This study aims to better understand how the immune system functions in the lungs of people with asthma and why inflammation and viral infections may occur more frequently.

You may be eligible for this study if you meet the following criteria.

Inclusion Criteria:

• Ages 18-75
• Diagnosed with asthma for at least one year
• Asthma is well-managed with an inhaler

Exclusion Criteria:

• Current cigarette or e-cigarette or any vaping devices
• Antibiotic administration or respiratory infection within the past 30 days
• Allergies to albuterol, acetaminophen, lidocaine, fentanyl, atropine, or midazolam
• Dependence on alcohol or other drugs
• Pregnant or nursing (If female)

• Participants will complete 3 in-person clinic visits at Mount Sinai Hospital:

  • Visit 1: Initial assessments and screening
  • Visit 2 (24 hours to 1 week later): Follow-up testing
  • Visit 3 (2 to 12 weeks later): Bronchoscopy procedure performed under moderate sedation (escort required for trip home)

Yes, participants may receive up to $700 for time and expenses, including parking and transportation. Compensation is prorated by visit, and payments may be considered taxable income.

There is no cost for you to participate in our research study.