1. Department of Microbiology, Yonsei University College of Medicine, Seoul, Korea
2. Graduate School of Medical Science, Brain Korea 21 Project, Yonsei University College of Medicine, Seoul, Korea
3. Department of Otorhinolaryngology-Head and Neck Surgery, Kangnam Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Korea
4. Department of Otorhinolaryngology, Yonsei University College of Medicine, Seoul, Korea
5. Global Research Laboratory for Allergic Airway Diseases, Yonsei University College of Medicine, Seoul, Korea
6. The Airway Mucus Institute, Yonsei University College of Medicine, Seoul, Korea
7. Department of Microbiology, Institute for Immunology and Immunological Diseases, Yonsei University College of Medicine, Seoul, Korea