Exploring the Effects of Omalizumab in Allergic Asthma

Rationale: For many patients with asthma, allergic airway inflammation is primarily a Th2-weighted process; however, heterogeneity in patterns of inflammation suggests phenotypic distinctions exist that influence disease presentation and treatment effects.Objectives: To assess the potential of fractional exhaled nitric oxide (FeNO), peripheral blood eosinophil count, and serum periostin as biomarkers of Th2 inflammation and predictors of...