Research Article
Immunohistochemical Features of MMP-9 and pSTAT1 in Granuloma Annulare and Sarcoidosis: A Comparative Study of 62 Cases
Figure 3
MMP-9 expression in granuloma annulare and sarcoidosis biopsies. (a) IHC staining of MMP-9 in palisading (left panel) and interstitial (right panel) GA, . (b) Quantification of IHC staining for MMP-9 in patients with palisading and interstitial GA. (c) IHC of MMP-9 in sarcoidosis patients with weak (left panel) and MMP-9 strong (right panel) staining, . (d) Correlation between MMP-9 expression and granuloma area and lymphocyte density in sarcoidosis.
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