Hans Popper Laboratory of Molecular Hepatology, Division of Gastroenterology and Hepatology, Department of Internal Medicine III, Medical University of Vienna, Vienna, Austria; Laboratory of Experimental and Molecular Hepatology, Division of Gastroenterology and Hepatology, Department of Medicine, Medical University of Graz, Graz, Austria. Karolinska Institutet, Department of Clinical Science at Danderyds Hospital, Stockholm, Sweden; Department of Surgery, Ersta Hospital, Stockholm, Sweden. Hans Popper Laboratory of Molecular Hepatology, Division of Gastroenterology and Hepatology, Department of Internal Medicine III, Medical University of Vienna, Vienna, Austria. Core Facility for Mass Spectrometry, Medical University of Graz, Graz, Austria. Institute of Pathology, Medical University of Graz, Graz, Austria. Department of Vascular Biology and Thrombosis Research, Center for Physiology and Pharmacology, Medical University of Vienna, Vienna, Austria. Clinical Institute of Medical and Chemical Laboratory Diagnostics, Medical University of Graz, Graz, Austria. Karolinska Institutet, Department of Medicine, Karolinska University Hospital Huddinge, Stockholm, Sweden. Institute of Medicine, Department of Molecular and Clinical Medicine, Sahlgrenska Academy, University of Gothenburg, Sweden. Electronic address: hanns-ulrich.marschall@gu.se. Hans Popper Laboratory of Molecular Hepatology, Division of Gastroenterology and Hepatology, Department of Internal Medicine III, Medical University of Vienna, Vienna, Austria. Electronic address: michael.trauner@meduniwien.ac.at.