Fig. 4. Transformation of various amounts of 4-chlorophenol by 2 DMP units/mL laccase of Trametes villosa in the absence and presence of 2,4-dichlorophenol and 2,4,6-trichlorophenol. Incubations were performed at 25°C in phosphate buffer at pH 7 for 24 h (standard deviation was within 5%).