A selective inhibitor of TGF-beta type I receptor ALK5 kinase, type I activin/nodal receptor ALK4 and type I nodal receptor ALK7 (IC50 values are 12, 45 and 7.5nM respectively). Blocks
phosphorylation of Smad2 and inhibits TGF beta-induced epithelial-to-mesenchymal transition. Helps maintain homogeneity and long-term in vitro self-renewal of human induced pluripotent stem cells (iPSCs).
Storage and Stability:
Lyophilized powder may be stored at -20 degrees C. Stable for 12 months at -20 degrees C. Reconstitute with DMSO. Aliquot to avoid repeated freezing and thawing. Store at -20 degrees C. Reconstituted product is stable for 6 months at -20 degrees C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer