ATM Deficiency Results in Accumulation of DNA-Topoisomerase I Covalent Intermediates in Neural Cells Alagoz, Meryem ; Chiang, Shih-Chieh ; Sharma, Abhishek ; El-Khamisy, Sherif F. Abstract Publication: PLoS ONE Pub Date: April 2013 DOI: 10.1371/journal.pone.0058239 Bibcode: 2013PLoSO...858239A