The presence of LAG-3 has been detected in diverse cancer types, including breast cancer (33), melanoma (34), colorectal cancer (35), Hodgkin’s lymphoma (36), ovarian carcinoma (30), chronic lymphocytic leukemia (37), multiple myeloma (38), hepatocellular carcinoma (39), and gastric carcinoma (40). The gene discussed is LAG3; the disease is breast carcinoma.