Researchers from the Rensselaer Polytechnic Institute in Troy, New York, claim to have 3D-printed skin that’s alive and has blood vessels.

The new technique could greatly accelerate the healing process for patients who require skin grafts, such as burn victims.

“Right now, whatever is available as a clinical product is more like a fancy Band-Aid,” lead researcher Pankaj Karande, a chemical engineering professor at the Center for Biotechnology and Interdisciplinary Studies, said in a statement. “It provides some accelerated wound healing, but eventually it just falls off; it never really integrates with the host cells.”…

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