If stem cells are technically capable of converting into any cell, then what's stopping them from becoming poison-packing cancer-killing super cells? That was the exact thought of a group of Harvard scientists who successfully engineered stem cells that can produce and secrete a toxin capable of killing brain tumors. In the study , now published in STEM CELLS , Dr. Khalid Shah and his Harvard team described their journey to the creation of this one-of-a-kind stem cell.
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