Results 91 to 100 of about 1,890 (199)

Sulfide mineral dissolution microbes: Community structure and function in industrial bioleaching heaps

open access: yesGreen Energy & Environment, 2019
Heap bioleaching is one of the most clean and economical processes for recovery of low-grade and complex ores, because the sulfide minerals are natural habitats for acidophiles capable of iron- and sulfur-oxidation.
Yan Jia   +5 more
doaj   +1 more source

In a quest for engineering acidophiles for biomining applications: challenges and opportunities

open access: yes, 2018
Biomining with acidophilic microorganisms has been used at commercial scale for the extraction of metals from various sulfide ores. With metal demand and energy prices on the rise and the concurrent decline in quality and availability of mineral ...
Boxall, Naomi J.   +11 more
core   +1 more source

Function and Adaptation of Acidophiles in Natural and Applied Communities [Elektronisk resurs]

open access: yes, 2018
Acidophiles are organisms that have evolved to grow optimally at high concentrations of protons. Members of this group are found in all three domains of life, although most of them belong to the Archaea and Bacteria.
Christel, Stephan,   +2 more
core  

Association of Acidotolerant Cyanobacteria to Microbial Mats below pH 1 in Acidic Mineral Precipitates in Río Tinto River in Spain

open access: yesMicroorganisms
This report describes acidic microbial mats containing cyanobacteria that are strongly associated to precipitated minerals in the source area of Río Tinto.
Felipe Gómez   +10 more
doaj   +1 more source

Genomics, physiology and applications of cold tolerant acidophiles [Elektronisk resurs]

open access: yes, 2012
Psychrotolerant acidophiles have gained increasing interest because of their importance in biomining operations in environments where the temperature falls well below 10°C during large parts of the year.Acidithiobacillus ferrivorans is the only ...
Liljeqvist, Maria,   +2 more
core  

Genomics, physiology and applications of cold tolerant acidophiles

open access: yes, 2012
Psychrotolerant acidophiles have gained increasing interest because of their importance in biomining operations in environments where the temperature falls well below 10°C during large parts of the year.
Liljeqvist, Maria
core  

Growth in sulfidic mineral environments: metal resistance mechanisms in acidophilic micro-organisms

open access: yes, 2003
Acidophilic micro-organisms inhabit some of the most metal-rich environments known, including both natural and man-made ecosystems, and as such are ideal model systems for study of microbial metal resistance.
Bond, Philip L.   +7 more
core   +1 more source

The microbial ecology of acidic environments [PDF]

open access: yes
The microflora of two acidic environments was investigated using analysis of 16S rDNA amplified by the polymerase chain reaction (PCR) from environmental DNA.
Simmons, Susan
core  

Table_1_Membrane vesicles in Acidithiobacillia class extreme acidophiles: influence on collective behaviors of ‘Fervidacidithiobacillus caldus’.xlsx

open access: yes
Membrane vesicles (MVs) are envelope-derived extracellular sacs that perform a broad diversity of physiological functions in bacteria. While considerably studied in pathogenic microorganisms, the roles, relevance, and biotechnological potential of MVs ...
Stefano Rossoni (17848895)   +9 more
core   +1 more source

The isolation and use of iron-oxidizing, moderately thermophilic acidophiles from the Collie coal mine for the generation of ferric iron leaching solution

open access: yes, 2003
Moderately thermophilic, iron-oxidizing acidophiles were enriched from coal collected from an open-cut mine in Collie, Western Australia. Iron-oxidizers were enriched in fluidized-bed reactors (FBR) at 60°C and 70°C; and iron-oxidation rates were ...
Robertson, W. J.   +6 more
core   +1 more source

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