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CAR T cells targeting CD13 controllably induce eradication of acute myeloid leukemia with a single domain antibody switch

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Fig. 1: CD13 Nb-switch redirects sCAR T cells to eradicate AML in vivo in a controllable manner.
Fig. 2: CD13 Nb-switch redirects CAR T cells to partially preserve HSCs, while still allowing eradication of PD-AML in vivo.

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Acknowledgements

We acknowledge that this project was supported by grants from Harrington Discovery Institute/Takeda Rare Disease Innovator Scholar award. We thank the Human Immunology Core (P30-CA016520) for the human primary T-cell processing (Supplementary Table 1), the Stem Cell and Xenograft Core at University of Pennsylvania for the patient-derived AML samples, cord blood CD34+ cells, and constructing the HIS mice.

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Authors and Affiliations

Authors

Contributions

XHe performed the experiments and generated figures. ZF made the sCAR construct. ZF, JM, XZ, YC, SL, BX, YW, LW, and BWK performed the experiments and made the discussion. CHJ analyzed and interpreted data and provided reagents. XHe and XHua analyzed data. XHua conceived and supervised the project. XHe and XHua prepared the paper. All authors commented and revised on the paper and approved the paper.

Corresponding author

Correspondence to Xianxin Hua.

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Conflict of interest

The Nb157 switch and sCAR T cells described in the paper have been included in a filed patent application by University of Pennsylvania. No other potential competing interests were disclosed.

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He, X., Feng, Z., Ma, J. et al. CAR T cells targeting CD13 controllably induce eradication of acute myeloid leukemia with a single domain antibody switch. Leukemia 35, 3309–3313 (2021). https://doi.org/10.1038/s41375-021-01208-2

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