Microbial iron-redox cycling in subsurface environments

EE Roden - Biochemical Society Transactions, 2012 - portlandpress.com
iron-redox cycling is an excellent example of ecosystem-level ‘biochemical co-operation’, akin
to that known for other redox… that extracellular microbial iron-redox metabolism contributes …

Repeated anaerobic microbial redox cycling of iron

AJ Coby, F Picardal, E Shelobolina, H Xu… - Applied and …, 2011 - Am Soc Microbiol
… on rates of microbial Fe(III) reduction (41), changes in Fe(III) oxide mineralogy (eg,
production of amorphous surface coatings) associated with microbial Fe redox cycling have the …

Geomicrobiological cycling of iron

A Kappler, KL Straub - Reviews in Mineralogy and …, 2005 - pubs.geoscienceworld.org
Redox transformations of iron, as well as dissolution and precipitation and thus mobilization
… The third section focuses on microbial iron cycling catalyzed by the cooperation of these two …

Microbial iron redox cycling in a circumneutral-pH groundwater seep

M Blöthe, EE Roden - Applied and environmental microbiology, 2009 - Am Soc Microbiol
microbial Fe redox cycling occurred within this habitat and support previous conceptual models
for how microbial … Changes in iron (Fe) redox state are linked to carbon and energy flow …

[PDF][PDF] Microbial reduction of manganese and iron: new approaches to carbon cycling

KH Nealson, CR Myers - Applied and environmental microbiology, 1992 - Am Soc Microbiol
… Prior to 1988, both environmental data and the redox properties of oxidized manganese (Mn)
and iron (Fe) had led many investigators to speculate about the existence of organisms …

Microbial and geochemical features suggest iron redox cycling within bacteriogenic iron oxide-rich sediments

AG Gault, A Ibrahim, S Langley, R Renaud… - Chemical …, 2011 - Elsevier
… ►We have examined the biogeochemistry of bacteriogenic iron oxides (BIOS) ►BIOS
mineralogy … ►Closely coupled microbial iron redox cycle exists in surface BIOS-rich sediments …

Iron in microbial metabolisms

KO Konhauser, A Kappler, EE Roden - Elements, 2011 - pubs.geoscienceworld.org
… - to centimeter-scale redox gradients? Significant interest … iron cycle. In terms of BIF, were
bacteria the dominant oxidizers of dissolved Fe(II)? Similarly, did the evolution of microbial iron

Interactions between microbial iron reduction and metal geochemistry: effect of redox cycling on transition metal speciation in iron bearing sediments

DC Cooper, FF Picardal, AJ Coby - Environmental science & …, 2006 - ACS Publications
… for future studies to investigate rates of iron redox cycling in natural systems, and how
those … the importance of iron redox cycling on driving changes in metal speciation in iron-bearing …

Anaerobic redox cycling of iron by freshwater sediment microorganisms

KA Weber, MM Urrutia, PF Churchill… - Environmental …, 2006 - Wiley Online Library
microbial N and Fe redox cycling in sediments. Changes in microbial community structure
associated with redox … metallireducens to catalyse anaerobic Fe redox cycling analogous to …

Microorganisms pumping iron: anaerobic microbial iron oxidation and reduction

KA Weber, LA Achenbach, JD Coates - Nature Reviews Microbiology, 2006 - nature.com
… At a circumneutral pH, microbial iron redox cycling can significantly affect the geochemistry
of hydromorphic soils (that is, soils showing poor drainage) and sediments, leading to the …