RT Journal Article SR Electronic A1 Kuznar, Wayne T1 Heterogeneity, Genome Complexity of TNBC Complicate Therapy JF MD Conference Express YR 2014 FD SAGE Publications VO 14 IS 56 SP 23 OP 24 DO 10.1177/1559897715571080 UL http://mdc.sagepub.com/content/14/56/23.abstract AB Triple-negative breast cancer is a heterogeneous disease and therefore presents treatment challenges, as targetable characteristic molecular abnormalities have not yet been identified. As with BRCA1-associated breast cancer, defective DNA repair and homologous recombination are implicated in sporadic TNBC, engendering sensitivity to platinum chemotherapy and poly (ADP-ribose) polymerase.