Related Experiment Videos
Glutathione in the upper respiratory tract
B Testa1, M Mesolella, D Testa
1Institute of Otolaryngology, II University of Naples, Italy.
The Annals of Otology, Rhinology, and Laryngology
|February 1, 1995
Summary
Nasal administration of glutathione (GSH) aerosol significantly improved symptoms like nasal obstruction and rhinorrhea. This antioxidant may help defend respiratory cells against oxidative damage.
Area of Science:
- Biochemistry
- Pulmonology
- Rhinology
Background:
- Glutathione (GSH) is a key extracellular antioxidant found in high concentrations in the lower respiratory tract.
- Nasal fluid exhibits notably low concentrations of GSH under normal and pathological conditions.
Purpose of the Study:
- To investigate GSH concentrations in nasal fluid.
- To evaluate the therapeutic potential of aerosolized GSH in improving sinonasal symptoms.
Main Methods:
- Investigated GSH levels in nasal fluid.
- Administered a glutathione (GSH) aerosol (600 mg daily for 10 days) to participants.
- Assessed changes in nasal mucosa GSH levels and sinonasal symptom severity.
Main Results:
- Aerosolized GSH administration led to increased GSH levels in the nasal mucosa.
- A statistically significant improvement was observed in nasal obstruction, rhinorrhea, and ear fullness.
- The findings suggest a potential role for aerosolized GSH in managing sinonasal conditions.
Conclusions:
- Aerosolized glutathione (GSH) can increase nasal mucosal GSH levels.
- GSH aerosol therapy offers a promising approach for alleviating sinonasal symptoms.
- This antioxidant may serve to protect respiratory epithelial cells from oxidant-induced injury.