Artificial symbiosis for acetone-butanol-ethanol (ABE) fermentation from alkali extracted deshelled corn cobs by co-culture of Clostridium beijerinckii and Clostridium cellulovorans

Table 1 Comparation of butanol (isobutanol or ABE) production with varied lignocellulose by CBP

Strain	Strategy	Substrate	Isobutanol(g/L)	Butanol (g/L)	ABE (g/L)	ABE productivity(g/L/h)	Reference
C. cellulolyticum	Expressing enzymes that direct the conversion of pyruvate to isobutanol	Crystalline cellulose	0.660		ND	ND	[16]
Echerichia coli	Expressing enzymes that invove biomass digestion capabilities and butanol synthesis pathways	Ionic liquid-treated switchgrass		0.028	ND	ND	[15]
Trichoderma reesei and E. col i	Co-culture of T. reese i and an E. coli strain metabolically engineered to produce isobutanol	Pretreated corn stover	1.88		ND	ND	[36]
C. thermocellum and C.acetobutylicum	Sequential co-culture and feeding butyrate	Cellulose solka floc		2.40	3.90	0.0232	[18]
C. thermocellum and C.acetobutylicum	Sequential co-culture	Crystalline cellulose		0.60	1.4	0.0053	[19]
C. thermocellum and C. saccha- roperbutylacetonicum strain N1-4	Sequential co-culture	Crystalline cellulose		7.9	9.9	0.0375	[19]
C. thermocellum and C. beijerinckii	Sequential co-culture	Crystalline cellulose		2.1	3.0	0.0114	[19]
C. cellulolyticum and C.acetobutylicum	Co-culture	Cellulose solka floc		0.80	1.1	0.0051	[17]
Bacillus cellulolyticus and C. acetobutylicum	Co-culture	Pretreated palm pressed fiber		0.49		ND	[33]
C. thermocellum and C. beijerinckii	Sequential co-culture	AECC		8.75	16.0	0.0889	[37]
C. cellulovorans and C. beijerinckii	Co-culture	AECC		8.30	11.8	0.148	this work

ISSN: 1475-2859