They looked at a gene called TGBF1 which they already knew had non-genetic involvement in otosclerosis. Single nucleotide polymorphism (SNP) analysis was used to compare 630 patients with otosclerosis with a control group. The findings showed that an amino acid-changing SNP in TGBF1 influenced the susceptibility for otosclerosis.
A gene responsible for common hearing loss has been identified for the first time, Belgian researchers told the annual conference of the European Society of Human Genetics in Nice, France.
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