Microbial Production of Short Chain Fatty Acids from Lignocellulosic Biomass: Current Processes and Market

Table 1

Microbial VFA production from lignocellulosic biomass.

Classification	VFA	Biomass	Conditions	Productivity	Reference
C. cellulolyticum	A.A.	Rice straw	Sugar platform	: 0.23 g/g	[83]
C. tyrobutyricum	B.A.	Rice straw	Sugar platform; detoxification	: 8.7 g/L	[84]
C. tyrobutyricum	B.A.	Wheat straw; Switch grass	Sugar platform; pH control	: 0.44 g/g; : 0.42 g/g	[85]
C. tyrobutyricum	B.A.	Wheat straw	Sugar platform; acid removal; urea supplement	: 1.30 g/L/h; : 0.45 g/g; : 0.88 g/g	[81, 86]
C. tyrobutyricum	B.A.	Corn fibre	Steep liquor suppl.	: 2.91 g/L/h; : 0.47 g/g	[87]
C. tyrobutyricum	B.A.	Rice straw	Sugar platform; detoxification	: 8.1 g/L	[88]
C. thermobutyricum	B.A.	Sorghum bagasse	Sugar platform; 50°C	: 17.6 g/L; : 0.44 g/g	[89]
Mixed culture	B.A.	Rice straw	Sugar platform; pH buffered	: 0.38 g/g; : 0.70 g/g	[90]
T. fusca	B.A.	Corn stover	Cellulolytic activity; aerobic fermentation; 55°C	: 2.37 g/L; : 0.52 g/g	[91]

A.A. denotes acetic acid; B.A. denotes butyric acid. : denotes rate; : denotes selectivity; : denotes titer; : denotes yield.