SB-431542 is a potent and specific inhibitor of transforming growth factor-beta superfamily type I activin receptor-like kinase (ALK) receptors ALK4, ALK5, and ALK7.
Mol Pharmacol. 2002 Jul;62(1):65-74. doi: 10.1124/mol.62.1.65.
Mol Pharmacol. 2002.
PMID: 12065756