Figure 3

Histology. Representative* Hematoxylin and Eosin stained tissue sections taken with 10× objective. A) Naïve, B) OVA, C) Salmeterol (arrow indicates mucus adherent to wall), D) Fluticasone, E) Fluticasone and Salmeterol, F) immersion fixed lung from OVA challenged mouse demonstrating airway obstruction with mucus in bronchial lumen. *Representative figures were chosen using criteria described in the text.