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AMB Express

Table 4 Reduction potentials of redox mediators

From: Redox mediators modify end product distribution in biomass fermentations by mixed ruminal microbes in vitro

Redox mediator

E° (V)

References

Methyl viologen

−0.446

Michaelis and Hill (1933)

Neutral red

−0.325

Park et al. (1999)

Safranin O

−0.279

Stieliler et al. (1933)

Resazurin

+0.042

Hungate (1969)

Tannins

+0.571 to +0.996a

Hagerman et al. (1998)

  1. aVaries with specific compound; range is at experimental pH of 6.24, similar to pH values of fermentation experiments reported here.
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