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Visualization of Germinosomes and the Inner Membrane in Bacillus subtilis Spores
Published on: April 15, 2019
Basidiospore allergen release: elution from intact spores
W E Horner1, E Levetin, S B Lehrer
1Tulane University Medical Center, Clinical Immunology Section, New Orleans, LA 70112.
The Journal of Allergy and Clinical Immunology
|August 1, 1993
Summary
Intact mushroom spores release allergens, with different species releasing them at varying rates. Spore wall thickness influences how quickly allergens are released, impacting clinical significance.
Area of Science:
- Mycology
- Allergen research
- Immunology
Background:
- Fungal spores are a common source of allergens.
- The release of allergens from intact fungal spores is not fully understood.
- Spore structure may influence allergen release patterns.
Purpose of the Study:
- To investigate allergen release from intact basidiospores in vitro.
- To determine if different fungal species exhibit distinct allergen release patterns.
- To explore the relationship between spore wall structure and allergen releasability.
Main Methods:
- Compared allergen extraction from disrupted spores versus elution from intact spores.
- Assessed allergenic potency using RAST inhibition assays.
- Analyzed allergen staining via SDS-PAGE IgE immunoblotting.
- Examined four species: Calvatia cyathiformis, Psilocybe cubensis, Lentinus edodes, and Pleurotus ostreatus.
Main Results:
- Significant species-specific differences in allergen release were observed.
- Pleurotus ostreatus and Lentinus edodes (thin-walled spores) released allergens more rapidly than Psilocybe cubensis and Calvatia cyathiformis (thick-walled spores).
- Allergen release rates correlated with spore wall characteristics.
Conclusions:
- Intact basidiospores from all tested species release allergens.
- Allergen release patterns vary significantly among species.
- These species-specific differences in allergen release may have clinical implications for allergy diagnosis and management.
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