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Antimicrobial and wound healing properties of oxidized Bletilla rhizome polysaccharide-based aerogel. A: scanning electron microscopy images of porous aerogels; B: antibacterial activity of aerogels against E. coli and S. aureus; C: application to a mouse model of total skin defect to promote wound healing and D wound healing rate statistics (comparison with nano silver dressing). Reproduced with permission from 32. ©2022 Elsevier Ltd. All rights reserved.
