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. 2013 Jun;2(3):152–159. doi: 10.3978/j.issn.2218-6751.2012.12.08

Figure 5.

Figure 5

In triple-negative breast cancer, PI3K/mTOR inhibition elicits a positive feedback loop by activating JAK2/STAT5. Inhibition of JAK2 abrogates this feedback and provides a rationale for combining inhibition of PI3K/mTOR and JAK2/STAT5 pathways (23).