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January 27, 2026Nature ImmunologyOpen Access

Clonal CD8+ T cells populate the leptomeninges and coordinate with immune cells in human degenerative brain diseases

Ryan Hobson Samuel H. S. Levy Chitra Mohinder Singh Singal Delaney Flaherty Harrison Xiao Benjamin Ciener Hasini Reddy Nick Zabinyakov Christine Y. Kim Andrew F. Teich Neil A. Shneider Elizabeth M. Bradshaw Wassim Elyaman

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Key Points

Clonal CD8+ T cells significantly populate the leptomeninges, playing a key role in immune coordination.
This research focuses on degenerative brain diseases, revealing interactions with other immune cells.
Analysis involves tissue samples from human subjects, examining the immune cell landscape in the leptomeninges.
The findings highlight potential avenues for targeted therapies in managing degenerative brain diseases.

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Implication

Observational analysis uncovers CD8+ T cell coordination with immune cells in degenerative brain diseases, suggesting new therapeutic strategies.

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Cite This Study

Hobson et al. (2026) studied this question.

synapsesocial.com/papers/69a75a55c6e9836116a2005a https://doi.org/10.1038/s41590-025-02401-6

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