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(A) IHC staining of pan-inflammatory CD68+ cells (brown) in Design 1 and Design 2 grafts at 2, 12, and 24 weeks postimplantation and (B) the related quantification. (C) Similar IHC staining of calponin and (D) the related quantification. Statistical comparisons indicate p < 0.05 (*). All scale bars are 50 μm. IHC, immunohistochemical. Color images are available online.
