text:  Primary TNBC (BT8) xenograft_SHP2 miR1_1 Primary TNBC (BT8) xenograft_SHP2 miR1 xenografted cells: Primary triple-negative breast cancer (BT8); transduced with: doxycycline-inducible lentiviral vector expressing a SHP2 miR1; tissue isolated: tumor developed in recipient mice