Information provided in the product description is from published literature. Due to the nature of scientific experimentation, your results (e.g., selectivity and effective concentrations) or specific application for this product may differ. If you have questions about how this product fits your application, please contact our technical support staff.
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Upadacitinib is a JAK1 inhibitor (IC50 = 47 nM).1 It is selective for JAK1 over JAK3 and tyrosine kinase 2 (Tyk2; IC50s = 2,304 and 4,690 nM, respectively), as well as a panel of 83 additional kinases at 1 µM, but does inhibit JAK2, Rho-associated kinase I (ROCK1), and ROCK2 (IC50s = 120, 920, and 430 nM, respectively). Upadacitinib decreases cytokine-induced STAT phosphorylation in a variety of human cells with IC50 values ranging from 1.6 to 649 nM. It reduces M. tuberculosis-induced paw swelling and bone erosion in a rat model of arthritis when administered at doses of 1, 3, and 10 mg/kg twice per day for 17 days. Formulations containing upadacitinib have been used in the treatment of rheumatoid arthritis.
WARNING This product is not for human or veterinary use.
1. In vitro and in vivo characterization of the JAK1 selectivity of upadacitinib (ABT-