Abstract
As the immediate precursor for the biosynthesis of dopamine (DA), L-DOPA remains a potent drug in the treatment of Parkinson's disease. In this study, we developed a novel DOPA-dioxygenase-based biosensor for the quantification of L-DOPA through the formation of yellow betalamic acid derivatives in vitro and in vivo. The proposed system is simple, rapid, sensitive, and selective to L-DOPA while remaining robust to interference from other catecholamines, and is further applicable for the determination of L-DOPA in spiked fetal bovine serum samples.
| Original language | English |
|---|---|
| Article number | 126717 |
| Journal | Sensors and Actuators, B: Chemical |
| Volume | 297 |
| DOIs | |
| Publication status | Published - 2019 Oct 15 |
Keywords
- Catecholamine
- Cell-based biosensor
- Colorimetric biosensors
- DOPA 4,5-Dioxygenase
- L-DOPA
ASJC Scopus subject areas
- Electronic, Optical and Magnetic Materials
- Instrumentation
- Condensed Matter Physics
- Surfaces, Coatings and Films
- Metals and Alloys
- Electrical and Electronic Engineering
- Materials Chemistry
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