MUC5B Mutation Causes Mucociliary Dysfunction and Primary Ciliary Dyskinesia Like Illness in a Saudi Girl: A Case Report
1. Abstract 1.1. Background: MUC5B is a major gel forming mucin in the lung that plays a key role in mucociliary clearance and host defense that is secreted from proximal submucosal glands and distal airway secretory cells.