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The allele frequency distribution at VNTR locus D17S5 (YNZ22) in a Japanese population sample
N Harashima1, M Ota, Y Katsuyama
1Department of Legal Medicine, Shinshu University, School of Medicine, Matsumoto, Japan.
Abstract:
The allele frequencies for the YNZ22 locus were determined in a Japanese population sample (n = 164) using the polymerase chain reaction (PCR). We observed 10 alleles and 39 genotypes. Allele distributions in our data showed a different pattern from those reported in the literature for European Caucasians. No deviation from Hardy-Weinberg equilibrium was found. The observed heterozygosity was 83.5%. In Japan the YNZ22 is one of useful genetic markers for paternity testing and identify testing, with a chance of exclusion (CE) value of 68% and a power of discrimination (PD) value of 89%.