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Cellulose-derived samples in wet condition: (a) bacterial nanocellulose (BNC), (b) 3D-printed cellulose nanofibrils (CNF), (c) regenerated cellulose (RC). (d) Commercial polypropylene (PP) based mesh (Photograph by Kalle Kataila, Aalto University). (e) Polydioxanone (PDS, Johnson & Johnson, New Brunswick, NJ). Standardized 8 mm samples: (f) BNC, (g) 3D-CNF, (h) RC, (i) PP. Black arrow = PDS suture.
