we have examined the chromosomes from a case of sporadic wilms ' tumor using in situ hybridization to determine whether the ha-ras ( c-ha-ras 1 ) oncogene had been deleted as the result of a reciprocal chromosomal translocation between the short arm of chromosome 11 ( breakpoint 11p13 ) and the long arm of chromosome 12 ( breakpoint 12q13 ) .
C0008633
chromosomes
C1520361
11p13