Scientists are pioneering mitochondrial transplants that replace damaged cellular powerhouses with healthy ones, showing promise for treating Parkinson's, heart failure, stroke, and aging itself - with first clinical trials launching now.
Mitochondrial transplantation is moving from experimental labs to clinical reality, with eight babies born via replacement therapy and cardiac patients showing improved outcomes. The technique could transform treatment for degenerative diseases and aging, but raises profound ethical questions about enhancement, access, and what it means to modify cellular DNA.
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