Official websites use .gov
A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Artificial skin is printed by layering specific cell mixtures to mimic human skin: epidermis (top), dermis (middle) and hypodermis (bottom). Credit: Donny Bliss/NIH
