BRCA1 and neoplasm: Adoptive cell therapy (ACT) using tumor infiltrating lymphocytes (TILs) has been well described in melanoma, but less data is available on other solid malignancies.<h4>Case</h4>Herein, we present a case of a 31-year-old patient diagnosed with Breast Cancer gene 1 (BRCA1) positive, TNBC.