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Table 3 Individual populations of BLF2 and AY3 in the co-culture at the end of fermentation of algae hydrolysates based on q-PCR analysis

From: Bioconversion of distillers’ grains hydrolysates to advanced biofuels by an Escherichia coli co-culture

Initial BLF2/AY3 inoculation ratio

Average cell number (cell/mL) in the co-culture at 48 h

Final BLF2/AY3 ratio in the co-culture at 48 h

BLF2

AY3

BLF2 alone

2.0 × 109

1:0.5

3.5 × 109

5.9 × 107

59.3

1:1

2.8 × 109

8.8 × 107

31.8

1:1.5

1.9 × 109

9.3 × 107

20.4

1:2

1.5 × 109

2.5 × 108

6.0

1:4

1.5 × 109

4.0 × 108

3.8

1:6

9.6 × 108

2.8 × 108

3.4

1:8

1.5 × 109

4.6 × 108

3.3

1:10

1.2 × 109

6.5 × 108

1.8

AY3 alone

7.4 × 108