NCT06815029 2025-06-26Intracranial Genetically Modified Immune Cells (TGFβR2KO/IL13Rα2 CAR T-Cells) for the Treatment of Recurrent or Progressive Glioblastoma or Grade 3 or 4 IDH-Mutant AstrocytomaCity of Hope Medical CenterPhase 1 Recruiting27 enrolled