title: On the nature of a "DNA-processing" defect in ataxia-telangiectasia.
mesh_terms: D001260:Ataxia Telangiectasia / Q000378:metabolism*; D002478:Cells, Cultured; D004260:DNA Repair; D004261:DNA Replication / Q000528:radiation effects; D005347:Fibroblasts; D005609:Free Radicals; D006801:Humans; D014466:Ultraviolet Rays
chemical_list: D005609:Free Radicals