Some success in gene therapy by Sound Pharma:
http://www.prnewswire.com/news-releases/ucla-and-sound-pharmaceuticals-identify-a-key-hearing-regeneration-protein-in-the-human-inner-ear-116856853.html
My blog is a layman's attempt to put together information on sensorineural hearing loss cures/on its related tinnitus cures , for sufferers' comfort and for scientists/doctors/interested persons to collaborate together and not repeat experiments already done by others. All are advised to seek proper verification/advice and not to simply rely on any information here. Please e-mail me at wongtanlim3@yahoo.com to provide updates