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A rapid microassay for hemolytic antibody--its application to immunotoxicological study
T Yoshida1, T Shimamura, S Shigeta
1Department of Environmental Medicine and Occupational Health, Tokai University School of Medicine, Kanagawa, Japan.
The Journal of Toxicological Sciences
|February 1, 1990
Summary
A new rapid microassay for detecting hemolytic antibody offers advantages over the traditional hemolytic plaque forming cell (PFC) assay. This method is effective for screening immunomodifiers in toxicology and pharmacology studies.
Area of Science:
- Immunology
- Analytical Chemistry
Background:
- The detection of antibody formation is crucial in immunological studies.
- The hemolytic plaque forming cell (PFC) assay is a common method for detecting antibody-producing cells.
- Limitations exist in the traditional PFC assay, particularly concerning speed and throughput.
Purpose of the Study:
- To develop a rapid microassay for quantifying hemolytic antibody.
- To compare the developed microassay with the conventional PFC assay.
- To evaluate the suitability of the microassay for screening immunomodulators.
Main Methods:
- Development of a microassay utilizing an automatic spectrophotometer for hemolytic antibody detection.
- Parallel comparison of the microassay with the standard PFC assay.
- Application of the microassay to assess the effects of arsenic and metallic compounds as immunomodifiers.
Main Results:
- The rapid microassay demonstrated comparable results to the PFC assay.
- The microassay exhibited greater efficiency and advantages over the PFC assay.
- Data indicated the microassay's effectiveness in screening immunomodulators.
Conclusions:
- A rapid, spectrophotometer-based microassay for hemolytic antibody detection has been successfully developed.
- This microassay is a viable and advantageous alternative to the PFC assay for antibody detection.
- The assay is well-suited for high-throughput screening of immunomodulators in immunotoxicology and immunopharmacology.