International Journal of Mining Science and Technology, 2021 Reports on corrosion failure of cable bolts, used in mining and civil industries, have been increasing in the past two decades. The previous studies found that pitting corrosion on the surface of a cable bolt can initiate premature failure of the bolt ...
H. Chen +7 more
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Overexpression of quorum sensing genes in Acidithiobacillus ferrooxidans enhances cell attachment and covellite bioleaching. [PDF]
Biotechnol Rep (Amst), 2023 Highlights • Acidithiobacillus ferrooxidans was engineered to overexpress quorum sensing genes.• Engineered cells exhibited enhanced mineral attachment.• Engineered cells led to higher bioleaching efficiencies of covellite under low iron conditions.• The
Jung H, Inaba Y, West AC, Banta S.
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Comparative genomics reveals intraspecific divergence of Acidithiobacillus ferrooxidans: insights from evolutionary adaptation. [PDF]
Microb Genom, 2023 Acidithiobacillus ferrooxidans serves as a model chemolithoautotrophic organism in extremely acidic environments, which has attracted much attention due to its unique metabolism and strong adaptability.
Liu R +7 more
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BiocharDue to continuing mining activities, Cd(II) and As(III) contamination in acid mine drainage (AMD) has become a major environmental challenge. Currently, there is increasing focus on the use of biochar to mitigate AMD pollution.
Peng Fu +11 more
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Characterization and genomic analysis of two novel psychrotolerant Acidithiobacillus ferrooxidans strains from polar and subpolar environments. [PDF]
Front Microbiol, 2022 The bioleaching process is carried out by aerobic acidophilic iron-oxidizing bacteria that are mainly mesophilic or moderately thermophilic. However, many mining sites are located in areas where the mean temperature is lower than the optimal growth ...
Muñoz-Villagrán C +6 more
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Enhancement Mechanism of Stibnite Dissolution Mediated by Acidithiobacillus ferrooxidans under Extremely Acidic Condition. [PDF]
Int J Mol Sci, 2022 Oxidative dissolution of stibnite (Sb2S3), one of the most prevalent geochemical processes for antimony (Sb) release, can be promoted by Sb-oxidizing microbes, which were studied under alkaline and neutral conditions but rarely under acidic conditions ...
Wang C +6 more
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Simplification of the Acidithiobacillus ferrooxidans Culture Process for Expanding the Field of Biomachining. [PDF]
ACS OmegaBiomachining is an eco-friendly metal processing method with broad application potential. Nevertheless, the bacterial culture methods that are currently involved in biomachining require the intensive use of chemical reagents, especially FeSO4 ...
Ma F +6 more
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Characterize the Growth and Metabolism of Acidithiobacillus ferrooxidans under Electroautotrophic and Chemoautotrophic Conditions. [PDF]
MicroorganismsAcidophiles are capable of surviving in extreme environments with low pH. Acidithiobacillus ferrooxidans is a typical acidophilic bacterium that has been extensively studied when grown chemoautotrophically, i.e., when it derives energy from oxidation of ...
Wang Q, Long H, Wang H, Lau Vetter MCY.
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CRISPR/dCas12a knock-down of Acidithiobacillus ferrooxidans electron transport chain bc<sub>1</sub> complexes enables enhanced metal sulfide bioleaching. [PDF]
J Biol ChemAcidithiobacillus ferrooxidans is an acidophilic chemolithoautotroph that plays an important role in biogeochemical iron and sulfur cycling and is a member of the consortia used in industrial hydrometallurgical processing of copper.
Jung H, Inaba Y, Banta S.
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Computational structure prediction provides a plausible mechanism for electron transfer by the outer membrane protein Cyc2 from Acidithiobacillus ferrooxidans. [PDF]
Protein Sci, 2021 Cyc2 is the key protein in the outer membrane of Acidithiobacillus ferrooxidans that mediates electron transfer between extracellular inorganic iron and the intracellular central metabolism.
Jiang V, Khare SD, Banta S.
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