RANTES, Macrophage‐Inhibitory Protein 1𝛂, and the Eosinophil Product Major Basic Protein Are Released into Upper Respiratory Secretions during Virus‐Induced Asthma Exacerbations in Children

Abstract
The presence of cytokines and the toxic eosinophil granule product major basic protein (MBP) was investigated in nasal aspirates from children with n