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. 2017 Dec 23;15(1):23. doi: 10.3390/ijerph15010023

Figure 1.

Figure 1

Figure 1

(A) Precipitation of laccases at different times using 75 wt.% ammonium sulphate; (B) Concentration and temperature of glutaraldehyde for cross-linking procedure; (C) Time of cross-linking using 50 mM GA and 4 °C.