Fig. 3From: Beneficial effects of a novel shark-skin collagen dressing for the promotion of seawater immersion wound healingCharacteristics of SSCS. a and b SEM images of SSCS (a: 265×, b: 410× magnification). c Swelling capacity of SSCS in water, 0.9% NaCl, PBS and a medium with a salt composition similar to wound exudate. *P < 0.01 distilled water compared with the other three solutions, #P < 0.01 compared with PBSBack to article page