title: Tracing the Path of CAR T Cells.
abstract: Adding a radioactive tag to CAR T cells has allowed these engineered cells to be monitored as they home in on brain tumors in patients. The technique could help promote a deeper understanding of why this immunotherapy isn't more broadly effective, and why resistance sometimes develops.
mesh_terms: D006801:Humans; D007167:Immunotherapy; D015448:Leukemia, B-Cell / Q000235:genetics / Q000276:immunology / Q000473:pathology / Q000628:therapy*; D011948:Receptors, Antigen, T-Cell / Q000276:immunology* / Q000627:therapeutic use; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D011948:Receptors, Antigen, T-Cell