CD8<sup>+</sup>HLADR<sup>+</sup> Regulatory T Cells Change With Aging: They Increase in Number, but Lose Checkpoint Inhibitory Molecules and Suppressive Function.

Front Immunol · 2018 · PMC5994398 · PMID 29915580

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did not reach statistical significanceno p-value reported

At lower cell concentrations there was still a tendency toward increased suppression, but this did not reach statistical significance.

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