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Table 1 Determination of arsenic speciation in H. arsenicoxydans wild-type and mutant strains.

From: Multiple controls affect arsenite oxidase gene expression in Herminiimonas arsenicoxydans

Strain Mutated gene Arsenic species identifieda
   As(III) As(V)
ULPAs1 / - +
M1b aoxA + -
M2b aoxB + -
Ha482 aoxS + -
Ha483 aoxR + -
Ha2646 dnaJ + -
Ha3109 rpoN + -
Ha3437 modC - +
Ha3438 modB - +
  1. Determined by HPLC-ICP-AES after 48 h growth in CDM medium containing 100 mg.liter of arsenite.
  2. b[9]