Study of Genic Expression Profiles of the Epithelium of the Nose and Bronchi in Healthy and Allergic Subjects

Exclusion Criteria

• •recent rhino-bronchial infection (\<6 weeks)
• •asthma exacerbation in the previous 6 weeks
• •Chronic disease may in the opinion of the investigators interfere with the results of the study or expose them to additional risk.
• •Treatment with nasal corticosteroids, inhaled or systemic in the past 6 weeks
• •Current smoking no history of smoking or not smoking for at least 12 months and weaned smoking history \<5 pack-years)
• •Special Needs