Release of glucose repression on xylose utilization in Kluyveromyces marxianus to enhance glucose-xylose co-utilization and xylitol production from corncob hydrolysate

Table 3 Comparison of xylitol production from the detoxified or nondetoxified corncob hydrolysate by yeast

Strains	Temperature (°C)	Initial cell density (g/L)	Xylose (g/L)	Glucose (g/L)	Xylitol production (g/L)	Productivity (g/(L h))	Yield	Reference
Detoxified
C. tropicalis W103	35	0.3	65.9	10	45.4	0.71	0.71	[44]
C. tropicalis	30	2.0	100	–	75.1	2.01	0.75	[45]
C. tropicalis	30	4.0% (v/v)^a	40.16	6.5	22.63	0.47	0.57	[46]
C. athensensis SB18	30	0.5	123.42	22	100.01	0.98	0.81	[47]
C. tropicalis	30	1.5	116.7	–	96.5	1.01	0.83	[48]
C. maltosa	30	High^b	150	–	120	2.50	0.81	[39]
C. guilliermondii FTI 20037	30	1	74.5	15	55	0.57	0.87	[49]
C. guilliermondii FTI 20037	30	1	57.50	7.05	36.11	0.75	0.70	[50]
C. tropicalis UFMG BX12-a	30	–^c	~ 52.78	–	42.17	0.88	0.92	[51]
S. cerevisiae	30	50	48.7	59.3	37.9	0.39	0.63	[52]
K. marxianus YHY013	42	0.42	165.29	11.67	118.63	1.98	0.75	This study
Nondetoxified
C. tropicalis M2012462	30	10% (v/v)^a	~ 55	–	38.8	0.46	0.7	[53]
C. tropicalis JH030	30	1–1.5	45.8	8.7	31.1	0.44	0.71	[54]
C. tropicalis W103	35	0.5	53.29	8.69	17.1	0.24	0.32	[55]
C. tropicalis	30	–^c	50.6	7	40	0.42	0.79	[56]
C. tropicalis	30	–^c	~ 57	~ 7	41	0.43	0.73	[57]
S. cerevisiae	30	0.42	65	7	22.4	0.844	–	[58]
C. tropicalis M2012462	35	1.6	~ 50	~ 6	35.6	0.94	0.71	[59]
K. marxianus YHY013	42	0.42	102.39	4.49	69.94	1.75	0.73	This study

^a In some reports, the inoculation was presented as the ratio of seed culture volume to fermentation volume
^b After incubation for 24 h, all the yeast cells were harvested by centrifugation and resuspended in an isometric substrate solution
^c Cells were immobilized for fermentation

ISSN: 1475-2859