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Table 4 Comparison of butanol production in different fermentation processes using cellulosic substrates

From: Developing a mesophilic co-culture for direct conversion of cellulose to butanol in consolidated bioprocess

Microorganism

Fermentation process

Substrate

Butanol concentration (g/L)

Butanol yield (g/g substrate)

Butanol productivity (g/L h)

Reference

Consortium N3 + C. acetobutylicum ATCC 824

Co-culture

Filter paper

3.73

0.145

0.020

This study

C. celevecrescens N3-2 + C. acetobutylicum ATCC 824

Co-culture

Filter paper

2.69

0.134

0.014

This study

C. thermocellum + C. saccharoperbutylacetonicum N1-4

Co-culture

Crystalline cellulose

7.90

0.198

0.037

[18]

C. thermocellum + C. beijerinckii NCIMB 8052

Co-culture

Crystalline cellulose

2.05

–

–

[18]

C. thermocellum + C. acetobutylicum ATCC 824

Co-culture

Crystalline cellulose

<1.0a

–

–

[18]

C. beijerinckii BA101

SHF

Corn fiber

6.40

0.138

0.073

[35]

C. beijerinckii NCIMB 8052

SHF

Corncob residue

5.60

0.130

0.057

[6]

C. saccharoperbutylacetonicum N1-4

SHF

Sago starch

10.40

0.29

0.072

[36]

C. acetobutylicum MTCC 481

SHF

Rice straw

2.10

1.04

0.017

[37]

C. acetobutylicum ATCC 824

SSF

Wheat straw

5.05

0.127

0.084

[24]

C. beijerinckii P260

SSF

Wheat straw

7.40

0.113

0.164

[20]

C. acetobutylicum ATCC 824

SSF

Seepweed

3.50

0.101

0.101

[38]

  1. En dash means not determined
  2. aButanol concentration as indicated in reference [18]