Table 2.

Kinetic data for tyrosinase biosensors for dopamine

Layer description (immobilization)	K M (mol L−1)	V max or I max	Ref.
C paste, b.entrp	1.1–2.3 × 10−4	0.342 μA	[72]
Biocomposite gel (agar, guar gum), b.entrp	5 × 10−6	–	[77]
MWNT/Nafion, b, surf. entrp	6 × 10−5	–	[51]
Chitosan, b. surf. entrp, TiO2/CeO2/Chit/GC, b. surf. entrp	7.99 × 10−4	–	[53]
Eggshell membrane, GA, surf, phys. ads	6.7 × 10−4	0.08 mmol L−1 min−1	[52]
PIn5COOH surf. attach, cov. bond	1.2 × 10−6	5.5 μA cm–2	[49]
	1.33 × 10−6	16.5 μA cm–2
	(AA, UA > 100 μmol L−1)

The abbreviations are explained in the footnote to Table 1