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ClinicalTrials.gov public records Last synced Oct 5, 2026, 4:33 AM EDT

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Showing 1–1 of 1 matching trial from the live ClinicalTrials.gov search.
Conditions
Pediatric Solid Tumor, Germ Cell Tumor, Retinoblastoma, Hepatoblastoma, Wilms Tumor, Rhabdoid Tumor, Carcinoma, Osteosarcoma, Ewing Sarcoma, Rhabdomyosarcoma, Synovial Sarcoma, Clear Cell Sarcoma, Malignant Peripheral Nerve Sheath Tumors, Desmoplastic Small Round Cell Tumor, Soft Tissue Sarcoma, Neuroblastoma, Melanoma
Interventions
second generation 4-1BBζ B7H3-EGFRt-DHFR, second generation 4-1BBζ B7H3-EGFRt-DHFR(selected) and a second generation 4-1BBζ CD19-Her2tG, Pembrolizumab
Biological · Drug
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
0 Years to 26 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2040
U.S. locations
1
States / cities
Seattle, Washington