Targeting peripheral 5-HT2AR enhances antitumor immunity in colorectal cancer.
Cell August 1, 2026 Yating Wen, Lingjie Tang, Wenwen Duan et al.
Cancer remains a leading cause of morbidity and mortality worldwide. While classical psychedelics have been used clinically to treat cancer-associated psychiatric disorders, their impact on tumor progression is unclear. Here, we show that by targeting the serotonin receptor 5-HT2AR, lysergic acid diethylamide (LSD) enhances CD8+ T cell-mediated antitumor immunity and suppresses colorectal...