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Cx43 channels didn’t affect the area of callus and cartilage during fracture healing. (A) Representative images of safranin and fast green staining in callus of WT, R76W and Δ130–136 mice at 7, 14, 21 and 28 days after fracture. (B) Quantification of callus area and (C) cartilage/callus ratio. Data shown are mean ± SD. n=3–6. Scale bars = 50μm.
