Iron-Reducing Bacterium - an overview | ScienceDirect Topics
Iron-reducing bacteria substitute nitrate reducers in moderately reductive habitats. There are also thermophilic iron reducers.
Microorganisms pumping iron: anaerobic microbial iron oxidation …
2006年10月1日 · Under anoxic conditions, Fe (III) oxide minerals are reduced by Fe (III)-reducing microorganisms (FRM). The ubiquity of FRM and their phylogenetic diversity makes this microbial metabolism...
An evolving view on biogeochemical cycling of iron - Nature
2021年2月1日 · The biotic part of iron redox species turnover at circumneutral pH is catalysed by Fe(iii)-reducing bacteria as well as microaerophilic, phototrophic and nitrate-reducing Fe(ii)-oxidizing...
Iron-oxidizing bacteria - Wikipedia
Iron-oxidizing bacteria (or iron bacteria) are chemotrophic bacteria that derive energy by oxidizing dissolved iron. They are known to grow and proliferate in waters containing iron concentrations as low as 0.1 mg/L. However, at least 0.3 ppm of dissolved oxygen is …
Morphological, Microstructural, and In Situ Chemical …
2024年5月14日 · Dissimilatory iron-reducing bacteria (DIRB) oxidize organic matter or hydrogen and reduce ferric iron to form Fe(II)-bearing minerals, such as magnetite and siderite. However, compared with magneti...
Ferric Iron Reduction in Extreme Acidophiles - PMC
2022年1月12日 · Dissolution of manganese (IV) oxide mediated by acidophilic bacteria, and demonstration that manganese (IV) can act as both a direct and indirect electron acceptor for iron-reducing Acidithiobacillus spp. Geomicrobiol.
Isolation of microorganisms involved in reduction of crystalline iron ...
2015年5月5日 · Here, two-stage cultivation was implemented to selectively enrich and isolate crystalline iron (III) oxide reducing microorganisms in soils and sediments.
Bacterial iron reduction and biogenic mineral formation for the ...
2018年1月15日 · In this study, we used the facultative anaerobe Shewanella loihica for the production of stable biogenic iron minerals under controlled chemical conditions. The biogenic formation of crystalline...
The differentiation of iron-reducing bacterial community and iron ...
2019年8月13日 · Iron-reducing bacteria play an important biogeochemical role in coupling the iron and carbon redox cycles. However, the extent of changes in community structures and iron-reduction activities of iron-reducing bacteria in riverine …
Elucidation of Gram-Positive Bacterial Iron(III) Reduction for ...
2021年5月21日 · In recent years, Gram-negative bacteria has been in the center stage of iron reduction research, whereas little is known about the potential use of Gram-positive bacteria to refine kaolin clay. In this study, we investigated the ferric reducing capabilities of five microbes by manipulating the microbial growth conditions.