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. 2016 Jun 28;11(6):e0158438. doi: 10.1371/journal.pone.0158438

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© 2016 Tsai et al

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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Fig 1 — (A) Immunohistochemical staining of CXCL1 and CXCL8 distribution in the control and CRSsNP nasal mucosa. The inferior turbinates (control) and CRSsNP nasal mucosa from 5 individual patients (pt) were stained with anti-CXCL1 and CXCL8 Ab. Immunoreactivity for CXCL1 and CXCL8 (deep-red staining) was stronger in the submucosal stroma of CRSsNP specimens than in the nasal septal deviation controls. ep: epithelial cells; v: blood vessels; g: submucosal glands. Scale bar = 100 μm.