ERBB2 and glioblastoma: In a phase I trial of HER2-positive GBM testing HER2-CAR CMV pp65-bispecific cytotoxic T lymphocytes, no DLTs were observed, 1 patient experienced PR for more than 9 months, and 7 patients had SD lasting 8 weeks to 29 months, with a mOS of 11.1 months (95% CI, 4.1–27.2 months), leaving an open window for further exploring this therapeutic target [120].