Increased co-expression of ICOS and PD-1 predicts poor overall survival in patients with acute myeloid leukemia
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Background: Inducible co-stimulatory factor (ICOS) has a dual role: activating cytotoxic T cells against tumors or exacerbating immunosuppression of regulatory T cells (Tregs) to participate in immune evasion. However, the correl... ...
