Integrin αvβ6 critically regulates hepatic progenitor cell function and promotes ductular reaction, fibrosis, and tumorigenesis

Zhen‐Wei Peng, Naoki Ikenaga, Susan B. Liu, Deanna Y. Sverdlov, Kahini A. Vaid, Richa Dixit, Paul H. Weinreb, Shelia Violette, Dean Sheppard, Detlef Schuppan, Yury Popov – 8 October 2015 – Integrin αvβ6 is rapidly up‐regulated on cells of epithelial lineage during tissue injury, where one of its primary functions is activation of latent transforming growth factor beta 1 (TGFβ1). In human liver cirrhosis, αvβ6 is overexpressed by cells comprising the ductular reaction, and its inhibition suppresses experimental biliary fibrosis in rodents.

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