Department of Internal Medicine, Pneumonology and Allergology, Medical University of Warsaw, Poland
* Correspondence: Magdalena Paplinska-Goryca, PhD. Department of Internal Medicine, Pneumonology and Allergology, Medical University of Warsaw, Poland. Banacha 1a, 02-097 Warsaw, Poland
Airway epithelium is an active and important component of the immunological response in the pathophysiology of obstructive lung diseases. Recent studies suggest an important role for vitamin D3 in asthma severity and treatment response.