Related Experiment Videos
Non-electrode biosensors in clinical biochemistry.
Annals of Clinical Biochemistry
|November 1, 1985
Summary
This review explores various biosensor technologies, including piezoelectric, optical, field-effect transistor, and thermistor types. These biosensors show promise for diverse applications in clinical biochemistry and patient self-testing.
Area of Science:
- Biomedical Engineering
- Analytical Chemistry
- Sensor Technology
Background:
- Biosensors are crucial for detecting biological and chemical substances.
- Advancements in sensor technology enable more sensitive and specific detection methods.
Purpose of the Study:
- To review and summarize different types of biosensors.
- To highlight their applications in biochemical assays and monitoring.
Main Methods:
- Review of biosensors utilizing piezoelectric crystals for immunoassay.
- Discussion of optical biosensors employing waveguides and evanescent waves for immunoassays and enzyme-based assays.
- Examination of field-effect transistors for ion concentration changes and thermistors for enzymatic reaction heat monitoring.
Main Results:
- Piezoelectric biosensors are effective for immunoassays.
- Optical biosensors offer versatile detection in immunoassays and enzyme-based assays.
- Field-effect transistors and thermistors provide specific detection for biochemical reactions and enzyme assays.
Conclusions:
- Biosensors based on piezoelectric crystals, optical systems, field-effect transistors, and thermistors offer diverse detection capabilities.
- These biosensors have potential applications in clinical biochemistry, including low-volume testing, patient self-testing, and in vivo monitoring.