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Amperometric immunoassay.
1Department of Medicine, VAMC, Memphis, Tennessee.
Critical Reviews in Clinical Laboratory Sciences
|January 1, 1990
Summary
Amperometric immunoassays (AIAs) offer a versatile, rapid, and simple method for various applications. This review details their advantages, limitations, and diverse formats for enhanced electrochemical analysis.
Area of Science:
- Electrochemistry
- Analytical Chemistry
- Biotechnology
Background:
- Immunoassays are crucial for detecting biomolecules.
- Amperometric devices offer sensitive electrochemical detection.
- Existing analytical methods have limitations in speed and simplicity.
Purpose of the Study:
- To review amperometric immunoassays (AIAs) as a novel analytical technique.
- To discuss the advantages, limitations, and applications of AIAs.
- To provide a comprehensive overview of AIA principles and formats.
Main Methods:
- Review of existing literature on amperometric immunoassays.
- Discussion of amperometric electrode types, assay design, and principles.
- Comparison of AIAs with conventional methods like potentiometric immunoassays.
Main Results:
- AIAs demonstrate significant utility, ease, speed, and simplicity.
- Various homogeneous and heterogeneous AIA formats are described with diverse applications.
- Oxygen gas selective electrodes and oxidoreductase probes are key components.
Conclusions:
- Amperometric immunoassays represent a powerful and adaptable analytical tool.
- AIAs offer a promising alternative to conventional immunoassay techniques.
- Future developments in AIAs are expected to expand their applications further.