Fig. 2From: Visualizing cellulase adsorption and quantitatively determining cellulose accessibility with an updated fungal cellulose-binding module-based fluorescent probe proteinAdsorption of three fusion probe proteins His6–GFP2–CBM, GFP2–CBM–His6, and His6–CBM–GFP2 on filter paper and MCC. Images on the upper line was taken by optical microscope for comparisonBack to article page