Table 2
(continued)
Enz./Analyte Device
Detection
Linear Range Detection
Limit
Sample
References
Hypoxanthine (XOD-PDDA-MWCNT-Graphene)
3 /carbon SPE
Uric acid
oxidation
5–50
µM
4.4
µM
Serum
[98]
ChOD
Cholesterol
PEI/(ChOx/PEI-rGO)
3 /glassy carbon electrode
O
2 depletion
100 nM–
9 mM
21 nM
Buffer, serum
[99]
Cholesterol
ChOD/PtNP/PANI/microneedle array
H
2 O
2 oxidation 1–12 mM
440
µM
Buffer, serum
[91]
Cholesterol
ChOD/nickel oxide-platinum electrode with
microfluidic channels
Ferricyanide
mediated
120
µM–
10 mM
100
µM
Buffer, serum
[100]
ChOx
Choline
PEI
2 % /GA
0.5 % /BSA/ChOx/MMA/CellAce/MMA/PPD/Pt electrode
H
2 O
2 oxidation Up to
100
µM
ND
Buffer, striatum
(rat)
[20]
Choline
(PDDA/ChOx)
3 /(PDDA/PAS)
2 /MnO
2 /SPE
H
2 O
2 oxidation 0.3–100
µM 150 nM
Buffer
[101]
Choline
ChOx/RTIL/SWCNT/glassy carbon electrode
ChOx/RTIL/MWCNT/glassy carbon electrode
DET
DET
10–700
µM
100–800
µM
10
µM
100
µM
Buffer
Buffer
[57]
GluOx
Glutamate
GluOx/PtNP/gold nanoelectrode array
H
2 O
2 oxidation Up to 8 mM 14
µM
Buffer
[102]
Glutamate
BSA/AOx/GluOx/PPD/Pt electrode
H
2 O
2 oxidation 5–150
µM
44 nM
Subthalamic
nucleus (rat)
[103]
Glutamate
GluOx-PVA-SbQ/Pd electrode
H
2 O
2 oxidation 50 nM–
100
µM
50 nM
Buffer
[104]
AOx
ascorbate oxidase; AuNP
gold nanoparticles; BSA
bovine serum albumin; CellAce
cellulose acetate; CES
cerebral extracellular space; CNF
carbon
nanofibers; CNT
carbon nanotubes; DET
direct electron transfer; GA
glutaraldehyde; HRP
horseradish peroxidase; MMA
methyl methacrylate; MWCNT
multi-walled carbon nanotubes; ND
not determined; PANI
polyaniline; PAS
polyanethol sulfonate; PB
Prussian blue; PDDA
poly(diallyldimethyl ammonium
chloride); PEI
polyethylene imine; PMS
N-methylphenazonium methyl sulphate; PPD
poly-(m-phenylenediamine); PQQ
pyrroloquinoline quinone; PtNP
platinum nanoparticles; PVA-SbQ
polyvinyl alcohol, N-methyl-4(4’-formylstyryl)pyridinium methosulfate acetal; RE
reference electrode; rGO
reduced
graphene oxide; RTIL
room temperature ionic liquids; SPE
screen-printed electrode; SWCNT
single-walled carbon nanotubes; TMB
tetramethylbenzidine; TNT
titanate nanotubes; WE
working electrode
Selective Enzymes at the Core of Advanced Electroanalytical …
315
(continued)
Enz./Analyte Device
Detection
Linear Range Detection
Limit
Sample
References
Hypoxanthine (XOD-PDDA-MWCNT-Graphene)
3 /carbon SPE
Uric acid
oxidation
5–50
µM
4.4
µM
Serum
[98]
ChOD
Cholesterol
PEI/(ChOx/PEI-rGO)
3 /glassy carbon electrode
O
2 depletion
100 nM–
9 mM
21 nM
Buffer, serum
[99]
Cholesterol
ChOD/PtNP/PANI/microneedle array
H
2 O
2 oxidation 1–12 mM
440
µM
Buffer, serum
[91]
Cholesterol
ChOD/nickel oxide-platinum electrode with
microfluidic channels
Ferricyanide
mediated
120
µM–
10 mM
100
µM
Buffer, serum
[100]
ChOx
Choline
PEI
2 % /GA
0.5 % /BSA/ChOx/MMA/CellAce/MMA/PPD/Pt electrode
H
2 O
2 oxidation Up to
100
µM
ND
Buffer, striatum
(rat)
[20]
Choline
(PDDA/ChOx)
3 /(PDDA/PAS)
2 /MnO
2 /SPE
H
2 O
2 oxidation 0.3–100
µM 150 nM
Buffer
[101]
Choline
ChOx/RTIL/SWCNT/glassy carbon electrode
ChOx/RTIL/MWCNT/glassy carbon electrode
DET
DET
10–700
µM
100–800
µM
10
µM
100
µM
Buffer
Buffer
[57]
GluOx
Glutamate
GluOx/PtNP/gold nanoelectrode array
H
2 O
2 oxidation Up to 8 mM 14
µM
Buffer
[102]
Glutamate
BSA/AOx/GluOx/PPD/Pt electrode
H
2 O
2 oxidation 5–150
µM
44 nM
Subthalamic
nucleus (rat)
[103]
Glutamate
GluOx-PVA-SbQ/Pd electrode
H
2 O
2 oxidation 50 nM–
100
µM
50 nM
Buffer
[104]
AOx
ascorbate oxidase; AuNP
gold nanoparticles; BSA
bovine serum albumin; CellAce
cellulose acetate; CES
cerebral extracellular space; CNF
carbon
nanofibers; CNT
carbon nanotubes; DET
direct electron transfer; GA
glutaraldehyde; HRP
horseradish peroxidase; MMA
methyl methacrylate; MWCNT
multi-walled carbon nanotubes; ND
not determined; PANI
polyaniline; PAS
polyanethol sulfonate; PB
Prussian blue; PDDA
poly(diallyldimethyl ammonium
chloride); PEI
polyethylene imine; PMS
N-methylphenazonium methyl sulphate; PPD
poly-(m-phenylenediamine); PQQ
pyrroloquinoline quinone; PtNP
platinum nanoparticles; PVA-SbQ
polyvinyl alcohol, N-methyl-4(4’-formylstyryl)pyridinium methosulfate acetal; RE
reference electrode; rGO
reduced
graphene oxide; RTIL
room temperature ionic liquids; SPE
screen-printed electrode; SWCNT
single-walled carbon nanotubes; TMB
tetramethylbenzidine; TNT
titanate nanotubes; WE
working electrode
Selective Enzymes at the Core of Advanced Electroanalytical …
315