Table 3.

% Activity retained after repeated analysis for laccase electrode immobilized using different protein-based stabilizing agents

Protein-based stabilizing agents	% Activity after no. of analyses for 50 µM catechol						No. of analyses possible with 50 % activity retention (half life)
	100	200	300	400	500	550
Bovine serum albumin	100	214	121	100	57	50	550
Gelatin	170	115	100	70			450
Lysozyme	133	93	60				350