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[½»Á÷] Programming tissue-sensing T cells that deliver therapies to the brain

Programming tissue-sensing T cells that deliver therapies to the brain

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¡ø ×÷ÕߣºMILOS S. SIMIC, PAYAL B. WATCHMAKER et al.

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https://www.science.org/doi/10.1126/science.adl4237

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¡ø Abstract£º

To engineer cells that can specifically target the central nervous system (CNS), we identified extracellular CNS-specific antigens, including components of the CNS extracellular matrix and surface molecules expressed on neurons or glial cells. Synthetic Notch receptors engineered to detect these antigens were used to program T cells to induce the expression of diverse payloads only in the brain. CNS-targeted T cells that induced chimeric antigen receptor expression efficiently cleared primary and secondary brain tumors without harming cross-reactive cells outside of the brain. Conversely, CNS-targeted cells that locally delivered the immunosuppressive cytokine interleukin-10 ameliorated symptoms in a mouse model of neuroinflammation.
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