Boom in unproven cell therapies intensifies regulatory debate
Controversial US guidelines attempt to rein in rogue stem-cell clinics. – By Heidi Ledford
homas Albini met his first patient blinded by a stem-cell ‘treatment’ last year. The elderly woman, who had macular degeneration, thought she was paying to participate in a clinical trial that would save her sight by injecting stem cells into both eyes. Instead, it left her legally blind.
By the time Albini, an ophthalmologist at the University of Miami in Florida, had treated two more women who had been blinded by the same procedure, he knew that there was a systemic problem.
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