Results 21 to 30 of about 10,116 (219)

Interesting Halophilic Sulphur-Oxidising Bacteria with Bioleaching Potential: Implications for Pollutant Mobilisation from Mine Waste

open access: yesMicroorganisms, 2023
For many years, research on the microbial-dissolution of metals from ores or waste materials mainly focussed on the study of acidophilic organisms.
Chiamaka Belsonia Opara   +4 more
doaj   +1 more source

Gene Loss and Horizontal Gene Transfer Contributed to the Genome Evolution of the Extreme Acidophile “Ferrovum” [PDF]

open access: yes, 2016
Indexación: Web of Science. Scopus.Acid mine drainage (AMD), associated with active and abandoned mining sites, is a habitat for acidophilic microorganisms that gain energy from the oxidation of reduced sulfur compounds and ferrous iron and that thrive ...
Daniel, Rolf   +7 more
core   +2 more sources

Coal desulfurization by leaching involving acidophilic and thermophilic microorganisms [PDF]

open access: yesBiotechnology and Bioengineering, 1982
It was shown that thermophilic microorganisms can increase the rate and volume of pyrite leaching from pulverized, high-sulfur coal. This occurs not only because of the elevated temperature of operation possible, but also the apparent accelerated catalytic activity of thermophilic microorganisms as compared to autotropic microbes such as T ...
L E, Murr, A P, Mehta
openaire   +3 more sources

Growing media constituents determine the microbial nitrogen conversions in organic growing media for horticulture [PDF]

open access: yes, 2016
Vegetables and fruits are an important part of a healthy food diet, however, the eco-sustainability of the production of these can still be significantly improved.
Boon, Nico   +6 more
core   +1 more source

High throughput screening of the potential biosurfactants production by extremophiles isolated from vinasse and black liquor

open access: yesResults in Engineering, 2022
The aims of this work were to isolate microorganisms from vinasse (V) and black liquor (BL), by-products of alcohol and paper industries and to assess their potential as substrates to produce biosurfactants.
Mariano Rivero   +4 more
doaj   +1 more source

Meta-analysis reveals ammonia-oxidizing bacteria respond more strongly to nitrogen addition than ammonia-oxidizing archaea [PDF]

open access: yes, 2016
Shifts in microbial communities driven by anthropogenic nitrogen (N) addition have broad-scale ecological consequences. However, responses of microbial groups to exogenous N supply vary considerably across studies, hindering efforts to predict community ...
Aronson, Emma L   +4 more
core   +1 more source

Biodiversity and ecology of acidophilic microorganisms [PDF]

open access: yesFEMS Microbiology Ecology, 1998
Microbial life in extremely low pH (6 3) natural and man-made environments may be considerably diverse. Prokaryotic acidophiles (eubacteria and archaea) have been the focus of much of the research activity in this area, primarily because of the importance of these microorganisms in biotechnology (predominantly the commercial biological processing of ...
openaire   +2 more sources

Heavy Metal Resistance Strategies of Acidophilic Bacteria and Their Acquisition: Importance for Biomining and Bioremediation

open access: yesBiological Research, 2013
Microbial solubilizing of metals in acid environments is successfully used in industrial bioleaching of ores or biomining to extract metals such as copper, gold, uranium and others.
Claudio A Navarro   +2 more
doaj   +1 more source

Prediction and Inferred Evolution of Acid Tolerance Genes in the Biotechnologically Important Acidihalobacter Genus

open access: yesFrontiers in Microbiology, 2022
Acidihalobacter is a genus of acidophilic, gram-negative bacteria known for its ability to oxidize pyrite minerals in the presence of elevated chloride ions, a capability rare in other iron-sulfur oxidizing acidophiles.
Katelyn Boase   +6 more
doaj   +1 more source

Selection for novel, acid-tolerant Desulfovibrio spp. from a closed Transbaikal mine site in a temporal pH- gradient bioreactor [PDF]

open access: yes, 2017
Almost all the known isolates of acidophilic or acid-tolerant sulphate-reducing bacteria (SRB) belong to the spore-forming genus Desulfosporosinus in the Firmicutes.
Antsiferov, Dimtry V.   +8 more
core   +1 more source

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