Table 1.

Analytical characteristics of the constructed bioelectrodes.

Bioelectrode				Potential, mV	Sensitivity (S)		Linear Range, µM	LOD, µM	KMapp, mM
Enzyme	Mr, kDa	Sensor for H2O2	N		A·M−1·m−2	KS
AO	640	PO	1	–50	22	S2/S1 = 1.5	130–900	39	0.70
		nCuCe	2		32	S3/S2 = 3.2	50–2100	15	0.70
		nCuCe/pAu	3		102	S3/S1 = 4.6	33–500	10	1.22
AMO	160	PO	1	–250	7	S2/S1 = 5	200–1700	61/130	2.1
		nCuCe	2		35	S3/S2 = 3.6	60–1700	18	2.2
		nCuCe/pAu	3		125	S3/S1 = 17.9	60–450	18	0.55
ArgO	500	PO	1	–150	22	S2/S1 = 5.1	75–1400	35	1.56
		nCuCe	2		113	S3/S2 = 1.8	50–2250	15	1.52
		nCeCu/pAu	3		200	S3/S1 = 9.1	100–500	33	0.83
GO	150–190	PO	1	–50	44	S2/S1 = 1.7	500–5000	150	5.23
		nCuCe	2		73	S3/S2 = 5.5	500–7300	150	18
		nCeCu/pAu	3		400	S3/S1 = 9.1	250–2000	76	5.81
Laccase	100	bulk	1	+200	2300	S2/S1 = 2.2	8–160	2	0.46
		* nCuCe	2		5055	S3/S2 = 1.8	3–40	2	0.17
		nCuCe/pAu	3		9280	S3/S1 = 4.0	2–40	1	0.09

* nCuCe is a mediator of electron transfer here.