Results 11 to 20 of about 1,142 (184)

Establishing a green biodesulfurization process for iron ore concentrates in stirred tank and leaching column bioreactors using Acidithiobacillus thiooxidans [PDF]

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
The presence of sulfur impurities in complex iron ores represents a significant challenge for the iron mining and steel-making industries as their removal often necessitates the use of hazardous chemicals and energy-intensive processes. Here, we examined
Roberto A. Bobadilla-Fazzini   +1 more
doaj   +2 more sources

Draft genome sequence of Acidithiobacillus thiooxidans CLST isolated from the acidic hypersaline Gorbea salt flat in northern Chile [PDF]

open access: yesStandards in Genomic Sciences, 2017
Acidithiobacillus thiooxidans CLST is an extremely acidophilic gamma-proteobacteria that was isolated from the Gorbea salt flat, an acidic hypersaline environment in northern Chile.
Raquel Quatrini   +10 more
doaj   +2 more sources

Statistical Optimization of Bioleaching for Simultaneous Recovery of Cu, Sn, Pb, and Zn from Computer-Printed Circuit Boards

open access: yesJournal of Chemistry, 2023
Electronic garbage is one of the fastest-growing waste streams. Its disposal and appropriate management are a worldwide concern. Printed circuit boards (PCBs) are critical components in contemporary electronic gadgets that contain toxic elements ...
Murugesan Manikkampatti Palanisamy   +5 more
doaj   +2 more sources

Bioleaching of hexavalent chromium from soils using Acidithiobacillus thiooxidans [PDF]

open access: yesJournal of Biotechnology, 2010
The continuous and growing degradation of the environment, due to several anthropogenic activities , is a main concern of the scientific community. Consequently, the development of low cost techniques to clean air, water and soils are under intense investigation. In this study, the focused problem is the soil contamination by hexavalent chromium, which
Fonseca, Bruna   +3 more
core   +6 more sources

Integration of Biological Networks for Acidithiobacillus thiooxidans Describes a Modular Gene Regulatory Organization of Bioleaching Pathways [PDF]

open access: yesFrontiers in Molecular Biosciences, 2020
Acidithiobacillus thiooxidans is one of the most studied biomining species, highlighting its ability to oxidize reduced inorganic sulfur compounds, coupled with its elevated capacity to live under an elevated concentration of heavy metals.
María Paz Cortés   +13 more
doaj   +2 more sources

An Investigation of the Bacterial Influence of Acidithiobacillus Thiooxidans on Concrete Composites [PDF]

open access: yesE3S Web of Conferences, 2018
Vegetation and microorganisms present the biological factors that deteriorate concrete. These problems are very visible in places like sewage, underground and hydraulic structures, chemical plants, industrial structures, liquid-containing structures ...
Harbulakova Vlasta Ondrejka   +2 more
doaj   +2 more sources

Potentiality of Acidithiobacillus thiooxidans in Microbial Solubilization of Phosphate Mine Tailings [PDF]

open access: yesJournal of Degraded and Mining Lands Management, 2015
This paper deals with the solubilization behavior of the tailings produced by the floatation of a complex low grade phosphate ore. The composition of the tailings was essentially dolomite (52.04%) with minor amounts of phosphate, iron and aluminium ...
S Dhakar, N Ali, R S Chauhan, V Yadav
doaj   +3 more sources

Understanding a Core Pilin of the Type IVa Pili of Acidithiobacillus thiooxidans, PilV. [PDF]

open access: yesJ Microbiol Biotechnol
Pilins are protein subunits of pili. The pilins of type IV pili (T4P) in pathogenic bacteria are well characterized, but anything is known about the T4P proteins in acidophilic chemolithoautotrophic microorganisms such as the genus Acidithiobacillus. The interest in T4P of A.
Hernández-Sánchez A   +4 more
europepmc   +3 more sources

Single and cooperative bioleaching of sphalerite by two kinds of bacteria—Acidithiobacillus ferriooxidans and Acidithiobacillus thiooxidans

open access: yesTransactions of Nonferrous Metals Society of China, 2008
Abstract A cooperative bioleaching ( Acidithiobacillus ferriooxidans and Acidithiobacillus thiooxidans ) and single bioleaching ( Acidithiobacillus ferriooxidans or Acidithiobacillus thiooxidans ) of sphalerite were investigated by X-ray diffractometry, energy dispersive spectrography and scanning electron microscopy.
Jian-She Liu, Guan-Zhou Qiu
exaly   +2 more sources

Quorum Sensing Signaling Molecules Positively Regulate c-di-GMP Effector PelD Encoding Gene and PEL Exopolysaccharide Biosynthesis in Extremophile Bacterium Acidithiobacillus thiooxidans. [PDF]

open access: yesGenes (Basel), 2021
Acidithiobacillus species are fundamental players in biofilm formation by acidophile bioleaching communities. It has been previously reported that Acidithiobacillus ferrooxidans possesses a functional quorum sensing mediated by acyl-homoserine lactones ...
Díaz M   +4 more
europepmc   +2 more sources

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