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. Author manuscript; available in PMC: 2015 Sep 23.
Published in final edited form as: J Allergy Clin Immunol. 2009 Sep;124(3):454–462. doi: 10.1016/j.jaci.2009.06.022

Figure 3. Receptor modulation in response to allergen challenge.

Figure 3

Representative photomicrographs of ALK-5 expression (3A-B), ALK-1 (3C-D), ALK-4 (3E-F) and ActRIIA (3G-H) at baseline and post-allergen are presented (×40 magnification). Submucosal cells expressing ALK-1, ALK-4 and ActRIIA are arrowed.