The purpose of this study is to learn how patients with primary ciliary dyskinesia (PCD) clear mucus based on their genetic mutation. We also want to learn if albuterol can help patients clear mucus from their airways better.

We study how the immune system protects against viruses and bacteria without causing excessive harm to organs like the lungs, heart, and kidneys. We need a small amount of blood to study how immune cells ("white blood cells") turn on important proteins when they sense a bacteria or virus nearby.

Do you have Alpha-1 antitrypsin deficiency?

Are you a generally healthy person? If so, you may able to participate in a research study to find out more about the things that affect lung function and the risk of future lung disease.

Help us learn more about COPD! We want to better understand how your body responds to the nasal flu vaccine and its relation to COPD. We are looking for people with COPD and healthy volunteers for this study. Compensation provided.

Do you have COPD or want to help us understand COPD? If so, you may be able to take part in a research study. We want to learn more about how nose inflammation is related to COPD. We are looking for people with COPD and healthy volunteers for this study. Compensation provided.

We are studying the effectiveness and safety of a drug in patients who have moderate to very severe COPD who have a history of frequent COPD flares.

This study will look at how adultd with severe asthma are managed and how asthma affects their well-being.

To compare the treatments and patient outcomes

Do you have COPD and repeated breathing flares ending up in the hospital? If you are under the care of a doctor at UNC, you may be eligible for a research study to find out which of two medicines, roflumilast or azithromycin, can help your COPD control.