In another trial at Addenbrooke’s NHS hospital, (Cambridge), Opal Sandy (18months) from Oxfordshire,  a girl completely deaf, after she was diagnosed with auditory neuropathy caused by disruption of nerve impulses going from her inner ear to the brain,  can now hear after having world-leading gene therapy.   A working copy of the fault gene that caused it  was delivered by infusion through a tube into her right ear during surgery last September. Within three months, her mum Joy 33, realised Opal could hear clapping. “ I thought it was a fluke, or something caught her eye, but I repeated it … Continue reading Spectacular Opal’s Gene operation begins a new era for deaf