The healing web

By Ian Sample A MAT of polymer fibres designed to help wounds heal could spell the end for traditional wound dressings, say British scientists. The fine web of fibres, which is sprayed on, lets wounds heal by encouraging the formation of a strong skin structure rather than weaker scar tissue. When skin is punctured, the damage often destroys the weave-like structure of collagen that gives skin its strength. But when the body tries to patch up the wound, an evolutionary legacy means it acts in haste: in ancient times, if people’s wounds did not heal quickly,
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