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Representative trichrome stain of pHEMA scaffolds (40× magnification) 7 days post-implantation. Collagen is stained blue, cellular cytoplasm is stained red, and nuclei are stained black. (a) 40 μm precision-templated scaffolds (PTS) in untreated mice, (b) 40 μm PTS in monocyte-depleted mice, and (c) 100 μm PTS in untreated mice
