Can Stem Cell Therapy Help With Parkinson's Disease? Guro, Seoul Pros Weigh In
Key Takeaways: Stem cell therapy for Parkinson's disease targets the root cause, the loss of dopamine-producing neurons, by attempting to replace them with lab-grown cells. Early clinical trials, including the landmark STEM-PD trial and a South Korean high-dose study, show measurable improvements in motor symptoms with strong early safety profiles. Tumor risk from undifferentiated cells remains a theoretical concern, though first-in-human trials have not yet reported cell-related serious adverse events. South Korea is a recognized leader in this space; it was the second country globally to initiate embryonic stem cell trials for Parkinson's, and treatment costs there run roughly one-third of U.S. prices. Induced pluripotent stem (iPS) cells have largely resolved the ethical debate around embryo use, opening new doors for research and patient access. Parkinson's disease affects more than 10 million people worldwide, gradually stripping away steady movement, balance, and inde...