The cover for issue 7 of Oncotarget features Figure 5, "SUM149-MA cells surviving a 6-MP treatment are sensitive to chemotherapeutic drugs," published in "Inhibition of resistant triple-negative breast cancer cells with low-dose 6-mercaptopurine and 5-azacitidine" by Singh, et al. which reported that the authors have reported that a lengthy treatment with low-dose 6-mercaptopurine, a clinically useful anti-inflammatory drug, inhibits such resistant cells.
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