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Cancer immunotherapy

CAR Treg cells: prime suspects in therapeutic resistance

Using comprehensive single-cell profiling, two studies reveal the molecular phenotypes of CAR T cells associated with durable response in patients with lymphoma, and highlight the role of CAR regulatory T cells in mediating resistance.

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Fig. 1: CAR Treg cells are associated with poor responses to anti-CD19 CAR T cell therapy in patients with lymphoma.

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Acknowledgements

This was work is supported by the MD Anderson Cancer Center support grant P30 CA016672 from the US National Institutes of Health.

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Correspondence to Sattva S. Neelapu.

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Competing interests

S.S.N. received research support from Kite/Gilead, BMS, Cellectis, Poseida, Allogene, Unum Therapeutics, Precision Biosciences, and Adicet Bio; served as Advisory Board Member/Consultant for Kite/Gilead, Merck, Novartis, Sellas Life Sciences, Athenex, Allogene, Incyte, Adicet Bio, BMS, Legend Biotech, Bluebird Bio, Fosun Kite, Sana Biotechnology, Caribou, Astellas Pharma and Morphosys; has received royalty income from Takeda Pharmaceuticals; has stock options from Longbow Immunotherapy; and has intellectual property related to cell therapy.

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Saini, N., Neelapu, S.S. CAR Treg cells: prime suspects in therapeutic resistance. Nat Med 28, 1755–1756 (2022). https://doi.org/10.1038/s41591-022-01998-7

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