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Laboratory animal allergy: a British perspective on a global problem
1Department of Occupational and Environmental Medicine, Imperial College School of Medicine, National Heart & Lung Institute, London, United Kingdom.
ILAR Journal
|December 21, 2000
Summary
Laboratory animal allergy (LAA) remains prevalent despite regulations. Reducing exposure to potent animal allergens through best practices is key to prevention.
Area of Science:
- Occupational Health
- Allergology
- Environmental Health
Background:
- Laboratory animal allergy (LAA) is a significant occupational disease in the UK.
- Despite health and safety legislation, LAA prevalence has not decreased significantly over 20 years.
- Increasing knowledge of LAA etiology has not impacted its incidence.
Purpose of the Study:
- To analyze the impact of legislation on LAA prevalence.
- To review the relationship between animal allergen exposure and LAA development.
- To discuss future prevention strategies for LAA.
Main Methods:
- Review of existing studies on LAA and occupational health legislation.
- Analysis of the relationship between exposure intensity and disease risk.
- Discussion of challenges in setting occupational exposure limits.
Main Results:
- LAA risk correlates directly with the intensity of animal allergen exposure.
- Animal allergens are highly potent, requiring significant exposure reduction.
- Lack of standardized exposure assays hinders occupational exposure limit setting.
Conclusions:
- Future LAA prevention in the UK will likely focus on industry-driven "best practice" guidelines.
- Engineering controls for reducing animal allergen exposure are crucial.
- Substantial decreases in allergen exposure are necessary to reduce LAA symptoms.