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 57 for “"thermophilus"”.
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Untersuchungen zur stimulierten GTPase von EF-Tu aus Thermus thermophilus
… Arginins 80 im ribosomalen Protein L12 aus T. thermophilus zu untersuchen wurde eine L12-R80A Mutante gereinigt. Das Wildtyp L12 wurde in den Ribosomen durch die R80A Mutante ersetzt. Die Fähigkeit dieser Ribosomen die intrinsische GTPase von EF-Tu zu stimulieren wurde mittels Hydrolyse von …
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Physical properties of functional fermented milk produced with exopolysaccharide-producing strains of Streptococcus thermophilus
… types produced by two strains of Streptococcus thermophilus on the physical properties of fermented milk. First, the fermentation factors affecting EPS production were studied to ascertain required carbon source and environmental conditions which would support their production. Higher …
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Pengaruh konsentrasi starter bakteri Lactobacillus bulgaricus dan Streptococcus thermophilus terhadap kualitas yoghurt susu kambing
… Lactobacillus bulgaricus dan Streptococcus thermophilus. Penelitian ini bertujuan untuk mengetahui pengaruh konsentrasi, perbandingan dan interaksi starter bakteri Lactobacillus bulgaricus dan Streptococcus thermophilus terhadap kualitas yoghurt susu kambing. Jenis penelitian yang digunakan …
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Determination and Dissection of DNA-binding Specificity for the Thermus thermophilus HB8 Transcriptional Regulator TTHB099
… TF from the extremophile <em>Thermus thermophilus</em> HB8. Using the <em>in vitro</em> iterative selection method Restriction Endonuclease Protection, Selection and Amplification (REPSA), we identified the preferred DNA-binding motif for TTHB099, …
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Identifizierung und Charakterisierung von thermostabilen Uracil Glykosylasen von Archaeon Methanobacterium thermoautotrophicum und Bakterium Thermus thermophilus
… thermoautotrophicum DH und Bakterium Thermus thermophilus HB27. Die in vivo Rolle der charakterisierten Proteine wurde anhand der Kombination der enzymatischen Daten mit der vergleichenden Genomanalyse diskutiert.
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Explorations of Thermus thermophilus HB8 Transcription Factors TTHA1437 and TTHA1719 using the Combinatorial Selection Method REPSA
… on their biological function. <em>Thermus thermophilus </em>HB8 is speculated to contain 2,245 genes, of which 70 are postulated to be transcription factors. However, but for very few, little is known regarding the genes they regulate and their biological functions. The novel combinatorial …
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Biochemical characterization of a-type heme-copper oxidases in escherichia coli, bacillus subtilis and thermus thermophilus
… their capability of proton pumping. Thermus thermophilus cytochrome caa3 oxidase, a member of A2 subtype, was successfully expressed, purified and characterized by site-directed mutagenesis, especially on YS pair as well as around the region of glutamate. It is suggested that the conserved YS …
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IDENTIFICATION OF MICROBIAL FUNCTIONS INTERFERING WITH HOST-CELL PHYSIOLOGY: A QUICK VIEW INTO STREPTOCOCCUS THERMOPHILUS METABOLIC POTENTIAL
Streptococcus thermophilus, long typecast as a dairy workhorse, is ready for a role upgrade. Despite decades of safe use in fermentation in large volume consumer products, this species has been largely sidelined in probiotic research, overshadowed by genera like bifidobacteria and strains belonging …
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Discovery of a DNA-binding Consensus and Potential Genomic Regulatory Binding Sites for the Thermus thermophilus HB8 Transcriptional Regulator TTHA1359
… as <em>Escherichia coli</em> and <em>Thermus thermophilus,</em> remains incomplete or lacking which renders gaps in the understanding of the regulatory networks and systems biology of many organisms. Cyclic-AMP receptor protein (CRP) regulators and fumarate and nitrate reduction regulator …
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Studies of proton pumping mechanism in BA3 type cytochrome oxidase of thermus thermophilus and CBB3 type cytochrome oxidase of vibrio cholerae
… to the crystal structure of ba3 oxidase in T. thermophilus, two highly conserved residues, D372 and H376 which are located at the interface of subunit I and II of complex, form ion pairs with the A-propionate of active-site heme a3. A set of mutations of D372 and H376 are made and examined in …
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Physico-chemical and therapeutic properties of low-fat yogurt as influenced by fat replacers, exopolysaccharides and probiotics
… and EPS producing strains of Streptococcus thermophilus along with probiotics and to establish its antihypertensive property in vitro and in vivo. The specific aims of this project were: a) to select suitable strains of S. thermophilus and L. delbrueckii ssp. bulgaricus and of probiotics (L. …
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The physiological characterisation of a novel Thermomicrobia strain WKT50.2, and a review of the characteristics of the class Thermomicrobia
… species, Thermomicrobium roseum, Sphaerobacter thermophilus, Nitrolancetus hollandicus and WKT50.2, the novel strain described in this study. The physiology and ecology of this strain, and the description of the class Thermomicrobia was investigated as part of this study. Strain WKT50.2 was …
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Entschlüsselung der Genomsequenz von Escherichia blattae und komparative Bioinformatik mikrobieller Genome
… von Methanosarcina mazei Goe1 und Thermus thermophilus HB27 mit denen der nächsten Verwandten.
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X-Ray crystal structure of a ribosomal protein S6, S15, S18 : rRNA complex from T. thermophilus, and investigation of conformational changes in 16S rRNA fragments from B. stearothermophilus during ribonucleoprotein assembly
… of the 30S ribosomal subunit from Thermus thermophilus containing ribosomal proteins S6, S15, S18, and a minimal rRNA binding site (T4 RNP) containing two different three-helix junctions was solved to 2.6 A. The protein S15 contains four bundled a-helices and binds the rRNA along the minor …
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Factors affecting viability of yoghurt and probiotic bacteria in commercial starter cultures
… the viability of yoghurt bacteria {Streptococcus thermophilus and Lactobacillus delbrueckii ssp. bulgaricus) and probiotic bacteria (Lactobacillus acidophilus and bifidobacteria) in commercial starter cultures. T o achieve the objectives of the study, it was essential to standardise the protocols …
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Inhibitory substances produced by probiotic bacteria for control of food-borne pathogenic and spoilage microorganisms in dips
… delbrueckii subsp. bulgaricus, Streptococcus thermophilus, Lactobacillus casei, Lactobacillus rhamnosus, Lactobacillus acidophilus, Bifidobacterium spp. and propionibacteria were tested in selected bacteriological media to evaluate their suitability as selective media. Nineteen bacteriological …
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Vergleichende biochemische und strukturelle Untersuchung thermophiler α-Amylasen
… aus dem extrem thermophilen Bakterium Thermus thermophilus und AmyA-Ag sowie AmyB-Ag aus dem thermoalkaliphilen Bakterium Anaerobranca gottschalkii, untersucht. Der Schwerpunkt lag dabei auf dem Enzym aus T. maritima. Die rekombinante intrazelluläre α-Amylase aus T. maritima, die ihre maximale …
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Melt and Rheological Characteristics of Low Moisture Part Skim Mozzarella Cheese as Affected by the Starter Culture and Coagulating Enzymes
… starter cultures comprising only Streptococcus thermophilus. (SC) or a combination of Streptococcus thermophilus and Lactobaci/lus helveticus (MC). Rennet or Cryphonectria parasitica protease at two different levels (1 X and 6X) were used as the coagulating enzymes. MC cheeses had higher …
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Characterization of alternative enzymes in bacterial respiration
… focuses on the two types of NDH-2s in Thermus thermophilus that are expressed under different growth conditions. One NDH-2 had been isolated previously from the obligate aerobic strain of T. thermophilus, HB27. The gene considered most likely to encode this enzyme was identified and cloned, and …
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