Lessons learned from allergen adsorption on engineered nanomaterials: bridging experimental insights and...

Area of Science:

• Environmental Science
• Immunology
• Materials Science

Background:

• Allergic diseases have risen globally, coinciding with increased nanomaterial use in various applications.
• Human exposure to allergen-nanomaterial complexes occurs via inhalation, ingestion, and dermal contact, influencing immune responses.

Purpose of the Study:

• To provide a comprehensive overview of current research on allergen-nanomaterial interactions.
• To summarize mechanisms, structural and immunological consequences, and assess challenges in the field.

Main Methods:

• Review of recent studies on allergen adsorption onto nanomaterial surfaces.
• Analysis of how nanomaterial properties (shape, size, chemistry) affect allergen structure and stability.
• Consideration of dose, exposure route, and kinetics in physiological effects.

Main Results:

• Nanomaterial surface interactions modify allergen structure, epitope accessibility, and proteolytic stability.
• These modifications reshape immune outcomes, impacting allergic disease development.
• Dose, exposure route, and kinetics are key determinants of physiological and pathological consequences.

Conclusions:

• Allergen-nanomaterial interactions significantly influence immune responses and allergic disease.
• A cross-disciplinary approach integrating nanotechnology and immunology is essential for understanding these complex interactions.
• Advances in molecular toxicology and new approach methodologies offer mechanistic insights for nanomedicine and regulatory science.