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St. Jude Children’s Research Hospital

262 Danny Thomas Place
Memphis, TN 38105
United States

Neuroblastoma is the most common solid tumor found outside the brain in children and accounts for nearly 10% of all childhood cancer diagnoses, while causing almost 15% of deaths from childhood cancers. Despite the use of very aggressive and toxic combination treatments, children with high-risk neuroblastoma still have poor survival rates, and there are currently no cures for children whose disease comes back after treatment. High-risk neuroblastoma includes several genetic subtypes.

St. Jude Children’s Research Hospital

Patients with metastatic solid tumors, such as rhabdomyosarcoma (RMS), continue to suffer from dismal patient outcomes. Innovation for treating these patients is hampered by our limited understanding of how RMS cells detach from tumors and seed metastatic sites. Our laboratory are leaders in the study of the complex cellular architecture of RMS. In prior work, we identified the broad range of cell types within RMS and are now in a position to translate those results. In preliminary work, we have developed an easy-to-perform and replicable system to model the process of cell detachment.

St. Jude Children’s Research Hospital
St. Jude Children’s Research Hospital
St. Jude Children’s Research Hospital

The clinical outcome for many patients with solid tumors including bone tumors, called osteosarcoma, remains poor. This is particularly true for patients in whom the cancer has recurred or spread to the lungs. Immunotherapy has the potential to improve outcomes for these patients. We are interested in a form of immunotherapy called chimeric antigen receptor (CAR) T-cell therapy, which takes the patient’s own immune cells, modifies them in the laboratory to recognize and kill cancer cells, and puts them back into the patients.

Relapsed T-lineage acute lymphoblastic leukemia (T-ALL) is a challenging and life-threatening condition in children, with poor survival rates after relapse. To prevent these relapses, it’s crucial to identify which patients are most at risk. In our recent study (soon to be published in Nature), we analyzed the DNA and RNA of 1,309 childhood T-ALL cases to uncover genetic changes that drive the disease and predict poor outcomes.

Project Team

Ependymoma is a lethal pediatric brain tumor that is still treated by surgery and radiation. When tumors recur, which is often, patients have limited treatment options and often receive additional radiation further worsening neurologic side effects. Novel, effective and less-toxic therapies are desperately needed for these patients. Ependymomas that arise in the forebrain are frequently driven by an oncogene that joins two proteins, C11ORF95 and RELA (denoted as C11ORF95-RELA fusion).

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