Doctors have given a woman a new windpipe with tissue engineered
from her own stem cells in what experts have hailed as a "milestone in
medicine."
Claudia Castillo, 30, suffered from tuberculosis for years.
The breakthrough allowed Claudia Castillo, 30, to receive a new section
of trachea -- an airway essential for breathing -- without the risk
that her body would reject the transplant.
Castillo was given
the stem cell surgery, the controversial branch of medicine that some
say could lead to human cloning, after suffering a severe lung collapse.
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