PD-1 Impairs CD8+ T Cell Granzyme B Production in Aged Mice during Acute Viral Respiratory Infection.

Immunohorizons · 2023 · PMC10696419 · PMID 38015461

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showed a trendno p-value reported

When congenically marked bulk young or aged purified T cells were transplanted into lethally irradiated young or aged hosts, aged CD8 + T cells showed a trend toward increased PD-1 expression in a young host ( Fig. 1G ).

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