Table 3.
Temperature (ºC) | Cellulose conversiona without vanillin (%) | Cellulose conversion with vanillinb (%) | Apparent inhibition (%) | Inhibitor-binding constant β (vanillin, mL/mg) |
---|---|---|---|---|
30 | 22.0 ± 1.7 | 14.4 ± 0.2 | 34.4 ± 3.0 | 0.1048 |
40 | 35.7 ± 0.6 | 22.9 ± 0.5 | 35.9 ± 1.6 | 0.1121 |
50 | 41.4 ± 0.6 | 26.9 ± 0.6 | 35.0 ± 0.9 | 0.1092 |
aEnzymatic hydrolysis of Avicel was carried out with cellulose concentration of 10 mg/mL and cellulase concentration of 0.3 mg/mL at pH 4.8. Cellulose conversion was determined at 24 h
bVanillin concentration was 5 mg/mL