Friday, October 4, 2013

Scientists have found a new way of dealing with hearing

Protein in the inner ear helps people to distinguish between sounds and understand speech. French researchers have made a discovery that makes it possible to cope with deafness, Reuters reported. How to explain the results of the study, why help some people a little trouble hearing in crowded restaurants or other noisy places, said Paul Avan researchers from the University of Auvergne in Clermont-Ferrand (France). Scientists conducted an experiment on genetically modified mice which have examined the part of the inner ear, the so-called drain and includes two types of sensory neurons to detect sounds. Scientists often use mice because of the general biological similarities between animals and humans. Previously it was assumed that it is mainly responsible for converting the distortion of the sound in the inner ear structure of ion channels in the cells, and as an employee microphone sound into an electrical signal to the brain. The distortion is very important because there are people in order to choose the right tones from a mixture of noise, Avan says. However, researchers have discovered an important role of protein stereotselina that sensory neurons sounds protected from damage, and thus distort the inner ear properly said Avan. Mice without stereotselina had normal hearing in the treatment of ion channels, the researchers reported. The results of the study will help doctors diagnose more subtle hearing problems and equipment certain people with special hearing aids, scientists say.

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