Optical biosensors for diagnosing neurodegenerative diseases
Khuong Duy Mac1, Judith Su1,2
1Department of Biomedical Engineering, The University of Arizona, Tucson, AZ USA.
Npj Biosensing
|May 5, 2025
Summary
Early detection of neurodegenerative diseases is crucial. Optical biosensors offer rapid, sensitive methods for diagnosing these conditions and advancing new therapies.
Area of Science:
- Biomedical Engineering
- Neuroscience
- Analytical Chemistry
Background:
- Neurodegenerative diseases involve progressive neuron loss, impacting brain and nervous system function.
- Early diagnosis is vital for effective treatment and therapeutic development.
- Optical biosensors provide sensitive, label-free detection methods.
Purpose of the Study:
- To review optical biosensor principles and performance for neurodegenerative disease diagnosis.
- To discuss advancements in optical biosensor technology for early detection.
- To explore applications in drug screening for neurodegenerative disorders.
Main Methods:
- Review of scientific literature on optical biosensors.
- Analysis of sensor principles (e.g., SPR, fluorescence, colorimetric).
- Evaluation of performance metrics (sensitivity, specificity, detection limits).
Main Results:
- Optical biosensors demonstrate significant potential for early and accurate diagnosis.
- Label-free and rapid detection capabilities are key advantages.
- Various optical techniques show promise for detecting disease biomarkers.
Conclusions:
- Optical biosensors are a promising tool for the early diagnosis of neurodegenerative diseases.
- Further advancements are expected to enhance sensitivity and clinical applicability.
- These technologies can accelerate drug discovery and development for neurodegenerative conditions.
