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In vivo recruitment of MSCs by SDF-1 released from NP-modified scaffold.
Note: The SDF-1 released from the NPs-modified scaffold could recruit MSCs in vivo for more than 15 days, and the NPs-modified scaffold show no evident chemotactic activity, n=3. (A–F) CAG-NP & SDF-1 group, (a–f) CAG-NP group.
Abbreviations: CAG, chitosan-agarose-gelatin; MSCs, mesenchymal stem cells; NP, nanoparticle; SDF-1, stromal cell-derived factor 1.
