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Table 2 Selective removal of lignin by sodium chlorite oxidative pretreatment and the CAC determined by His6–CBM–GFP2 probe protein based on Langmuir adsorption

From: Visualizing cellulase adsorption and quantitatively determining cellulose accessibility with an updated fungal cellulose-binding module-based fluorescent probe protein

Sodium chlorite treating time (h) Contents of polymeric components Fitted Langmuir equation parameters and CAC
Gln (%) Xln (%) Lig (%) Amax (μg/mg) K p R 2 CAC (m2/g)
Raw wheat straw 35.1 ± 1.4 25.0 ± 0.8 27.9 ± 1.5 3.1 ± 0.6 0.00332 ± 0.00114 0.9547 0.6 ± 0.1
0.5 50.7 ± 0.7 28.3 ± 0.2 15.7 ± 1.1 9.9 ± 1.9 0.00183 ± 0.00071 0.9589 2.0 ± 0.4
1 51.4 ± 0.5 29.6 ± 0.4 13.1 ± 0.3 16.4 ± 0.9 0.00102 ± 0.00015 0.9969 3.3 ± 0.2
2 53.1 ± 0.1 30.3 ± 0.1 10.2 ± 0.9 32.6 ± 2.9 0.00056 ± 0.00020 0.9923 6.4 ± 0.6
3 55.2 ± 1.0 31.6 ± 0.2 9.3 ± 2.9 45.8 ± 4.0 0.00054 ± 0.00021 0.9931 9.0 ± 0.8
  1. Gln glucan (cellulose) content, Xyl xylan content, Lig lignin content