Fig. 1

MiR-770 is aberrantly expressed in chemo-sensitive and chemo-resistant breast tissues and is prognostic. a Heat map diagram depicting expression of 50 miRNAs dysregulated in chemo-sensitive compared with chemo-resistant breast tissues. b, c Kaplan-Meier and Cox-regression analysis of miR-770 levels and overall survival in all b or TNBC c patients. *P < 0.05, **P < 0.01