RNA Lipid Particles Targeting Pediatric Recurrent Intracranial Malignancies and Other systEmic Solid Tumors

This is an off the shelf RNA-LP vaccine used to prime for the immune response while we produce the patient specific pp65/tumor mRNA RNA-LP (DP2)

This is a patient specific RNA-LP vaccine generated from the patient's tumor RNA.

Eligible participants will be enrolled and undergo sterile collection of tumor material .