Table 1.
Biocatalysts | Fermentation conditions | Ethanol concentration | Yielda | Reference |
---|---|---|---|---|
Simultaneous saccharification and fermentation (SSF) (a mixture of various enzymes) | ||||
Inulinase + Z. moblilis | 35 °C, continuous | 55.1 g/L/h | 95% | Kim [128] 1990 |
A. niger 817 + S. cerevisiae 1200 | 30 °C, 15 h | 10.4% (v/v) | 92% | Nakamura et al. [130] 1996 |
K. fragilis + Z. moblilis 3881 |
30 °C, 72 h | 9.9% (v/v) | 94% | Szambelan et al. [131] 2005 |
K. fragilis + S. cerevisiae Bc16a |
30 °C, 72 h | 9.1% (v/v) | 86% | |
A. niger SL-09 + S. cerevisiae Z-06 |
30 °C, 48 h | 19.6% (v/v) | 90% | Ge and Zhang [132] 2005 |
Simultaneous saccharification and fermentation (SSF) (yeast with inulinase activity) | ||||
K. fragilis | 28 °C, 6 days | 11.1% (v/v) | 98% | Guiraud et al. [133] 1981 |
K. marxianus | 28 °C, 6 days | 11.5% (v/v) | 98% | |
K. marxianus ATCC12708 | 28 °C, 30 h | 14 g/L | 87% | Duvnjak et al. [134] 1981 |
K. marxianus ATCC 10606 | 28 °C, 30 h | 12 g/L | 83% | |
K. cicerisporus ATCC 22295 | 28 °C, 30 h | 13 g/L | 86% | |
K. fragilis 105 | 28 °C, 30 h | 11 g/L | 79% | |
K. marxianus UCD 55-82 | 35 °C, 60 h | 44 g/L | 88% | Bajpai and Margaritis [138], |
K. marxianus UCD 55-82 | 35 °C, continuous | 7 g/L/h | 90% | Sachs et al. [106], 1982 |
K. marxianus CECT 10875 | 28 °C, 30 h | 19 g/L | 96% | Negro [150], 2006 |
K. cicerisporus Y179 | 30 °C, 144 h | 12.3%(v/v) | 86.9 | Yu et al. [152], 2010 |
S. cerevisiae KCCM50549 | 30 °C, 36 h | 32.6 g/L | 70% | Lim et al. [151] 2011 |
K. marxianus ATCC8554 | 35 °C, 84 h | 60.9 g/L | 87% | Yuan et al. [153], 2008 |
S. cerevisiae 6525 with cloned inulinase gene | 35 °C, 48 h, | 72.5 g/L | 85% | Yuan et al. [155], 2013 |
K. marxianus with overexpressed inulinase gene | 35 °C, 72 h, | 96.2 g/L | 93% | Yuan et al. [156] 2013 |
Saccharomyces sp W0 with exo-inulinase gene | 28 °C, 144 h | 12.5%(v/v) | 62.5% | Zhang et al. [157] 2010 |
Saccharomyces sp W0 with 18S rDNA integration of exo-inulinase gene | 28 °C,120 h | 12.6%(v/v) | 66% | Yuan et al. [156] 2011 |
Saccharomyces sp W0 with endo-inulinase gene | 30 °C, 120 h | 12.6%(v/v) | 65% | Li et al. [159] 2013 |
K. marxianus PT-1 | 40 °C, 84 h | 73.6 g/L | 90% | Hu et al. [160] 2012 |
or S. cerevisiae JZ1C | 40 °C, 84 h | 65.2 g/L | 79.7% | |
S. cerevisiae DQ1 | 30 °C, 72 h | 128.1 g/L | 73.5% | Guo et al. [161] 2013 |
Ethanol yield is the percentage of theoretical yield on the basis of total sugar in feedstock.