Enzyme solution 2
0.25% bovine serum albumin (w/v)
1.5% cellulase (w/v), “Onozuka” RS (Yakult Honsha Co.)
0.02% Pectolyase Y-23 (w/v) (Kyowa Chemical Products Co.)
Adjust the pH to 3.5 with HCl for 5 min to inactivate contaminating proteases.
Adjust the pH to 5.5 with KOH.
Filter through a 0.45-μm filter.










