Table 7.
Representative commercial and non-commercial characteristics of saliva-based glucose sensors
| Manufacturer | Type | Sensor material | Configuration | Sensitivity | Linear Range (mg/dL) |
LOD (mg/dL) |
|
|---|---|---|---|---|---|---|---|
| Commercial | |||||||
| The IQ Global Group 156 | GOx | Organic Transistor ITO/P3HT/Poly (4-vinylphenol) |
Amperometric | - | 3.6-545 | - | |
| Non-commercial | |||||||
| Macaya et al. 155 | GOx | Pt/PEDOT:PSS | Resistive | 0.1 R/R0/(mg/dL) | 0.02-545 | 0.02 | |
| Chakraborty et al. 157 | Non-enzymatic | porous CuO | Amperometric | ∼2299 μAmM-1 cm-2 | 0.09-4 | 0.008 | |
| Liu et al. 158 | GOx/HRP | MWCNT | Amperometric | 67.93 nAmM-1 | 0.9-27 | 0.005 | |
P3HT, poly(3-hexylthiophene); R/R0, relative resistance variation; PEDOT:PSS, poly(3,4-ethylenedioxythiophene) polystyrene sulfonate; MWCNT, multi-walled carbon nanotube.