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Fig. 5 | Biotechnology for Biofuels

Fig. 5

From: Determinants on an efficient cellulase recycling process for the production of bioethanol from recycled paper sludge under high solid loadings

Fig. 5

Variation of Cel7A, Cel7B and β-glucosidase activities over four rounds of nRPS hydrolysis (120 h hydrolysis [40 °C] → 24 h SSF [35 °C]) with cellulase recycling. 20 FPU/gcellulose were initially employed with a posterior supplementation of 50% fresh enzymes on each recycling stage (Rxi and Rxf refers to the initial and final activity of round x, respectively)

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