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David Steensma: Lentiviral vectors construct integration into TP53
Feb 9, 2025, 17:54

David Steensma: Lentiviral vectors construct integration into TP53

David Steensma, Chief Medical Officer at Ajax Therapeutics, posted on X about recent paper by Karlo Perica et al., titled “CD4+ T-Cell Lymphoma Harboring a Chimeric Antigen Receptor Integration in TP53” published on The New England Journal of Medicine.

Authors: Karlo Perica, Nayan Jain, Michael Scordo, Ruchi Patel, Ozgur Can Eren, Utsav Patel, Gunes Gundem, Dylan Domenico, Sneha Mitra, Nicholas D. Socci, John K. Everett, Aoife M. Roche, Angelina Petrichenko, Gunjan L. Shah, Maria E. Arcila, Laetitia Borsu, Jae H. Park, Steven M. Horwitz, Sergio A. Giralt, Ahmet Dogan, Christina Leslie, Elli Papaemmanuil, Frederic D. Bushman, Saad Z. Usmani, Michel Sadelain, and Sham Mailankody.

David Steensma: Lentiviral vectors construct integration into TP53

When reports emerged in 2023 of T cell secondary malignancies in CAR-T treated patients, mechanism was unclear. New MSKCC report The New England Journal of Medicine describes Lentiviral vectors (LV) construct integration into TP53. Likely v rare event but does inform debate about using CAR-T early vs later.”