Objective:To investigate the role of serum IL-5and osteopontin(OPN)in patients with allergic rhinitis(AR).Method:The levels of serum IL-5and OPN in 62treatment-naive AR patients were determined using ELISA.The relationships among the expression of serum IL-5,OPN and clinical characteristics were analyzed.Result:Serum OPN and IL-5in AR patients were significantly higher than those of healthy individuals.Patients with asthma had significantly higher OPN and IL-5than that of patients without asthma.OPN in AR p...