Researchers 3D-Print A Human Cornea, May Save Millions From Blindness

NEWCASTLE UPON TYNE, UK (CBS Local) – Researchers at Newcastle University in the United Kingdom have successfully created the first ever 3D-printed cornea, giving millions at risk of going blind new hope.
British scientists combined human stem cells with a mixture of alginate and collagen to produce a “bio-ink” that can be used by a 3D printer. The durable yet flexible combination can reportedly be turned into the outer lens of the eye, which light passes through on i