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Fig. 2 | Biotechnology for Biofuels

Fig. 2

From: Enhanced rates of enzymatic saccharification and catalytic synthesis of biofuel substrates in gelatinized cellulose generated by trifluoroacetic acid

Fig. 2

Loss of birefringence upon treatment with TFA as determined by darkfield microscopy (upper panels) compared to gel forms observed by differential interference contrast (DIC) microscopy (lower panels). a Never-dried samples in water. b Freeze-dried. Times are hours of heating at 55 °C following low-temperature swelling at − 20 °C for 15 h

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