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Eosinophil levels after pulmonary allergen challenge. Mice (129 SvEv) were challenged with Aspergillus fumigatus allergen intranasally 3 days per week for 3 weeks. Eighteen hours after the last allergen exposure, the mice were sacrificed and the number of eosinophils in the blood (a), BALF (b), and jejunum (c) was analyzed. The data are expressed as mean ± SEM (n = 15–18 mice.
