Gene Therapy Set to Make a Deaf Ear Singing

The days are not faraway, if an Oregon team is tomouse, using a harmless virus. The key genes,Atoh1,
be believed, when one can see a deaf listening to therelated to hearing ability, were inserted into cells to
chart busters and enjoying symphonies and we mayproduce the cochlear hair cells .
,also, see them dancing to many tunes.Â
Most probably, dancing to the tunes of a certainThe experts found the newly developed cells no less
gene, which the scientists believe can bring back theuseful than the natural cochlear hair cells . As the
lost hearing ability.hearing ability of the mouse was found pretty normal.
The scientists have shown success in reproducingÂ
cochlear hair cells. These cells are efficient convertersHowever, the therapy still not done on a human, is
of sound waves into electric signals. These signalsthe first of its gene therapy helpful to reproduce or
after reaching brain turn into things what we hear orrepair cochlear hair cells.
listen to.Â
ÂSignificantly, if this therapy comes favorable, the use
Any damage to these hair cells lead to hearingof any mechanical or electrical devices can be
impairment. These hair cells are mostly damaged byforbidden in the treatment of damaged cochlea.
the continuous and elongated exposure to harsh andÂ
loud noise.Moreover, seeing the result of the early experiments,
Âit is very likely that it will work on humans too. That's
The medical professionals, once completely clueless,why the researchers at Oregon said, "This capability
had been trying hard to come up with solution tois a crucial first step in defining translational therapies
bring an end to this damage. The recentto ameliorate the effects of inner-ear disease in
breakthrough has shown many ray of hopes tohumans."
millions of hearing impaired around the globe.Â
ÂAt present, the only treatment for hear loss,
The experiment, on an unborn mouse, by the medicalcochlear implant, is not capable of bringing back the
experts of Oregon Health and Science Universityhearing to its normalcy. It provides only a minimized
became fruitful when it converted a different cell intoversion of the sound sensations.
a specific cochlear hair cell. The team is led by JohnÂ
Brigande.Hopefully, the deaf will have their hearing days back
Âwith the normal and maximized sound sensations,
They performed the gene therapy , on that unbornmay be very soon.