# RETRACTION: Chitosan‐Coated Solid Lipid Nano‐Encapsulation Improves the Therapeutic Antiairway Inflammation Effect of Berberine against COPD in Cigarette Smoke‐Exposed Rats

**Authors:** Canadian Respiratory Journal

PMC · DOI: 10.1155/carj/9758217 · Canadian Respiratory Journal · 2026-02-19

## Full-text entities

- **Diseases:** COPD (MESH:D029424), Inflammation (MESH:D007249)
- **Chemicals:** Chitosan (MESH:D048271), Berberine (MESH:D001599), Lipid (MESH:D008055), Cigarette Smoke (-)
- **Species:** Rattus norvegicus (brown rat, species) [taxon 10116]

## Full text

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## References

1 references — full list in the complete paper: https://tomesphere.com/paper/PMC12917418/full.md

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Source: https://tomesphere.com/paper/PMC12917418