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. 2018 Aug 1;11:214. doi: 10.1186/s13068-018-1217-6

Fig. 4.

Fig. 4

Cellulase enzyme adsorption on modified lignins. Lignins and enzyme cellulases (0.01–2 mg/mL) were incubated in 0.05 M citrate buffer at 4 °C and 150 rpm for 3 h to reach equilibrium