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Bioleaching of anilite by Acidithiobacillus ferrooxidans CHENG Hai-na(程海娜)1, 2, HU Yue-hua(胡岳华)1, 2, GAO Jian(高 健)1, MA Heng(马 恒)1 1. School of Minerals Processing and Bioengineering, Central...; Abstract: In order to characterize the efficiency of copper bioleaching from anilite using pure cultures of Acidithiobacillus ferrooxidans in the absence and presence......
Trans. Nonferrous Met. Soc. China 23(2013) 2153-2159 Effects of Acidiphilium cryptum on biosolubilization of rock phosphate in the presence of Acidithiobacillus ferrooxidans Chun-qiao XIAO, Ru-an CHI...: The bioleaching of pyrite and biosolubilization of rock phosphate (RP) in 9K basal salts medium were compared by the following strains of an autotrophic acidophilic bacterium, Acidithiobacillus ferrooxidans......
Sulfur activation-related extracellular proteins of Acidithiobacillus ferrooxidans ZHANG Cheng-gui(张成桂), ZHANG Rui-yong(张瑞永), XIA Jin-lan(夏金兰), ZHANG Qian(张 倩), NIE Zhen-yuan(聂珍媛) Key...: The fractions of the extracellular proteins of Acidithiobacillus ferrooxidans grown on two different energy substrates, elemental sulfur and ferrous sulfate, were selectively prepared with hot water......
Trans. Nonferrous Met. Soc. China 22(2012) 3147-3155 Effect of surfactant Tween-80 on sulfur oxidation and expression of sulfur metabolism relevant genes of Acidithiobacillus ferrooxidans PENG An-an1..., and expression of selected typical sulfur metabolism relevant genes of Acidithiobacillus ferrooxidans ATCC 23270 were investigated. The results showed that in the presence of 10-2 g/L Tween-80......
acidophilic strain Acidithiobacillus ferrooxidans ATCC 23270 were investigated. A. ferrooxidans cells first acclimated to the energy source α-S8 or μ-S, respectively. The results of cell growth... not changed, indicating that these two elemental sulfur species can be interconverted by A. ferrooxidans. Key words: sulfur utilization; sulfur speciation transformation; α-S8; μ-S; Acidithiobacillus......
DOI:10.19476/j.ysxb.1004.0609.2019.12.20 Cu2+胁迫对Acidithiobacillus ferrooxidans亚铁氧化代谢及胞外电子传递影响 仉丽娟1,吴 平1,王志杰1,周文博2,周洪波2 (1. 南京工业大学 生物与制药工程学院,南京 211816； 2. 中南大学 资源加工与生物工程学院生物冶金教育部重点实验室,长沙 410083) 摘 要:为了查明Cu2+胁迫影响Acidithiobacillus ferrooxidans(At. ferrooxidans)亚铁氧化代谢机制,本研究设计了由低到高Cu2+浓度(0~25 g/L)胁迫环境,利用邻菲啰啉分光光度法,实时荧光定量PCR和循环伏安法等分析手段分别探究了不同Cu2+浓度胁迫下At. ferrooxidans亚铁氧化率,亚铁氧化电子传递链rus operon......
; Bio-decomposition of rock phosphate containing pyrites by Acidithiobacillus ferrooxidans CHI Ru-an(池汝安), XIAO Chun-qiao(肖春桥), HUANG Xiao-hui(黄晓慧), WANG... soluble phosphorus from rock phosphate containing pyrites by Acidithiobacillus ferrooxidans (A. f.) is feasible, and the reaction mechanism is as follows. Pyrites are oxidized by A. f. to produce H2SO4......
Trans. Nonferrous Met. Soc. China 22(2012) 442-446 Experimental measurements of short-term adsorption of Acidithiobacillus ferrooxidans onto chalcopyrite WANG Zhao-hui1, XIE Xue-hui1, LIU Jian-she1... with increasing initial bacterial concentration and pulp concentration. The optimal pH for Acidithiobacillus ferrooxidans adsorption onto chalcopyrite surfaces was in the range of pH 1-3. The increase of ionic......
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Mechanism of electro-generative-leaching of chalcopyrite-MnO2 in presence of Acidithiobacillus ferrooxidans XIAO Li(肖 利)1, 2, 3, FANG Zheng(方 正)1, QIU Guan-zhou(邱冠周)2, WANG Shao-fen(王少芬)3, WANG...: To clarify the role and mechanism of Acidithiobacillus ferrooxidans (A. ferrooxidans) in bio-electro-generative-leaching (BEGL), an experiment was made on the electro-generative leaching of chalcopyrite-MnO2......
