Table 1.

Bacillus species producing xylanases (IU mL⁻¹) by utilizing different substrates

Strains	Substrate used	Xylanase (IU mL−1)	Strain type	Temperature °C	Reference
B. subtilis	Sugarcane bagasse	439.5	Wild	37	(Irfan et al. 2012)
B. subtilis	Wheat middlings	70.31	Wild	37	(Reque et al. 2019)
B cereus	Corn husk	2.20	Wild	65	(Ayishal Begam et al. 2015)
B. tequilensis	Wheat bran	41.30	Wild	80	(Kumar and Satyanaana 2014)
B. licheniformis	Commercial xylan	122.9	Recombinant	60	(Liu and Liu 2008)
B. aestuarii	Commercial xylan	0.18	Wild	60	(Chauhan et al. 2015)
B. borstelensis	Rice husk	6.81	Wild	60	(Budhathoki et al. 2011)
B. circulans	Oat spelt xylan	7.05	Wild	45	(Bocchini et al. 2007)
B. amyloliquefaciens	Brewer's spent grain	10.5	Wild	37	(Amore et al. 2015)
B. sp. 3A	Locust bean gum	571.14	Wild	70	(Regmi et al. 2016)
B. pumilus	Oat spelt xylan	1,723	Wild	50	(Subramaniyan 2012)
B. halodurans	Cane molasses	69	Wild	80	(Kumar and Satyanaana 2014)
B. mojavensis	Agricultural waste	249.308	Wild	37	(Akhavan Sepahy et al. 2011)
B. brevis	Wheat straw	30	Recombinant	55	(Goswami et al. 2014)
Bacillus strains	Corn cob	180	Wild	30	(Avcioglu et al. 2005)