Cellular instability and susceptibility to malignancy.
D001260:Ataxia Telangiectasia / Q000166:cytology; D002471:Cell Transformation, Neoplastic; D002477:Cells / Q000528:radiation effects; D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D002999:Clone Cells; D014644:Genetic Variation; D006801:Humans; D007621:Karyotyping; D011230:Precancerous Conditions; D012641:Selection, Genetic; D014780:Viruses