phosphorylase, glucose hydrogen peroxide oxidase and peroxidase which is measured immobilised Colorimetric assay Disposable test AMP LR: 10-230 U/mL Any 146 biosensor system using strip placed under Gal-G2-CNP, tongue (25 µl). chromogenic substrate Once strip inserted for CNP is a into reader and α-amylase. yellow product once saliva moved onto hydrolysed which can be the reagent paper. measured The entire test photometrically at takes roughly 30 430nm. sec. Flow injection Sample FIA LOD: 60 NU/mL Any 147 spectrophotometric degradation of LR: 0.25-5.0 analysis based on complexes KNU/mL complexes measured in flow channel Immobilized layer of Sample placed on LR: 75-125 U/mL Any 148 starch gel on thick-film starch gel magneto elastic sensor and presence of alters the resonance frequency Spectrofluorimetric Sample incubated FIA LOD: 5.7 x 10-11 Any 149 using the quenching of with starch in flow mol/L luminescence intensity channels (634nm) of nano CdS LR: 4.8 x 10 -10 – doped in sol-gel of 1.2 x 10 -5 mol/L different concentrations of maltose Glycogen/amylopectin Sample incubated EIS Any 150 spin-coated on gold with film coated quartz crystals (case frequency of 10 MHz). Films cross-linked with hexamethylene diisocyanate. Film degradation measured with quartz crystal microbalance Degradation of Sample incubated LOD: 1.944 mU Any 151 measured using with platinum redox sensor LR: 0-0.54 U for direct potentiometric determination Glucose oxidase-based LOD: Any 152 biosensor measuring the decrease in dissolved LR: 0.66-9.83 U/mL oxygen concentration related to starch concentration.
phosphorylase, glucose oxidase and peroxidase immobilised hydrogen peroxide which is measured Colorimetric assay biosensor system using Gal-G2-CNP, chromogenic substrate for α-amylase. CNP is a yellow product once hydrolysed which can be measured photometrically at 430nm. Disposable test strip placed under tongue (25 µl). Once strip inserted into reader and saliva moved onto the reagent paper. The entire test takes roughly 30 sec. AMP LR: 10-230 U/mL Any 146 Flow injection spectrophotometric analysis based on complexes Sample degradation of complexes measured in flow channel FIA LOD: 60 NU/mL LR: 0.25-5.0 KNU/mL Any 147 Immobilized layer of starch gel on thick-film magneto elastic sensor and presence of alters the resonance frequency Sample placed on starch gel LR: 75-125 U/mL Any 148 Spectrofluorimetric using the quenching of luminescence intensity (634nm) of nano CdS doped in sol-gel of different concentrations of maltose Sample incubated with starch in flow channels FIA LOD: 5.7 x 10-11 mol/L LR: 4.8 x 10 -10 – 1.2 x 10 -5 mol/L Any 149 Glycogen/amylopectin spin-coated on gold coated quartz crystals (case frequency of 10 MHz). Films cross-linked with hexamethylene diisocyanate. Film degradation measured with quartz crystal microbalance Sample incubated with film EIS Any 150 Degradation of measured using platinum redox sensor for direct potentiometric determination Sample incubated with LOD: 1.944 mU LR: 0-0.54 U Any 151 Glucose oxidase-based biosensor measuring the decrease in dissolved oxygen concentration related to starch concentration. LOD: LR: 0.66-9.83 U/mL Any 152
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