Dr. Anthony Atala shows a new technique at his lab that he hopes could one day help shorten the organ donor list.
Engineering organs begins with something missing -- a phantom organ in the body that causes a patient incredible discomfort, dysfunction or pain. It ends with a Star Trek-esque feat of engineering where missing organs are replaced using cells culled from a patient's own body.
Researchers are developing a specialized skin "printing" system that could be used in the future to treat soldiers wounded on the battlefield.
Kaitlyne McNamara no longer worries about feeling different at school.
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