Table 2.

Recent studies on the isolation, cloning and characterization of β-glucosidase for ethanol production from cellulosic materials

Microorganism type	Name of organisms	Total ethanol production	References
Bacteria	Exiguobacterium oxidotolerans	–	Chen et al. (2010a)
	Penicillium decumbens	–	Chen et al. (2010b)
	Cellulomonas biazotea	–	Chan et al. (2011)
	Clostridium phytofermentas	25 mM	Tolonen et al. (2011)
	Clostridium thermocellum	1.80 g/l	Kim et al. (2013)
Yeast	Saccharomycopsis fibuligera	9.15 g/l	Jeon et al. (2009a)
	Saccharomycopsis fibuligera	–	Jeon et al. (2009b)
	Issatchenkia orientalis	29 g/l	Kitagawa et al. (2010)
	Saccharomyces cerevisiae	45 g/l	Ha et al. (2011)
	Clavispora NRRL Y-50464	23 g/l	Liu et al. (2012b)
	Saccharomyces cerevisiae	8.5 g/l	Tang et al. (2013)
Other Fungi	Aspergillus oryzae	21.6 g/l	Kotaka et al. (2008)
	Aspergillus niger and Trichoderma reesei	–	Chauve et al. (2010)
	Penicillium decumbens	–	Ma et al. (2011)
	Agaricus arvensis	–	Singh et al. (2011)
	Neocallimastix patriciarum	–	Chen et al. (2012)
	Periconia sp.	–	Dashtban and Qin (2012)
	Penicillium simplicissimum H-11	–	Bai et al. (2013)
	White rot fungi	–	Mfombep et al. (2013)
	Acremonium thermophilum and Thermoascus aurantiacus	–	Teugjas and Valjamae (2013)
	Aspergillus nidulans, Aspergillus fumigatus, and Neurospora crassa	–	Bauer et al. (2006)