JS25, a Selective and Covalent BTK Inhibitor, Acts by Segregating Tyr551
BTK, Bruton’s tyrosine kinase, belongs to the cytoplasmatic kinases TEC subfamily. BTK involves in immune regulation, and is activated by Src kinases. Then BTK leads to phospholipase-Cγ (PLCγ) phosphorylation, Ca2+ mobilization, and NF-κB/MAP activation. Meanwhile, BTK increases proinflammatory cytokines IL-6 and IL-10 production and controls integrin-mediated B-cells adhesion. Moreover,...