Human umbilical cord mesenchymal stem cell-derived exosomes combined with gelatin methacryloyl hydrogel to promote fractional laser injury wound healing.

Int Wound J · 2023 · PMC10681517 · PMID 37429607

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showed a trendno p-value reported

At 14 days postoperatively, the EX, GEL, and GEL+EX groups showed a trend towards scar healing and a significant increase in intra‐dermal vascular structures compared to the PBS group.

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