Abstract OT2-3-07: A randomized, phase 2 study of the poly (ADP-ribose) polymerase (PARP) inhibitor veliparib (ABT-888) in combination with temozolomide (TMZ) or in combination with carboplatin (C) and paclitaxel (P) versus placebo plus C/P in subjects with BRCA1 or BRACA2 mutation and metastatic breast cancer