Indoleamine 2,3-dioxygenase 1 and overall survival of patients diagnosed with esophageal cancer

Abstract

mRNA expression data from TCGA (SCC <i>N</i> = 87; AC <i>N</i> = 97). IHC in a second cohort of EC (<i>N</i> = 93) were stained for IDO1, PD-L1, and CD3ε, followed by light microscopic analysis.