Given the all-clear (Image: Massimo Brega/The Lighthouse/SPL)
STEM cells have restored sight to 82 people with eyes blinded by chemical or heat burns.
The results provide a timely boost for bona fide stem-cell researchers following a recent patient death due to an untested stem-cell treatment and mounting concerns over private clinics offering bogus treatments.
Of the 107 eye patients treated, some as long as a decade ago, the successful cases had sight restored to a level up to 0.9 on a visual acuity scale, in which 1 represents perfect vision, reports Graziella Pellegrini at the University of Modena…
