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The wound closure in rat model after in-situ bioprinting. (A–C) The wound closure rate within 21 days after in-situ bioprinting. Scale bar: 5 mm; ∗P < 0.05 compared with Control group; #P < 0.05 compared with AG group. (D–E) Typical photographs of HE staining for the wound on day 21 (D) and quantitative results within 21 days (E). Scale bar: 500 μm. Data are expressed as the mean ± SEM; n = 3; ∗P < 0.05; ∗∗P < 0.01; ∗∗∗P < 0.001; ∗∗∗∗P < 0.0001.
