ITGB4 and central nervous system cancer: ITGB4 was substantially expressed in single cells of basal cell carcinoma, cholangiocarcinoma (CHOL), colorectal carcinoma CCRC), glioma, HNSCC, non-small cell lung cancer (NSCLC), ovarian serous cystadenocarcinoma (OV), and pancreatic adenocarcinoma (PAAD).