Grafts of GSCs Into Brain Organoids for Testing Anti-invasion Drugs

Inclusion Criteria: o be enrolled in the study patients must: 1. Have a radiological diagnosis of supratentorial glioblastoma, or 2. Have a radiological diagnosis of first recurrence of a primary supratentorial glioblastoma (for which a formal histopathologic diagnosis of glioblastoma had made at first surgery), according with RANO criteria (Wen, 2010); 3. Be a candidate to neurosurgery for glioblastoma; 4. Be of an age of 18 years or above; 5. Provide written informed consent for participation to the study. Exclusion criteria To be enrolled in the study patients must not: 1. Have not enough pathological material removed at surgery available both for mandatory routine histopathological diagnosis and for the present study, as judged by the Principal Investigator; 2. Have not a definitive pathological diagnosis of a primary supratentorial glioblastoma, according with 2016 WHO classification.