Effects of MK-3475 on the breast tumor microenvironment in triple negative breast cancer with and without intra-operative RT: a window of opportunity study.

Are you Eligible? (Inclusion Criteria)

• Participants must be/have:
• at least 21 years of age on the day of signing informed consent
• histologically proven invasive breast carcinoma with triple negative receptor status
• no evidence of metastatic disease
• no prior chemotherapy, radiation therapy, or breast resection within 6 months of study entry
• adequate organ function