A novel sustainable photo/chemical magnetic nanomaterial effectively mitigates the allergenicity of phospholipase A2.
Food Chem
; 461: 140851, 2024 Dec 15.
Article
in En
| MEDLINE
| ID: mdl-39167945
ABSTRACT
Reducing the allergenicity of edible insects is crucial for the comprehensive utilization of insect resources. Phospholipase A2 (PLA2) exists in various edible insects and mammalian tissues, which can cause serious allergic reactions. Herein, we constructed a magnetic nanocomposite with photo/chemical synergistic capability to mitigate the allergenicity of PLA2. The formation of prepared nanocomposite was systematically confirmed using various techniques. The nanocomposite exhibited uniform diameters, abundant functional groups, excellent magnetic capabilities. An effective photo/chemical method was established to reduce the allergenicity of PLA2 in vitro. The feasibility of the method was demonstrated through circular dichroism, fluorescence spectrum and IgE-binding analysis. The allergenicity and IgE-binding effect of PLA2 were significantly reduced due to conformational changes after nanomaterial treatment. These results demonstrate the sensitivity and effectiveness a strategy for reducing PLA2 allergenicity, providing a basis for development of nanomaterials to reduce the risk of novel food allergies in response to edible insect products.
Key words
Full text:
1
Collection:
01-internacional
Database:
MEDLINE
Main subject:
Allergens
/
Phospholipases A2
Limits:
Animals
/
Humans
Language:
En
Journal:
Food Chem
Year:
2024
Document type:
Article
Country of publication:
Reino Unido