The ALK-5 inhibitor A-83-01 inhibits Smad signaling and epithelial-to-mesenchymal transition by transforming growth factor-beta

Tojo M, Hamashima Y, Hanyu A, Kajimoto T, Saitoh M, Miyazono K, Node M, Imamura T.
Cancer Sci. 2005 Nov;96(11):791-800. First published: 14 October 2005
PMID:16271073 DOI:10.1111/j.1349-7006.2005.00103.x