by Niigata University Letrozole ameliorates liver fibrosis through the inhibition of the CTGF pathway and 17β-hydroxysteroid dehydrogenase 13 expression. Credit: Niigata University A gene expression-based screening assay using chimeric mice with humanized hepatocytes revealed that letrozole has a modifying effect on fibrosis-related gene expression in the hepatocytes, including YAP, CTGF, TGF-β, and CYP26A1. Because of...