B cell deficiency reduces TGF-β1 during exercise, impairing liver glutamate metabolism and decreasing blood/muscle glutamate, limiting exercise capacity. PMID:41999743, Cell 2026, @Cell https://www.cell.com/cell/fulltext/S0092-8674(26)00340-5 #Medsky #Pharmsky #RNA #ASHG #ESHG 🧪
