1614-IMPREG: A Regulon Signature of Tumor Immune Privilege

Paper Talk · Sep 25, 2026 · 20m

This research introduces IMPREG, a novel transcriptional regulon signature that identifies tumors capable of mimicking the immune-privileged status of organs like the brain or retina. By hijacking these specialized biological programs, cancers create "immune deserts" that exclude T cells, leading to significant resistance against immunotherapy treatments. The study utilizes extensive single-cell and spatial transcriptomics to reveal that this suppression is driven by three distinct cellular routes: immature neuronal states, myofibroblast identities, or endothelial cells. Across dozens of…