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. 2020 Mar 13;10:264. doi: 10.3389/fonc.2020.00264

Table 2B.

Mean percentages of positivity of ICOS, CTLA-4, and PD-1 on CD4+ and CD8+ BM T cells.

T cells B7 ICR AML Healthy controls
CD4+ ICOS 56.9% 57.5%
CTLA-4 3.6% 1%
PD-1 19.1% 15.8
CD8+ ICOS 23.8% 21.1%
CTLA-4 1.5% 0.2%
PD-1 27.7% 27.2%

AML, acute myeloid leukemia; BM, bone marrow; CTLA-4, cytotoxic T lymphocyte-associated protein 4; ICR, immune checkpoint receptor; PD-1, programmed death 1.