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Cryopreserved human whole blood: a human-based in vitro immunotoxicological system
1Department of Environmental Health Sciences, Johns Hopkins University, Bloomberg School of Public Health, Baltimore, MD, USA; Center for Alternatives to Animal Testing, Johns Hopkins University, Bloomberg School of Public Health, Baltimore, MD, USA.
Alternatives to Laboratory Animals : ATLA
|February 12, 2014
Summary
A novel human whole blood assay effectively assesses health risks from airborne particulate matter and fungal spores. This method offers a cost-effective, ethical alternative to animal models for environmental health research.
Area of Science:
- Environmental Health
- Medical Mycology
- Immunotoxicology
Background:
- Airborne particulate matter and fungal bioaerosols pose significant human health risks.
- Traditional animal models have limitations in high-throughput, cost-effectiveness, and predicting human responses to pro-inflammatory stimuli.
- There is a need for reliable human-based assays to study the health effects of airborne exposures.
Purpose of the Study:
- To evaluate the application of a cryopreserved human whole blood assay for assessing health effects of environmental exposures.
- To investigate the pro-inflammatory potential of fungal spores from higher fungi (Basidiomycota).
- To demonstrate the utility of this human-based assay in environmental health and medical mycology.
Main Methods:
- Utilized a cryopreserved human whole blood system as a human-based assay.
- Exposed the assay to particulate matter and fungal spores from Basidiomycota.
- Assessed the pro-inflammatory responses induced by these airborne agents.
Main Results:
- The human whole blood assay demonstrated utility in evaluating common environmental health study paradigms.
- The assay successfully identified pro-inflammatory capabilities of fungal spores from Basidiomycota.
- Evidence supports the assay's effectiveness in studying human health effects of airborne exposures.
Conclusions:
- The cryopreserved human whole blood system is a valuable tool for environmental health and medical mycology research.
- This human-based assay provides a viable alternative to animal models for studying airborne exposure health effects.
- The study highlights potential human health impacts associated with basidiomycete fungal spores.
