Research Article

Astragalus Polysaccharides/PVA Nanofiber Membranes Containing Astragaloside IV-Loaded Liposomes and Their Potential Use for Wound Healing

Figure 5

(a) Representative HE images of groups Blank, PVA, APS/PVA, and ASL/APS/PVA at days 3, 7, 11, and 15. (b, c) Graphical representation of the regenerated skin tissues in the four groups at days 7and 15 after operation. All images magnification: ×200; scale bars: 100 μm (, versus PVA).
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