. 2015 Feb 20;5:13. doi: 10.1186/s13568-015-0095-6

Table 5.

Comparison of the results from this study with literature reports on propionic acid fermentation process by P. acidipropionici with different carbon sources, using free and immobilized cells in batch and fed-batches modes of operation (adapted from (Dishisha et al. 2012) and Liu et al. (2012))

Strain	Carbon source	Immobilization matrix	Mode of operation	Propionic acid (g L ⁻¹ )	Productivity (g L ⁻¹ h ⁻¹ )	Y _PA/S (g g ⁻¹ )	P/A ratio (g g ⁻¹ )	Reference
ATCC 25562	Glycerol 30 (g L⁻¹)	-	Batch	20	0.24	0.68	45.6	Barbirato et al. (1997)
ATCC 25562	Glycerol 30 (g L⁻¹)	Ca alginate beads	Recycle batch	19.3	3.0	0.63	113.5	Bories et al. (2004)
ATCC 25562	Glycerol 20 (g L⁻¹)	-	Batch	12	0.42	0.64	6	Himmi et al. (2000)
ATCC 4965	Glycerol 20 (g L⁻¹)	-	Uncontrolled-pH Batch	6.77	0.05	0.72	Without acetic acid production	Coral et al. (2008)
CGMCC 1.2230	Glycerol 50 (g L⁻¹)	-	Batch	28.53 ± 0.82	0.19	0.57	11.14 ± 0.62	Zhu et al. (2010)
CGMCC 1.2230	Glycerol 80 (g L⁻¹)	-	Batch	32.00 ± 0.91	0.09	0.40	6.15 ± 0.31	Zhu et al. (2010)
DSM 4900	Glycerol 42 ± 0.50 (g L⁻¹)	-	Batch	19.46 ± 0.63	0.34	0.51	17.9	Dishisha et al. (2012)
	Glycerol 63.6 ± 0.90 (g L⁻¹)	-		26.31 ± 0.78	0.26	0.51	47.8
	Glycerol 43.3 ± 0.01 (g L⁻¹)	PEI-Luffa		21.70 ± 0.02	0.30	0.58	27.8
	Glycerol 63.2 ± 0.03 (g L⁻¹)	PEI-Luffa		26.00 ± 0.02	0.16	0.57	38.2
	Glycerol 42 ± 0.01 (g L⁻¹)	PEI-Poraver		20.09 ± 0.01	0.86	0.51	28.7
	Glycerol 66.6 ± 0.05 (g L⁻¹)	PEI-Poraver		28.39 ± 0.02	0.43	0.51	55.7
	Glycerol 84.6 ± 0.00 (g L⁻¹)	PEI-Poraver		35.23 ± 0.01	0.35	0.47	15.3
ATCC 4875	Xylose	-	Fed-batch	53.2	0.23	^a	5.2	Liu et al. (2012)
ATCC 4875	Corncob molasses	-	Fed-batch	71.8	0.28	^a	~4.8	Liu et al. (2012)
NRRLB-3569	Household refuse -	-	Batch	27.6	0.40	0.552	3.33	Blanc and Goma (1987)
ATCC 4875	Glycerol (40 g L⁻¹)	-	Batch	19.3 ± 0.06	0.026 ± 0.002	0.55 ± 0.01	>100	Zhang and Yang (2009)
ATCC 4875		Fibrous-bed bioreactor (FBB)	Fed-batch	19.7 ± 1.0	0.17 ± 0.04	0.52 ± 0.01	26 ± 4
ATCC 4875 ACK-Tet		-	Batch	26.0 ± 0.6	0.10 ± 0.03	0.54 ± 0.02	29 ± 3
ATCC 4875 ACK-Tet		Fibrous-bed bioreactor (FBB)	Recycle-batch	23.0 ± 1.3	0.25 ± 0.03	0.59 ± 0.02	22 ± 2
CGMCC1.2225 (ATCC4965)	Glycerol (40 g L⁻¹)	-	Batch	18.1 ± 0.65	0.108	0.475 ± 0.017	33.5	Liu et al. (2011)
CGMCC1.2225 (ATCC4965)	Glucose (40 g L⁻¹)	-	Batch	11.5 ± 0.45	0.068	0.303 ± 0.012	4.5	Liu et al. (2011)
ATCC 4875	Sorbitol (80 g L⁻¹)	-	Sequential batch –first batch	39.5 ± 5.2	0.6	0.613	12.0	This work
			Sequential batch –second batch	35.8 ± 1.4	0.5	0.419	16.0
			Sequential batch – third batch	34.4 ± 1.9	0.5	0.438	17.0

^aData not calculated.