A British teenager has been given a new windpipe grown from her own stem cells in a pioneering operation.
The 19-year-old has now been discharged after having the procedure in Italy.
She was suffering from a rare form of trachea cancer and would have died without the operation.
Doctors took tissue from her nose and bone marrow stem cells to create a trachea biologically identical to the original organ.
The girl's stem cells were grafted on to the cartilage of another trachea, from a donor, which had been stripped of its own cells.
A similar operation was conducted on British boy in March but in that case the stem cells for the windpipe were grown inside the body. For this latest trachea transplant stem cells were used to grow a new trachea outside the body.
Because the new trachea contained no cells from another person, no anti-rejection drugs were needed.
Doctor Walter Giovannini, from AOU Careggi Hospital, in Florence, Italy, said the British woman was speaking after only three or four days after the surgeries on July 3 and 13.
And people say this is wrong, to use stem cells ...