Fig. 4From: Facilely reducing recalcitrance of lignocellulosic biomass by a newly developed ethylamine-based deep eutectic solvent for biobutanol fermentationReusability of cellulase absorbed on pretreated corncob. a Without addition of Tween80, b 0.5% (v/v) Tween80. ( ): total sugar; ( ): glucose; ( ): xylose; ( ): arabinose. Shadow refers to standard deviation, and all reactions were performed in triplicateBack to article page