Sequestration and oxidation of heavy metals mediated by Mn (II) oxidizing microorganisms in the aquatic environment

Y Huang, X Huangfu, C Ma, Z Liu - Chemosphere, 2023‏ - Elsevier
Microorganisms can oxidize Mn (II) to biogenic Mn oxides (BioMnOx), through enzyme-
mediated processes and non-enzyme-mediated processes, which are generally considered …

The molecular biogeochemistry of manganese (II) oxidation

K Geszvain, C Butterfield, RE Davis… - Biochemical Society …, 2012‏ - portlandpress.com
Micro-organisms capable of oxidizing the redox-active transition metal manganese play an
important role in the biogeochemical cycle of manganese. In the present mini-review, we …

[كتاب][B] Geomicrobiology

HL Ehrlich, DK Newman - 2008‏ - taylorfrancis.com
Uncovers the Key Role Microbes Play in the Transformation of Oxidizable and Reducible
MineralsMany areas of geomicrobial processes are receiving serious attention from …

Adsorption of uranium (VI) to manganese oxides: X-ray absorption spectroscopy and surface complexation modeling

Z Wang, SW Lee, JG Catalano… - … science & technology, 2013‏ - ACS Publications
The mobility of hexavalent uranium in soil and groundwater is strongly governed by
adsorption to mineral surfaces. As strong naturally occurring adsorbents, manganese oxides …

Evolution of uranium and thorium minerals

RM Hazen, RC Ewing… - American …, 2009‏ - pubs.geoscienceworld.org
The origins and near-surface distributions of the~ 250 known uranium and/or thorium
minerals elucidate principles of mineral evolution. This history can be divided into four …

Uraninite oxidation and dissolution induced by manganese oxide: A redox reaction between two insoluble minerals

Z Wang, SW Lee, P Kapoor, BM Tebo… - … et Cosmochimica Acta, 2013‏ - Elsevier
The longevity of subsurface U (IV) produced by reduction of U (VI) during in situ
bioremediation can be limited by reoxidation to more mobile U (VI) species. Coupling of the …

Oxidative UO2 Dissolution Induced by Soluble Mn(III)

Z Wang, W **ong, BM Tebo… - Environmental science & …, 2014‏ - ACS Publications
The stability of UO2 is critical to the success of reductive bioremediation of uranium. When
reducing conditions are no longer maintained, Mn redox cycling may catalytically mediate …

Unraveling Fe (II)-oxidizing mechanisms in a facultative Fe (II) oxidizer, Sideroxydans lithotrophicus strain ES-1, via culturing, transcriptomics, and reverse …

N Zhou, JL Keffer, SW Polson… - Applied and …, 2022‏ - Am Soc Microbiol
Sideroxydans lithotrophicus ES-1 grows autotrophically either by Fe (II) oxidation or by
thiosulfate oxidation, in contrast to most other isolates of neutrophilic Fe (II)-oxidizing …

Comparative dissolution kinetics of biogenic and chemogenic uraninite under oxidizing conditions in the presence of carbonate

KU Ulrich, ES Ilton, H Veeramani, JO Sharp… - … et Cosmochimica Acta, 2009‏ - Elsevier
The long-term stability of biogenic uraninite with respect to oxidative dissolution is pivotal to
the success of in situ bioreduction strategies for the subsurface remediation of uranium …

Oxidation of biogenic U (IV) in the presence of bioreduced clay minerals and organic ligands

R Li, L Zhang, Y Chen, Q **a, D Liu… - Environmental …, 2024‏ - ACS Publications
Bioreduction of soluble U (VI) to sparingly soluble U (IV) is proposed as an effective
approach to remediating uranium contamination. However, the stability of biogenic U (IV) in …