sentences:  Most cases of Ewing's sarcoma (85%) are the result of a translocation between chromosomes 11 and 22, which fuses the "EWSR1" gene of chromosome 22 to the "FLI1" gene of chromosome 11.A genome-wide association study (GWAS) identified three susceptibility loci located on chromosomes 1, 10 and 15.A continuative study discovered that the Ewing's sarcoma susceptibility gene "EGR2", which is located within the chromosome 10 susceptibility locus, is regulated by the "EWSR1-FLI1" fusion oncogene via a GGAA-microsatellite.