BRD3 and carcinoma: In humans, although most NCs were detected within the head-and-neck or thoracic tissues (3), there were reports of carcinoma carrying the BRD3/4::NUTM1 fusion genes in many other epithelial tissues, such as the pancreas (5), the kidney (48), and the pelvic organs (7); and even mesenchymal tissues such as undifferentiated soft tissue tumors (8).