Results 21 to 30 of about 1,644 (184)

Comparison Analysis of Coal Biodesulfurization and Coal’s Pyrite Bioleaching with Acidithiobacillus ferrooxidans

open access: yesThe Scientific World Journal, 2013
Acidithiobacillus ferrooxidans (A. ferrooxidans) was applied in coal biodesulfurization and coal’s pyrite bioleaching. The result showed that A. ferrooxidans had significantly promoted the biodesulfurization of coal and bioleaching of coal’s pyrite ...
Fen-Fen Hong   +5 more
doaj   +2 more sources

Characteristics of dibenzothiophene desulfurization by Rhodococcus erythropolis R1 and its Dsz-negative mutant [PDF]

open access: yesBiological Journal of Microorganism, 2014
Introduction: Biodesulfurization is used as a selective method for lowering the sulfur content of petroleum products. Materials and methods: A sulfur-oxidation bacterial strain named Rhodococcus erythropolis R1 (NCBI GenBank Accession No.
Zahra Etemadifar   +2 more
doaj   +1 more source

BIODESULFURIZATION PROCESS EVALUATION WITH A Gordona rubropertinctus STRAIN

open access: yesCT&F Ciencia, Tecnología & Futuro, 2003
Direct combustion of fossil fuels produce sulfur oxides which are the main source of acid rain; therefore, most countries worldwide are regulating its release into the environment.
Julia Acero   +2 more
doaj   +3 more sources

Evaluation of Biogas Biodesulfurization Using Different Packing Materials [PDF]

open access: yesChemEngineering, 2019
The packing material selection for a bioreactor is an important factor to consider, since the characteristics of this material can directly affect the performance of the bioprocess, as well as the investment costs.
Samir Prioto Tayar   +3 more
doaj   +3 more sources

Isolation and identification of a TetR family protein that regulates the biodesulfurization operon [PDF]

open access: yesAMB Express, 2019
Biodesulfurization helps in removal of sulfur from organosulfur present in petroleum fractions. All microorganisms isolated to date harbor a desulfurization operon consisting of three genes dszA, -B and -C which encode for monooxygenases (DszA & C) and ...
Pooja Murarka   +4 more
doaj   +2 more sources

Mitigating product inhibition in 2'-hydroxybiphenyl-2-sulfinate desulfinase (DszB) with synthetic glycosylation. [PDF]

open access: yesProtein Sci
Abstract The combustion of sulfur‐rich crude oil is toxic to the environment, making the removal of sulfur impurities a priority for the sustainable use of liquid fuels. Biodesulfurization via the 4S pathway is a promising approach due to its C‐S bond cleavage specificity and mild operating conditions.
Liang J, Zheng Y, Vaissier Welborn V.
europepmc   +2 more sources

Elevated c-di-GMP levels promote biofilm formation and biodesulfurization capacity of Rhodococcus erythropolis. [PDF]

open access: yesMicrob Biotechnol, 2021
In this work, we addressed the major hurdle of developing novel Rhodococcus erythropolis biocatalysts with improved biodesulfurization ability. To do so, we promoted Rhodococcus capability of forming a biofilm through the heterologous expression of a diguanylate cyclase that led to the synthesis of the biofilm trigger molecule cyclic‐di‐GMP (c‐di‐GMP).
Dorado-Morales P   +6 more
europepmc   +2 more sources

Medium composition overturns the widely accepted sulfate‐dependent repression of desulfurization phenotype in Rhodococcus qingshengii IGTS8

open access: yesBiotechnology and Bioengineering, Volume 120, Issue 10, Page 3092-3098, October 2023., 2023
Graphical Abstract An optimized culture medium, namely Medium C, significantly enhanced the biodesulfurization activity and biomass concentration of Rhodococcus qingshengii IGTS8, without modification of the natural biocatalyst. The supplementation of ethanol as a carbon source, combined with a unique selection of salt, metal, and vitamin solutions ...
Olga Martzoukou   +2 more
wiley   +1 more source

Characterization of a dszEABC operon providing fast growth on dibenzothiophene and construction of broad‐host‐range biodesulfurization catalysts

open access: yesEnvironmental Microbiology, Volume 24, Issue 4, Page 1946-1963, April 2022., 2022
Summary A new operon for biodesulfurization (BDS) of dibenzothiophene and derivatives has been isolated from a metagenomic library made from oil‐contaminated soil, by selecting growth of E. coli on DBT as the sulfur source. This operon is similar to a dszEABC operon also isolated by metagenomic functional screening but exhibited substantial differences:
Guadalupe Martín‐Cabello   +2 more
wiley   +1 more source

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