NewslettersHematopoiesis News Bone Marrow Plasma Cells Require P2RX4 to Sense Extracellular ATP By Noshin Noorjahan - February 20, 2024 0 Researchers showed that bone marrow plasma cells use the ligand-gated purinergic ion channel P2RX4 to sense extracellular ATP released by bone marrow osteoblasts through the gap-junction protein pannexin 3. [Nature] Abstract