THRX-144644 (THRX144644) is a potent, lung-selective ALK5 inhibitor with IC50 of 0.14 nM, inhibits p-SMAD3 in a BEAS2B cell line with IC50 of 23 nM; THRX-144644 displays high selectivity in a broad secondary pharmacology panel with exception of e Lymphocyte CellSpecific Protein-Tyrosine Kinase (LCK, IC50=140 nM). THRX-144644 demonstrated favorable TGFβ pathway pharmacodynamic inhibition in lung while minimizing key systemic toxicities.

Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.