CD3-depleted ChAT-GFP mice do not show reduced inflammation to papain. Mice were treated daily with anti-CD3 antibody administered intraperitoneally 1 hour before papain challenge at a dose of 50 μg/mouse. BALF cellular infiltration was assessed 24 hours after final administration of papain. BAL, Bronchoalveolar lavage fluid; Eos., eosinophil; Gra., granulocyte; Lymp, lymphocyte; Mono., monocyte.