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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]