High production of laccase by a new basidiomycete, Trametes sp.

A new basidiomycete, Trametes sp. 420, produced laccase at 6,810 U l(-1) (268 mg, 25.4 U mg(-1) protein for guaiacol) in glucose medium and 7,870 U l(-1) (310 mg) in cellobiose medium with induction by 0.