2. Materials and methods
2.1. Microorganism
Polyporus sp. S133 isolated from a petroleum contaminated-soil
in Matsuyama city, Ehime, Japanwas used for experimentation. The
strain was maintained on malt extract agar (2% (w/v) malt extract,
2% (w/v) glucose, 0.1% (w/v) polypeptone, and 1.5% (w/v) agar) in a
plastic Petri disk at 4 ◦C prior to use.