Search results for: INTRASPECIES VARIABILITY
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The Impact of Intraspecies Variability on Growth Rate and Cellular Metabolic Activity of Bacteria Exposed to Rotating Magnetic Field
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ADSRRS-fingerprinting and PCR MP techniques for studies of intraspecies genetic relatedness in Staphylococcus aureus
PublicationW pracy pokazano użyteczność dwóch nowych metod do typowania molekularnego Staphylococcus aureus, ADSRRS-fingerprinting (Amplification of DNA fragments Surrounding Rare Restriction Sites) i PCR MP (PCR melting profile). Przebadano 37 szczepów Staphylococcus aureus izolowanych od pacjentów z czyracznością. Jako metodę referencyjną zastosowano REA-PFGE. Okazało się, że izolaty Staphylococcus aureus z nosa od niektórych pacjentów...
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Phyloproteomic study by MALDI-TOF MS in view of intraspecies variation in a significant homogenous phytopathogen Dickeya solani
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Journal of Tissue Viability
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Partitioning total heart rate variability
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Molecular identification and genotyping of Staphylococci: genus, species, strains, colnes, lineages, and interspecies exchanges
PublicationStaphylococci are increasingly recognized as etiological agents of many opportunistic human and animal infections, emphasizing the need for a rapid and accurate identification, even to a genotypical level of these bacteria. In the recent years, there has been a significant progress in typing and phylogenetic study of Staphylococcus species. Here, we describe molecular methods used in taxonomy as well as staphylococci characterization....
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The variability of Hg concentration and composition of marine phytoplankton
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The variability of macrophyte metrics used in river monitoring
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Altered Cardiovascular Variability in Obstructive Sleep Apnea
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Cardiovascular variability characteristics in obstructive sleep apnea
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Ionosphere variability II: Advances in theory and modeling
PublicationThis paper aims to provide an overview on recent advances in ionospheric modeling capabilities, with the emphasis in the efforts relevant to electron density variability. The discussion spans a wide range of model formulations (e.g., from purely empirical to physics-based ones and data-driven approaches) seeking for advances or gaps with regard to present challenges. This discussion is further supported by consideration of the...
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Interspecies distances between propionic acid degraders and methanogens in syntrophic consortia for optimal hydrogen transfer
PublicationA mixed culture from an anaerobic biowaste digester was enriched on propionate and used to investigate interspecies hydrogen transfer in dependence of spatial distances between propionate degraders and methanogens. From 20.3 mM propionate, 20.8 mM acetate and 15.5 mM methane were formed. Maximum specific propionate oxidation and methane formation rates were 49 and 23 mmol mg−1day−1, respectively. Propionate oxidation was inhibited by...
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Ordinal pattern statistics for the assessment of heart rate variability
PublicationThe recognition of all main features of a healthy heart rhythm (the so-called sinus rhythm) is still one of the biggest challenges in contemporary cardiology. Recently the interesting physiological phenomenon of heart rate asymmetry has been observed. This phenomenon is related to unbalanced contributions of heart rate decelerations and accelerations to heart rate variability. In this paper we apply methods based on the concept...
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Wind wave variability in Hornsund fjord, west Spitsbergen
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Genetic Variability of Hepatitis B Virus Isolates in Poland
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Heart rate variability and functional outcome in ischemic stroke
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Asymmetric features of short-term blood pressure variability
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Sensitivity of echo parameters to seafloor properties and depth variability.
PublicationPrzeprowadzono badanie użyteczności wybranych parametrów echa akustycznego, w szczególności wymiaru fraktalnego oraz momentów spektralnych obwiedni, w klasyfikacji dna morskiego, ze szczególnym uwzględnieniem wpływu zmieniającej się głębokości. Wykorzystano numeryczną symulację rozpraszania echa na dnie oraz innych elementów procesu akustycznego sondowania dna, w tym także procedurę kompensacji wpływu zmian głębokości dna na echo.
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Factors influencing variability of mercury input to the southern Baltic Sea
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Mercury concentration variability in the zooplankton of the southern Baltic coastal zone
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Variability of physico-chemical parameters in precipitation in Poland (1996-1999)
PublicationW publikacji przedstawiono wyniki badań przeprowadzonych w latach 1996-1999, dotyczących analizy próbek osadów atmosferycznych zebranych w trzech miejscach pobierania próbek. Zostały one porównane z wynikami otrzymanymi w pięciu innych miejscach na terenie Polski, rozmieszczonych zarówno na terenach objętych ochroną, takich jak parki narodowe, jak również narażonych na silny wpływ zanieczyszczeń pochodzących z aglomeracji miejskich...
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Disentangling respiratory sinus arrhythmia in heart rate variability records
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GlyCulator2: an update on a web application for calculation of glycemic variability indices
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Blood pressure variability: Emerging role in risk assessment and therapeutics
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Persistent homology as a new method of the assessment of heart rate variability
PublicationHeart rate variability (hrv) is a physiological phenomenon of the variation in the length of the time interval between consecutive heartbeats. In many cases it could be an indicator of the development of pathological states. The classical approach to the analysis of hrv includes time domain methods and frequency domain methods. However, attempts are still being made to define new and more effective hrv assessment tools. Persistent...
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Interannual Variability of the GNSS Precipitable Water Vapor in the Global Tropics
PublicationThis paper addresses the subject of inter-annual variability of the tropical precipitable water vapor (PWV) derived from 18 years of global navigation satellite system (GNSS) observations. Non-linear trends of retrieved GNSS PWV were investigated using the singular spectrum analysis (SSA) along with various climate indices. For most of the analyzed stations (~49%) the GNSS PWV anomaly was related to the El Niño Southern Oscillation...
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Ionosphere variability I: Advances in observational, monitoring and detection capabilities
PublicationThe paper aims to review recent advances regarding the observational and monitoring capabilities of the ionization conditions in the Earth's upper atmosphere. The analysis spans both ground and space-based experiments, seeking for new installations and/or missions, new or upgraded instrumentation and/or observational network establishments as means for advancing current understanding and prediction ability of the ionosphere variability....
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Wind wave climate of west Spitsbergen: seasonal variability and extreme events
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Field investigation on seawater temperature variability in relation to horizontal optical gradient
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Variability in Prevalence ofHelicobacter pyloriStrains Resistant to Clarithromycin and Levofloxacin in Southern Poland
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BALCONY: an R package for MSA and functional compartments of protein variability analysis
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Conditions of spatiotemporal variability of the thickness of the ice cover on lakes in the Tatra Mountains
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Ultrastructural variability of macrophages in the wall of selected aorto-coronary bypass grafts
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Importance of ventilation in modulating interaction between sympathetic drive and cardiovascular variability
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Winter severity and snowiness and their multiannual variability in the Karkonosze Mountains and Jizera Mountains
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Tropospheric thermal field variability over Poland in the context of climate change
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Snow cover and its variability in the Polish Sudetes Mts. and the Sudetic Foreland
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Variability of Pomeranian-German_danish Ornamental Forms in the Cistercian Church in Gdańsk Pomerania
PublicationArtykuł dotyczy powiązań między architekturą Zakonu Cystersów na Pomorzu Gdańskim, a budownictwem ceglanym północnych Niemiec i Danii. Wykazano szereg analogii do odnalezionych pierwowzorów udowadniając ciągłość związków między filiacją oliwską, a romańskimi założeniami sakralnymi w zachodniej części basenu Morza Bałtyckiego.
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Viability of decisional DNA in robotics
PublicationThe Decisional DNA is an artificial intelligence system that uses prior experiences to shape future decisions. Decisional DNA is written in the Set Of Experience Knowledge Structure (SOEKS) and is capable of capturing and reusing a broad range of data. Decisional DNA has been implemented in several fields including Alzheimer’s diagnosis, geothermal energy and smart TV. Decisional DNA is well suited to use in robotics due to the...
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Trends and variability of the atmosphere–ocean turbulent heat flux in the extratropical Southern Hemisphere
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Genetic variability of Polish and Russian accessions of cultivated blue honeysuckle (Lonicera caerulea)
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Detection of low- and high-frequency rhythms in the variability of skin sympathetic nerve activity
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Phenotypic yield and its structure variability of moderately late and late potato cultivars
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Durability of snow cover and its long-term variability in the Western Sudetes Mountains
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Duration of snow cover and its variability in the Polish part of the Sudetes Mts. and their foreland
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Entropy Measures in the Assessment of Heart Rate Variability in Patients with Cardiodepressive Vasovagal Syncope
PublicationSample entropy (SampEn) was reported to be useful in the assessment of the complexity of heart rate dynamics. Permutation entropy (PermEn) is a new measure based on the concept of order and was previously shown to be accurate for short, non-stationary datasets. The aim of the present study is to assess if SampEn and PermEn obtained from baseline recordings might differentiate patients with various outcomes of the head-up tilt test...
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The environmental dimension of city dwellers’ quality of life and the city’s social and spatial variability
PublicationThe purpose of this paper is to attempt an analysis of the environmental dimension of the quality of life using quantitative surveys conducted among residents of Gdańsk. In the paper, we make reference to the theoretical assumptions ensuing from the concept of a comprehensive and integrated approach to the development of the urban environment, whilst noting the profound impact humans bring to their evaluation of the environmental...
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Annual variability of heavy metal content in Svalbard reindeer faeces as a result of dietary preferences
PublicationDuring both winter and summer, Svalbard reindeer selectively feed on different types of vegetation that are not only a source of nutritional value, but also a place of heavy metal accumulation. In the present study, the content of cadmium, chromium, copper, iron, lead, nickel, manganese, and zinc in reindeer excrement was measured. The main aims were to determine the seasonal content of several heavy metals in Svalbard reindeer...
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Variability of sea ice deformation rates in the Arctic and their relationship with basin-scale wind forcing
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Mean annual and seasonal circulation patterns and long-term variability of currents in the Baltic Sea
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