An infiltration of >30 eosinophils per high-power field in at least five high-power fields, exhibiting signs of eosinophilic degranulation and extending to the muscularis mucosa or submucosa are ...

ECP is a marker of the activity and turnover of the eosinophil granulocyte. [4] Our study was designed to examine P-ET levels in paediatric patients newly diagnosed with mild persistent bronchial ...