Technology Regulatory Heme as a Mitochondria-to-Nucleus Messenger in CD8⁺ T-Cell Exhaustion by Anika Shah - Technology April 22, 2026 by Anika Shah - Technology April 22, 2026 Regulatory Heme: A Mitochondria-to-Nucleus Messenger in CD8+ T-Cell Exhaustion Recent research has identified heme as a key signaling molecule that travels from mitochondria to the nucleus in CD8+ T cells, … 0 FacebookTwitterPinterestEmail