What is claimed is:
1. An aqueous extract of Phanerochaete chrysosporium fungus exhibiting lignin peroxidase enzymatic activity in the range of 500-2000 units per liter.
This application is a division of U.S. patent application Ser. No. 14/246,102 filed on Apr. 6, 2014, which is a division of U. S. patent application Ser. No. 12/153,880 filed on May 27, 2008, now U.S. Pat. No. 8,691,194, which is a division of U.S. Patent application Ser. No. 10/538,778...