July 1998
Blue-Collar Cell Therapy
It's possible now to grow cartilage cells in the lab and reintroduce them into human joints. Skiers and quarterbacks, take heart.
By Stephen S. Hall
Among high-concept forms of medicine, few approaches have as much intuitive appeal as cellular therapy. The idea is disarmingly simple-remove homegrown cells from the patient's body, grow them to vast numbers in the lab and then give them back as medicine. It has already been attempted in a few instances against cancer. Remember the TIL cell-"tumor infiltrating lymphocytes"-craze of the 1980s?
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Massachusetts Institute of Technology