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A 83-01 is a selective inhibitor of TGF-β type I receptor ALK5 kinase, type I activin/nodal receptor ALK4, and type I nodal receptor ALK7 (IC50 values are 12, 45, and 7.5 nM respectively). A 83-01 blocks phosphorylation of Smad2 and inhibits TGF-β-induced epithelial-to-mesenchymal transition. It only weakly inhibits ALK-1, -2, -3, -6 and MAPK activity. A 83-01 is more potent than SB 431542. Fibroblasts can be reprogrammed by A 83-01 into alternative lineages.
Ordering Information
| Product Name | Catalog # | UNIT | Price | Qty | FAVORITES | |
A 83-01, 10 mg | sc-203791 | 10 mg | $202.00 | |||
| US: Only available in the US (Out of Stock: Availability September 26, 2025) | ||||||
A 83-01, 50 mg | sc-203791A | 50 mg | $811.00 | |||
| US: Only available in the US | ||||||