NewslettersImmune Regulation News Selective Disruption of Lipid Peroxide Homeostasis in Intratumoral Regulatory T Cells by Targeting FSP1 Enhances Cancer Immunity By Emily Salmini - January 29, 2026 0 52 Researchers showed that ferroptosis suppressor protein 1 (FSP1) is critically required for Treg resistance to ferroptosis and their immunosuppressive function within the tumor microenvironment. [Science Advances] Full Article