This linkage is substantiated by a highly significant positive correlation between the size of the memory CD4 + T cell compartment and the percentage of total CD4 + T cells expressing PD-1 or TIGIT (Figures 1 f, g).
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This linkage is substantiated by a highly significant positive correlation between the size of the memory CD4 + T cell compartment and the percentage of total CD4 + T cells expressing PD-1 or TIGIT (Figures 1 f, g).