Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 33 for “"thermophile"”.
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Aerob-thermophile Reinigung mineralölkontaminierter Abwässer
Unter aeroben Bedingungen ist der thermophile Mikroorganismus Geobacillus thermoleovorans im Labor- und Pilotmaßstab fähig, verschiedene mit Mineralölen kontaminierte Abwässer als einzige Kohlenstoffquelle zu nutzen. Die Verwertbarkeit eines synthetischen Dieselöls sowie eines Kühlschmierstoffs …
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An extracellular protease from an extreme thermophile
The major extracellular protease of the Thermus-like organism Thermus T-351, has been isolated by Sephadex SP-C25 ion exchange chromatography, affinity chromatography on CBZ-D-phe-TETA-Sepharose and Sephadex G75 gel filtration chromatography. The purified enzyme, assigned the title “Caldolysin”, …
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Cloned xylanolytic and cellulolytic enzymes from an extreme thermophile
… and cellulolytic enzymes cloned from the extreme thermophile ‘Caldocellum saccharolyticum’ strain Tp8T6.3.3.1. Temperature and length of heat treatment can be altered to give high recovery, or a high degree of purification. Higher purification could be gained by heat treatment at an acidic pH. …
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Ecological Aspects of the Biodegradation of Town Waste
… curvata being particularly prevalent. Chaetomium thermophile was the most frequently isolated thermophilic cellulolytic fungus. The completion of these investigations coincided with the publication of a governmental report on refuse disposal which criticised and discredited the composting of …
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Peptidazių iš Geobacillus thermoleovorans DSM 15325 kolagenolizinio aktyvumo analizė: M3 proteolizinių fermentų šeimos M3B pošeimio oligopeptidazės ir U32 proteolizinių fermentų šeimos peptidazės charakterizavimas /
… production of collagenases by moderate thermophile Geobacillus thermoleovorans DSM 15325 confirms the ability of thermophiles to be ever ready for collagen uptake. The identification of constitutive collagenolytic peptidases variety produced by geobacilli lead to substantial development …
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The collagenolytic activity analysis of Geobacillus thermoleovorans DSM 15325 peptidases: characterization of M3 proteolytic enzymes family M3B subfamily oligopeptidase and U32 proteolytic enzymes family peptidase /
… production of collagenases by moderate thermophile Geobacillus thermoleovorans DSM 15325 confirms the ability of thermophiles to be ever ready for collagen uptake. The identification of constitutive collagenolytic peptidases variety produced by geobacilli lead to substantial development …
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Structural Investigation of the Chromatin Remodeller Fun30
… from <i>Saccharomyces cerevisiae</i> and the thermophile <i>Chaetomium Thermophilium</i>. Conditions were established to express 6 fragments of these proteins in mg quantities. The ability of these fragments to form stable complexes with nucleosomes was also assessed. The formation of stable …
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An investigation into the effect of solid particulate phase on the bioleaching performance of Sulfolobus metallicus
… are mainly mesophiles, although moderate thermophiles are currently used at Youanmi Mine in Australia (Brierley, 1997). Extreme thermophiles have been found to exhibit enhanced oxidation kinetics in terms of rate of reaction and extent of solubilisation (Duarte et al, 1993; Norris and …
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Engineering geobacillus thermoglucosidasius for efficient production of fuels and chemicals
The ability to grow at high temperature makes thermophiles attractive for many fermentation processes. In this thesis, we aimed to develop the thermophile Geobacillus thermoglucosidasius as a cell factory for fuels and chemicals production from renewable biomass. G. thermoglucosidasius is a …
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Vergleichende biochemische und strukturelle Untersuchung thermophiler α-Amylasen
… heiße Standorte den Lebensraum für thermophile Archaeen und Bakterien. Die Enzyme dieser Organismen sind aufgrund ihrer physikochemischen Eigenschaften von hohem Interesse für die Biotechnologie. Im Rahmen dieser Arbeit wurden vier α-Amlyasen, AmyB-Tm aus dem hyperthermophilen …
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Crystallographic studies on a cold adapted subtilase and proteins involved in mRNA processing
… Strukturen von homologen Enzymen meso- und thermophilen Ursprungs, Proteinase K und Thermitase, verglichen, zu denen eine hohe strukturelle Ähnlichkeit besteht. Zu den strukturellen Hauptmerkmalen, die als mögliche Determinanten der unterschiedlichen Temperaturadaption der verglichenen …
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Tower Continuous Fermentation of Cellulosic Wastes
… content of biomass. A strain of Sporotrichum thermophile was selected and cultured continuously. The operational characteristics of the system were studied with respect to dilution rate, substrate concentration, substrate degradation, extracellular cellulase activity, biomass and protein …
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The Breakdown of Plant Cell Biomass by Fungi
Three species of fungi Sporotrichum thermophile, Botrytis cinerea and Trichoderma viride were assessed for their ability to utilize a variety of plant cell substrates (methanol extracted), Catharanthus roseus, Daucus carota, re-autoclaved C. roseus, re-autoclaved D. carota) which preliminary …
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Using signal processing, evolutionary computation, and machine learning to identify transposable elements in genomes
… TE's in the newly sequenced ciliate, Tetrahymena thermophile to provide information for biologists useful to them in forming hypotheses to test experimentally concerning the role of these TE's and the mechanisms that govern them.
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Enzymatic Production of Cellulosic Hydrogen by Cell-free Synthetic Pathway Biotransformation(SyPaB)
… cellodextrin phosphorylase, were cloned from a thermophile Clostridium thermocellum, and heterologously expressed in Escherichia coli, purified and characterized in detail. Finally, up to 93% of hydrogen was produced from cellulosic materials (11.2 mol H2/mol glucose equivalent). A nearly …
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Development of Building Blocks - Thermostable Enzymes for Synthetic Pathway Biotransformation (SyPaB)
… the pentose phosphate pathway, was cloned from a thermophile Thermotoga maritima, and heterologously expressed in Escherichia coli, purified and characterized. High-purity RpiB was obtained by heat pretreatment through its optimization in buffer choice, buffer pH, as well as temperature and …
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Characterization of Novel Urethanases and a Commercial Cutinase for the Degradation of Polyurethane
… we used sequence similarity networks to mine thermophile genomes in search of novel urethanases that act on virgin polyether polyurethane. Fifteen genes encoding putatively thermostable urethanases were identified and synthesized into overexpression constructs. Two promising candidates, WprA …
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A metabolomics approach for targeted isolation and production of bioactive secondary metabolites in microbial isolates from extreme environments
… of Crete. Bioactive metabolites production in thermophile strains of M. ruestringensis (SBT531 and SBT587) and Micromonospora sp. (SBT687 and SBT692) were identified and isolated, by using a metabolomics approach to analyse the liquid chromatography-high resolution mass spectrometry (LC-HRMS) …
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Structural and electrical characterisation of silicon and other semiconducting nanoparticle networks for use in sensor and photovoltaic applications
… This method comprised of two stages, an initial thermophile bioleach stage to extract base metals followed by a cyanide leach to recover precious metals, PGMs. The study conducted assessed the possibility of excluding costly stages such as concentration by flotation, smelting and pressure …
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Enumeration and discrimination of thermophilic bacilli in milk powder
… especially in powders with a medium- to high thermophile count. Bacillus licheniformis strain F was the next most common contaminant overall which dominated low- to medium count powders. This organism was also the broadest distributed being present in 96% of the milk powders screened. The …
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