Organism Dyes Activity Decolouration Comments References
Clostridium perfringens
ATCC 3626
Amaranth
Methyl Orange
Orange II
Tartrazine
µmol/ml/h
0.74
0.62
0.70
0.67
-
-
-
-
Dye concentration of 0.033 mM [54]
Pseudomonas GM3 Acid Violet 7
Reactive Blue 2
Acid Green 27
Acid red 183
Indigo
Carmine
-
-
-
-
-
97.4
18.3
75.6
20.1
69.0
After 72h of incubation. Dye concentration of 100 mg/l [55]
Enterococcus faecalis Methyl Red
Orange II
OrangeG
Amaranth
AUx10-2/mg protein
1.81
1.39
1.20
1.37
99.84
95.1
64.1
99.5
After 20 h of incubation. Dye concentration of 0.2 mM [56]
Eubacterium biforme Tartrazine
Sunset Yellow
Methyl Orange
Orange II
Amaranth
Allura Red 40
-
-
-
-
-
-
4.0
22.0
79.0
81.0
19.0
11.0
After 150 minutes of incubation. Dye concentration of 2 mM [57]
Table 2: Facultative and strictly anaerobic bacterial cultures, which are able to decolorize Azo dyes under anaerobic conditions.