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Texas Tech University Health Sciences Center

3601 4th St.
Lubbock, TX 79430
United States

Mentor Name: Pat Reynolds

Neuroblastoma is treated with an antibody that binds to a molecule on the surface of neuroblastoma cells called GD2. With increasing use of the antibody to GD2 neuroblastomas are becoming resistant to anti-GD2 immunotherapy by no longer making GD2. If the antibody does not bind to tumor cells it does not work to help kill the neuroblastoma cells. This project is studying neuroblastoma cells from patients to understand the molecular basis for tumor cells losing GD2 and no longer binding to anti-GD2 antibodies.

The Children's Oncology Group (COG) Cell Line and Xenograft Repository was created to establish, bank and distribute childhood cancer cell lines (cancer cells growing in test tubes) and patient-derived xenografts (PDX), which are tumors from patients grown directly in specialized mice. The pediatric cancer cell lines and PDXs from the repository enable investigators worldwide to better understand the biology and genomics of childhood cancers. They are especially important as laboratory models of childhood cancer for development and testing of new drugs prior to therapeutic clinical trials.