Cytokine analysis of the BAL fluid.

<p>Data from individual mice are presented as arithmetic means in histograms. PBS (n = 5), mice sensitized with PBS and challenged with OVA; OVA (n = 5), mice sensitized and challenged with OVA; OVA+CEC (n = 5), mice sensitized with OVA and CEC and challenged with OVA. *, <i>P</i><0.01.