B7-H3 Chimeric Antigen Receptor T Cells (B7-H3CART) in Recurrent Glioblastoma Multiforme

"B7-H3CART will be administered administered locoregionally (either ICV or both ICV and intratumorally (IT)) at one of the following doses:~Dose Level -1: 5 x 10\^6 CAR+ cells (+/- 20%) Dose Level 1: 10 x 10\^6 CAR+ cells (+/- 20%) Dose Level 2: 25 x 10\^6 CAR+ cells (+/- 20%) Dose Level 3: 50 x 10\^6 CAR+ cells (+/- 20%) Dose Level 4: 100 x 10\^6 CAR+ cells (+/- 20%)~B7-H3CART Dose Dose Level -1 (DL-1): 5 x 106 B7-H3CART+ cells (± 20%) Dose Level 1 (DL 1): 10 x 106 B7-H3CART+ cells (± 20%) Dose Level 2 (DL2): 25 x 106 B7-H3CART+ cells (± 20%) Dose Level 3 (DL3): 50 x 106 B7-H3CART+ cells (± 20%) Dose Level 4 (DL4): 100 x 106 B7-H3CART+ cells (± 20%)~Repeated every 28 days (-7 / +14 days) as long as infusion criteria are met for a total of 6 doses, with an option for an additional 6 doses, up to a total of 12."