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Response to comments on "A bacterium that can grow using arsenic instead of phosphorus"

November 23, 2011

Concerns have been raised about our recent study suggesting that arsenic (As) substitutes for phosphorus in major biomolecules of a bacterium that tolerates extreme As concentrations. We welcome the opportunity to better explain our methods and results and to consider alternative interpretations. We maintain that our interpretation of As substitution, based on multiple congruent lines of evidence, is viable.

Publication Year 2011
Title Response to comments on "A bacterium that can grow using arsenic instead of phosphorus"
DOI 10.1126/science.1202098
Authors Felisa Wolfe-Simon, Jodi Switzer Blum, Thomas R. Kulp, Gwyneth W. Gordon, Shelley E. Hoeft, Jennifer Pett-Ridge, John F. Stolz, Samuel M. Webb, Peter K. Weber, Paul C.W. Davies, Ariel D. Anbar, Ronald S. Oremland
Publication Type Article
Publication Subtype Journal Article
Series Title Science
Index ID 70003740
Record Source USGS Publications Warehouse
USGS Organization Branch of Regional Research-Western Region; Toxic Substances Hydrology Program
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