Assay for PPO activity was carried out by incubating 0.1 mL supernatant with 2.5 mL of catechol (0.5 mol/L) and change in optical density (OD) was recorded at 420 nm for 3 min. PPO
Assay for PPO activity was carriedout by incubating 0.1 mL supernatant with 2.5 mL of catechol(0.5 mol/L) and change in optical density (OD) was recorded at420 nm for 3 min. PPO