TNFRSF1A and glioblastoma: The expression of TNFR1 and TNFR2 in a variety of GBM cell lines (e.g., LN-235, LN-319, LN-382, LN-427, LN-443 and HUG-1/2/3), as well as its pathophysiological role, is well-known and well-characterized [109].