International Journal of Medical Genetics

Research Article

Evidence for Central Asian Origin of the p.Val27Ile Variant in the GJB2 Gene

Table 2

Alleles found in the GJB2 screening in 250 chromosomes of Mexican mestizo patients with nonsyndromic hearing impairment.
Alleles HomozygousHeterozygous Total of chromosomesAllele frequencies
c.79G>A (p.Val27Ile)4293715%
Wild type794220080%
Recessive mutation013135%
Total8384250100%