and lignin), so the physical properties of wood are either improved or degraded. Color changes apply not only to natural wood, but also to such wood composites for which some amount of glue is used in their construction (e.g., plywood, blockboard or laminboard). This article is focused on the analysis of hornbeam...
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Anthropopressure’s intensification with reference to Arctic ecosystems
PublikacjaThis paper concerns issue of long range atmospheric transport of pollutants to polar areas and intensification of their toxic effect on biota in the face of climate change. Arctic which was for years seen as a pristine and not affected by antropopressure region became a sink of xenobiotics. Atmospheric circulation facilitates transport of chemicals from Eurasia to Arctic. Influence of climate change on crucial balance of polar...
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MERPSYS: An environment for simulation of parallel application execution on large scale HPC systems
PublikacjaIn this paper we present a new environment called MERPSYS that allows simulation of parallel application execution time on cluster-based systems. The environment offers a modeling application using the Java language extended with methods representing message passing type communication routines. It also offers a graphical interface for building a system model that incorporates various hardware components such as CPUs, GPUs, interconnects...
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Realność ''niższego'' i ''wyższego'' człowieka w obrębie osoby ludzkiej. Ku nowemu typowi antropologii filozoficznej infrastruktur osobowego bytu ludzkiego
PublikacjaW artykule podjąłem się najpierw określenia "niższego" i "wyższego" człowieka. Otóż "niższy" człowiek zjawia się w doświadczeniu dualizmu i napięcia pomiędzy duszą i ciałem w obrębie osobowego bytu ludzkiego. Z kolei "wyższy" człowiek zjawia się w doświadczeniu duchowym, także jako "uświęcającym" oraz w zawieszeniu dualizmu i napięcia między duszą i ciałem w obrębie ludzkiej osoby. Potem stwierdziłem,...
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Distribution and concentration of heavy metals in ash during thermal process sewage sludge
PublikacjaKażdego roku na świecie, obserwuje się znaczący wzrost produkcji osadów ściekowych. Przykładowo w 2006 roku, w Polsce ich ilość osiągnęła 1 mln ton w przeliczeniu na sucha masę, w tym ok. połowa pochodziła z oczyszczalni komunalnych. Problem ich zagospodarowania stanowi przedmiot zainteresowania wielu instytucji zajmujących się ochroną środowiska, zarówno w Polsce, jak i na całym świecie. Ich dotychczasowe wykorzystania polegało...
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Antifungal Activity and Synergism with Azoles of Polish Propolis
PublikacjaThe aim of our work was to check if one of the products of natural origin, namely honey 19 bee propolis may be an alternative or supplement to currently used antifungal agents. The activity 20 of 50 ethanolic extracts of propolis (EEPs), harvested in Polish apiaries, was tested on a group of 69 21 clinical isolates of C. albicans. Most of the EEPs showed satisfactory activity, with minimum 22 fungicidal concentrations (MFC) mainly...
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Genotyping of clinical isolates of fluconazole-resistant Candida albicans
PublikacjaThe aim of the study was to compare the discriminatory power of RAPD-PCR method with using RSD10 primer and microsatellite analysis with using (GACA)4 primer for genotyping clinical isolates of fluconazole-resistant C. albicans. Isolates were received from patients of Children's Memorial Health Institute in Warsaw. However in the case of both tested methods low number of amplified fragments was generated, nine and six different...
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Exploring avian exposure to parent polycyclic aromatic hydrocarbons (PAHs): Using the common eider Somateria mollissima in a global context
PublikacjaCompared to other organic contaminants, birds are rarely studied for their exposure to polycyclic aromatic hydrocarbons (PAHs), mainly due to their effective metabolization of parent PAHs. However, as some studies suggest, exposure to PAHs may result in adverse health effects including decreased survival, especially following oil spills. In the present study, we analyzed samples from a sea duck, the common eider Somateria mollissima...
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Knowledge pills in Education and Training: A Literature Review
PublikacjaObject and purpose: Knowledge pills (KPs) are a technique for transferring knowledge through short factual batches of content. In education and vocational training, they can help learners acquire specific pieces of knowledge in a few minutes, through a “microteaching” approach where learners can be involved in active and interactive exercises, quizzes, and games. Thanks to the advancements of multimedia platforms, they can contain...
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Estimation of Oxidative Stress Markers in Chronic Kidney Disease
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Successful Treatment of Persistent SARS-CoV-2 Infection in a B-Cell Depleted Patient with Activated Cytotoxic T and NK Cells: A Case Report
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Technologia biomems - przegląd zastosowań
PublikacjaThe paper reviews the issues related to technology, MEMS (Micro-Electro Systems-Mechanical) in the context of applications in biotechnology and biomedical systems. Systems of this type, with applications in biology and medicine, have the name of our common BioMEMS systems. This pertains to a wide range of technology BioMEMS. The aim of this study is to determine future medical MEMS microphones with particular emphasis on their...