Patients in this study will either receive concurrent TMZ during RT and immunotherapy during and after maintenance cycles of dose-intensive TMZ (Group A) or focal radiotherapy alone and immunotherapy without maintenance DI TMZ (Group B). Immune responses during cycles of DC vaccination with or without DI TMZ will be evaluated in both treatment groups.
Subject inclusion criteria:
Age: 3 to 21 years old
Radiologically confirmed DIPG and patient and/or parents/guardian willing to consent to biopsy