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. Author manuscript; available in PMC: 2012 Sep 1.
Published in final edited form as: Future Oncol. 2011 Nov;7(11):1335–1346. doi: 10.2217/fon.11.111

Figure 3. DNA damage-induced checkpoint activation.

Figure 3

In addition to modulating DNA repair, ATM activation also triggers stabilization of p53 and G1/S arrest (through transcriptional induction of p21) and G2/M arrest (through transcriptional induction of p21 and 14-3-3σ induction).

P: Phosphorylation.