Fig. 1From: Visualizing cellulase adsorption and quantitatively determining cellulose accessibility with an updated fungal cellulose-binding module-based fluorescent probe proteinAdsorption of His6–GFP2–CBM fusion probe protein on filter paper (a left) and H2SO4-pretreated wheat straw (a right); and test of the specific adsorption of the probe protein on filter paper (b) and microcrystalline cellulose (c)Back to article page