From: Stimulation of extracellular invertase production from spent yeast when sugarcane pressmud used as substrate through solid state fermentation
Spent yeast : Culture yeast (together they constituted 20% (w/w) of pressmud
1:9
3:7
5:5
7:3
9:1
Specific activity (U/mg)
147.3
192.7
247.5
297.3
289.7