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Bixin protects mice against bronchial asthma though modulating PI3K/Akt pathway
Yingjie Zhu1, Dong Sun2, Han Liu1
1Department of Respiratory Medicine, Center For Pathogen Biology and Infectious Diseases, The First Hospital of Jilin University, Changchun 130021, Jilin, PR China.
International Immunopharmacology
|October 22, 2021
Summary
Bixin, a natural compound, effectively treats asthma by reducing airway inflammation and remodeling. It works by inhibiting the PI3K/Akt pathway, offering a novel natural product strategy for asthma management.
Area of Science:
- Pharmacology
- Immunology
- Natural Products Chemistry
Background:
- Asthma is a chronic respiratory disease with limited treatment options.
- Natural compounds show promise for asthma therapy.
- Bixin, from Bixa Orellana, has anti-inflammatory properties but its asthma effects are unknown.
Purpose of the Study:
- To investigate the therapeutic effects of Bixin on allergic asthma.
- To explore Bixin's mechanism of action in asthma.
Main Methods:
- Administration of Bixin to asthmatic mice.
- In vitro studies on epithelial-mesenchymal transition (EMT) and TGF-β signaling.
- Analysis of PI3K/Akt pathway activation.
Main Results:
- Bixin suppressed allergic airway inflammation and reversed glucocorticoid resistance.
- Bixin alleviated airway remodeling and airway hyperresponsiveness (AHR).
- Bixin inhibited TGF-β-mediated EMT and antagonized PI3K/Akt signaling in vitro and in vivo.
Conclusions:
- Bixin demonstrates significant therapeutic potential against allergic asthma.
- Bixin acts as a PI3K/Akt signaling antagonist.
- Bixin represents a novel natural product-based strategy for asthma treatment.
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