"I'm convinced engineered organs are going to be on the market soon," said Suchitra Sumitran-Holgersson, a professor of transplantation biology at the University of Gothenburg in Sweden.
Noses, made in Britain: U.K. touts lab-grown organs →
"She was always tired and hardly went to school before," Sumitran-Holgersson said. "Last week, her father said she did somersaults for the first time."
Doctors make new vein with girl's own stem cells →