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. Author manuscript; available in PMC: 2010 Mar 1.
Published in final edited form as: J Allergy Clin Immunol. 2009 Mar;123(3):612–618. doi: 10.1016/j.jaci.2008.12.006

FIG 4.

FIG 4

Induction of CCL20 production by various environmental antigens. 16HBE14o- cells were exposed to HDM, ambient urban Baltimore particulate matter (AUB), LPS, OVA, ragweed, cockroach antigen (Ag), Der p 1, or chitin, and subsequent CCL20 secretion was measured by means of ELISA. *P < .001. ctrl, Control.