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Proliferation and migration of seeded cells within 3D bioprinted constructs. (A–B) CCK-8 assay for the proliferation of embedded HDFs (A) and HESCs (B). (C–F) Scratch assay for the migration of HDFs (C–D) and HESCs (E–F). Scale bar: 100 μm; Data are expressed as the mean ± SEM; n = 3; ∗P < 0.05; ∗∗P < 0.01; ∗∗∗P < 0.001; ∗∗∗∗P < 0.0001.
