comparing our data with the chromosome abnormalities reported in the literature , breakpoints at band 14q11-12 ( location of the gene for the alpha chain of the t-cell receptor ) , loss of a normal chromosome # 20 , as well as structural abnormalities of the remaining chromosome 20p seem to be nonrandom in t-cll arising in patients with ataxia telangiectasia .
C0008663
chromosome
C1521041
20p