Results 11 to 20 of about 3,241 (113)

Phenomic and transcriptomic analyses reveal the sequential synthesis of Fe3O4 nanoparticles in Acidithiobacillus ferrooxidans BYM

Microbiology Spectrum, 2023
Understanding the molecular mechanism of magnetite (Fe3O4) nanoparticle synthesis in Acidithiobacillus ferrooxidans BYM is particularly important for the commercial development of biogenic Fe3O4 nanoparticles.
Jiani Yang, Shuang Zhang, Yu Zhang, Dan Zhao, Tao Liu, Xindi Sun, Lei Yan   +6 more
doaj   +1 more source

Corrosion Behavior of Cast Iron in the Presence of Acidithiobacillus Ferrooxidans

International Journal of Electrochemical Science, 2021
Ferrooxidans bacteria occur widely in acid mine drainage water. This work examined the corrosion behavior of cast iron in the presence of the acidophilic iron-oxidizing bacterium Acidithiobacillus ferrooxidans (T.f).
Li Lin, Cheng Liu, Lei Fu, Ying Zeng, Min Gong, Xue jun Cui, Junchen Meng, Xin jie Huang   +7 more
doaj   +1 more source

Interaction of Acidithiobacillus ferrooxidans, Rhizobium phaseoli and Rhodotorula sp. in bioleaching process based on Lotka–Volterra model

Electronic Journal of Biotechnology, 2016
Background: Nowadays, leaching-ore bacteria, especially Acidithiobacillus ferrooxidans is widely used to retrieve heavy metals, many researches reflected that extra adding microorganism could promote bioleaching efficiency by different mechanisms, but ...
Xuecheng Zheng, Dongwei Li
doaj   +1 more source

Bioleaching of chalcopyrite using native Acidithiobacillus ferrooxidans isolated in a mining area in Kitwe Zambia

Scientific African, 2023
This study aimed to assess the influence of the physical-chemical factors (particle size, shake flask speed, starting pH, and pulp density) in bioleaching of Zambian chalcopyrite using a novel native isolated Acidithiobacillus ferrooxidans strain DJN1 ...
Davis John Nangali, John Siame, Alexanda Mzula, Lungu Musango, Amos Mugala, Lloyd Mukosha, Ronald Ngulube, Leonce Dusengemungu   +7 more
doaj   +1 more source

Effect of Acidithiobacillus ferrooxidans on pyrolusite bioleaching

工程科学学报, 2019
Biohydrometallurgy is an increasingly popular ore extraction technology and is especially applicable for low-grade ores. In particular, Acidithiobacillus ferrooxidans (A. ferrooxidans) is by far the most widely used bioleaching microorganism for leaching
KANG Jin-xing, FENG Ya-li, LI Hao-ran, DU Zhu-wei, DENG Xiang-yi, WANG Hong-jun   +5 more
doaj   +1 more source

Potential of Acidithiobacillus ferrooxidans to Grow on and Bioleach Metals from Mars and Lunar Regolith Simulants under Simulated Microgravity Conditions

Microorganisms, 2021
The biomining microbes which extract metals from ores that have been applied in mining processes worldwide hold potential for harnessing space resources.
Anna H. Kaksonen, Xiao Deng, Christina Morris, Himel Nahreen Khaleque, Luis Zea, Yosephine Gumulya   +5 more
doaj   +1 more source

The small heat shock proteins from Acidithiobacillus ferrooxidans: gene expression, phylogenetic analysis, and structural modeling

BMC Microbiology, 2011
Background Acidithiobacillus ferrooxidans is an acidophilic, chemolithoautotrophic bacterium that has been successfully used in metal bioleaching. In this study, an analysis of the A.
Ribeiro Daniela A, Del Bem Luiz EV, Vicentini Renato, Ferraz Lúcio FC, Murakami Mario T, Ottoboni Laura MM   +5 more
doaj   +1 more source

U mobilization and associated U isotope fractionation by sulfur-oxidizing bacteria

Frontiers in Microbiology, 2023
Uranium (U) contamination of the environment causes high risk to health, demanding for effective and sustainable remediation. Bioremediation via microbial reduction of soluble U(VI) is generating high fractions (>50%) of insoluble non-crystalline U(IV)
C. D. Rosendahl, Y. Roebbert, A. Schippers, S. Weyer   +3 more
doaj   +1 more source

Estudo da dissolução oxidativa microbiológica de uma complexa amostra mineral contendo pirita (FeS2), Pirrotita (Fe1-xS) e Molibdenita (MoS2) Microbiological oxidative dissolution of a complex mineral sample containing pyrite (FeS2), pyrrotite (Fe1-xS) and molybdenite (MoS2)

Química Nova, 2007
This work aims to study the oxidation of a complex molybdenite mineral which contains pyrite and pyrrotite, by Acidithiobacillus ferrooxidans. This study was performed by respirometric essays and bioleaching in shake flasks.
Wilmo E. Francisco Jr, Denise Bevilaqua, Oswaldo Garcia Jr   +2 more
doaj   +1 more source

Growth of Acidithiobacillus ferrooxidans ATCC 23270 in thiosulfate under oxygen-limiting conditions generates extracellular sulfur globules by means of a secreted tetrathionate hydrolase

Frontiers in Microbiology, 2011
Production of sulfur globules during sulfide or thiosulfate oxidation is a characteristic feature of some sulfur bacteria. Although their generation has been reported in Acidithiobacillus ferrooxidans, its mechanism of formation and deposition, as well ...
Simon eBeard, Simon eBeard, Alberto eParadela, Juan P Albar, Carlos A Jerez   +4 more
doaj   +1 more source