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SMAD3, an intracellular protein regulated by receptors, plays a vital role in transmitting signals from TGF-β and activin receptors. It contributes to various cellular processes such as cell proliferation, differentiation, apoptosis, and the formation of the extracellular matrix. The effectiveness of Smad3 Inhibitor, SIS3, lies in its selective inhibition of TGF-β and activin signaling by suppressing the phosphorylation of Smad3 (IC50 = 3 µM). Notably, it does not impact the MAPK/p38, ERK, or PI3-kinase signaling pathways. Studies have demonstrated that Smad3 Inhibitor, SIS3 effectively reduces the expression of type 1 procollagen induced by TGF-β1 and inhibits myofibroblast differentiation in both normal dermal fibroblasts and scleroderma fibroblasts.
Ordering Information
| Product Name | Catalog # | UNIT | Price | Qty | FAVORITES | |
Smad3 Inhibitor, SIS3, 1 mg | sc-222318 | 1 mg | $252.00 |