Trametes meyenii possesses elevated dye degradation abilities under normal nutritional conditions compared to other white rot fungi

AMB Express

Table 4 Decolouration and enzyme characteristics of Trametes species cultured in liquid media for 29 days

	Decoloration				Enzyme activities
	Initial decoloration period (days)	Number of decolorations	Rate of decoloration at 29 days	Average time for decoloration (days)	Mn Peroxidase			Laccase
	Initial decoloration period (days)	Number of decolorations	Rate of decoloration at 29 days	Average time for decoloration (days)	Maximum (U/ml)	Day at maximum	Average (U/ml)	Maximum (U/ml)	Day at maximum	Average (U/ml)
Trametes versicolor
Kirks	4	8	Low	2.75	18.2	15	8.0	90.5	8	55.0
LN Kirks	3	19	Inter	1.50	8.3	6	5.3	91.8	6	34.1
LN Mn Kirks	3	16	Low	1.38	25	4	11.0	72.2	5	40.4
Trametes multicolor
Kirks	3	21	Inter	1.29	22.5	4	11.1	84.1	6	42.7
LN Kirks	3	24	High	1.25	38.9	5	6.5	87.4	5	40.2
LN Mn Kirks	3	20	Low	1.10	50.0	5	18.3	84.6	6	35.0
Trametes pubescens
Kirks	3	19	Inter	1.39	10.4	17	4.5	78.6	21	26.1
LN Kirks	3	26	High	1.08	11.3	21	5.0	80.3	22	29.8
LN Mn Kirks	3	20	Low	1.30	19.1	14	5.2	77.2	17	26.3
Trametes meyenii
Kirks	4	23	High	1.26	20.5	15	7.3	88.1	17	31.5
LN Kirks	4	10	inter	2.91	20.8	6	4.8	86.7	8	39.6
LN Mn Kirks	6	8	Inter	3.49	46.3	11	15.1	90.3	29	36.1

Normal (Kirk’s), low nitrogen (LN Kirk’s), and low nitrogen supplemented with Mn (LN Mn Kirk’s); for more details see Table 2. Each value is an average of five separate experiments. S.D. always less than 4% (n = 5).