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Bioprinting Gelatin-Recombinant Type III Collagen Hydrogel for Wound Healing
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Figure 5. Gelatin rColIII hydrogel coating promotes wound closure. (A) Schematic illustration of the experimental procedure.
(B) Representative photographs of wounds in four groups during the 13-day treatment. Scale bar: 2 cm. (C) Quantification of the relative
sizes of the wounds (% of the original dimensions of the wounds). Data were expressed as standard deviations (n=6).
Figure 6. Representative HE staining images of the skin tissues of rat wounds in four different groups.
20 International Journal of Bioprinting (2022)–Volume 8, Issue 2
