Scientists in Finland said they had replaced a 65-year-old patient's upper jaw with a bone transplant cultivated from stem cells isolated from his own fatty tissue and grown inside his abdomen.
Researchers said on Friday the breakthrough opened up new ways to treat severe tissue damage and made the prospect of custom-made living spares parts for humans a step closer to reality.
There's something wonderfully cyberpunk about this; it makes me nostalgic for the future circa 1985. (Imagine an ambient culture of illegal donors hoarding homespun organs in their stomachs. "Psst! Testicles! Want some balls, mister? Highest quality. Superior workmanship . . .")