Thiosphaera

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August undefined, 2024

WebIn view of its ability to oxidize reduced sulphur compounds, and because it is a chain-forming coccus rather than a rod, the new isolate has been given the generic name of Thiosphaera, and the... WebApr 1, 1988 · Thiosphaera pantotropha is a heterotrophic nitrifying bacterium which reduces nitrite produced from ammonia to nitrogen gas, regardless of the ambient dissolved O2 concentration. Under certain...

Species: Paracoccus pantotrophus - List of Prokaryotic names …

WebSep 1, 1983 · In view of its ability to oxidize reduced sulphur compounds, and because it is a chain-forming coccus rather than a rod, the new isolate has been given the generic name … WebMay 1, 1990 · Research with some strains (e.g. Thiosphaera pantotropha) has indicated that there might be a link between this 'aerobic denitrification' and a form of nitrification which requires rather than... british aid to china

Purification and characterization of the periplasmic nitrate …

WebIsosphaeraceae is a family of bacteria.. Phylogeny. The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and … WebThe aerobic denitrifier Thiosphaera pantotropha is able to reduce simultaneously nitrous oxide and oxygen even after anaerobic growth [Bell, L. C. & Ferguson, S. J. (1991) Biochem J. 273, 423–427].A nitrous oxide reductase was purified from anaerobically grown T. pantotropha cells. It is argued, on the basis of inhibitor sensitivities and from … WebThiosphaera pantotropha is capable of simultaneous heterotrophic nitrification and aerobic denitrification. Consequently, its nitrification potential could not be judged from nitrite accumulation, but was estimated from complete nitrogen balances. The maximum rate of nitrification obtained during these experiments was 93.9 nmol min mg of protein. can you use azelaic acid with differin

Insertion of transposon Tn5 into a structural gene of the …

好氧反硝化菌处理低浓度含氮污水_参考网

WebDec 6, 1993 · Thiosphaera pantotropha, a Gram-negative heterotrophic nitrifying bacterium, expresses a soluble 20 kDa monomeric periplasmic hydroxylamine oxidase that differs markedly from the hydroxylamine oxidase found in autotrophic bacteria. This enzyme can use the periplasmic redox proteins, cytochrome c551 and pseudoazurin as electron … WebThiosphaera pantotropha is capable of simultaneous heterotrophic nitrification and aerobic denitrification. Consequently, its nitrification potential could not be judged from nitrite … can you use azelaic acid everydayWebThe heterotrophic nitrifying-denitrifying bacterium Thiosphaera pantotropha is remarkable as it nitrifies and denitrifies simultaneously. With respect to nitrogenous compounds, … can you use azelaic acid with alpha arbutin

"WebThe periplasmic nitrate reductase of Thiosphaera pantotropha has been purified from a mutant strain (M-6) that overproduces the enzyme activity under anaerobic growth conditions. The enzyme is a complex of a 93-kDa polypeptide and a 16-kDa nitrate-oxidizable cytochrome c 552.The complex contains molybdenum; a fluorescent compound with … " - Thiosphaera

Thiosphaera

WebSep 22, 2014 · 在没有明显缺氧段的活性污泥法中存在脱氮现象，微生物学家也已报道，发现了好氧反硝化菌和异养硝化菌，已知的好氧反硝化菌有Peudomonas spp、Alcalige”s庙ecQ胁、 Thiosphaera、Pseudomonas，这些好氧反硝化菌同时也是异养硝化菌，能够直接把氨转化为气态产物131。 WebNotes: Nomenclatural type of the genus Thiosphaera Robertson and Kuenen 1984. Publication: Robertson LA, Kuenen JG.Thiosphaera pantotropha gen. nov., sp. nov., a …

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WebMar 2, 2001 · The strain Thiosphaera pantotropha ATCC 35512 was the parallel control set for this study. MATERIALS AND METHODS Media The media used in this study were Basal Medium (BM) and BM with nitrate (BM/NO 3–) supplemented with PS‐1 (MgSO 4 solution), vitamin and VS salt (trace element solution) solutions ( Su and Kafkewitz 1994 ). WebDec 1, 1995 · Keywords: Aerobic denitrification; Heterotrophic nitrification; Thiosphaera pantotropha; Nitrogen balance: Mass spectrometry 1. Introduction Nitrate, nitrite and ammonium are important pollutants in industrial and municipal waste water. Conventional methods for the biological removal of these compounds involve two discrete steps that …

WebTrichosphaera is a genus of fungi in the Ascomycota phylum. The relationship of this taxon to other taxa within the phylum is unknown (incertae sedis), and it has not yet been placed … WebThe Thyreophora consist mainly of the well-known Stegosauria, the plated dinosaurs, and Ankylosauria, the armoured dinosaurs, as well as their more basal relatives, including …

Web20世纪80年代，Robertson和Kuenen[2]在除硫和反硝化处理系统中，首次分离出好氧反硝化菌Thiosphaera pantotropha（现更名为脱氮副球菌Paracoccus denitrifications[3]）．此后，国内外研究者不断有从不同生态环境中分离获得好氧反硝化菌并研究其好氧反硝化特性的报 … WebMay 4, 2015 · Nitrogen is considered to be one of the most widespread pollutants leading to eutrophication of freshwater ecosystems, especially in drinking water reservoirs. In this study, an oligotrophic aerobic denitrifier was isolated from drinking water reservoir sediment. Nitrogen removal performance was explored. The strain was identified by 16S …

WebThe redox proteins and enzymes involved in denitrification in Thiosphaera pantotropha exhibited a differential expression in response to oxygen. Pseudoazurin was completely repressed during batch or continuous culture under oxic conditions. Cytochrome cd 1 nitrite reductase was also heavily repressed after aerobic growth.

WebBiology. Microbiology. Summary: During studies on a desulphurizing, denitrifying effluent-treatment system, an organism which is able to grow aerobically and anaerobically on … british aikido federation summer schoolWebDec 1, 1995 · Thiosphaera pantotropha has been reported to denitrify aerobically and nitrify heterotrophically. However, recent evidence has indicated that these properties … can you use azelaic acid with glycolic acidWebDec 6, 1993 · Thiosphaera pantotropha, a Gram-negative heterotrophic nitrifying bacterium, expresses a soluble 20 kDa monomeric periplasmic hydroxylamine oxidase that differs … british aid worker body foundWebÉcologie Microbienne de la Grotte de Lascaux british aidWebJun 1, 2024 · Treatment under sequential static and shaking condition resulted in complete decolorization and 65% mineralization after 96 h. Higher dye concentration in excess of 100 mg L -1 and 50 mg L -1 decreased the extent of dye mineralization in Pseudomonas aeruginosa and Thiosphaera pantotropha, respectively. british air 0268WebMar 15, 2002 · Comparison of aerobic denitrification under high oxygen atmosphere by Thiosphaera pantotropha ATCC 35512 and Pseudomonas stutzeri SU2 newly isolated from the activated sludge of a piggery wastewater treatment system - Su - 2001 - Journal of Applied Microbiology - Wiley Online Library british aid workerWebAbstract. The heterotrophic nitrifying-denitrifying bacterium Thiosphaera pantotropha is remarkable as it nitrifies and denitrifies simultaneously. With respect to nitrogenous compounds, whether nitrification or denitrification results in energy conservation is of interest. Proton translocation studies were performed to determine if energy was ... british ailment crossword