Resolution of liver fibrosis requires myeloid cell–driven sinusoidal angiogenesis

Chahrazade Kantari‐Mimoun, Magali Castells, Ralph Klose, Anna‐Katharina Meinecke, Ursula J. Lemberger, Pierre‐Emmanuel Rautou, Hélène Pinot‐Roussel, Cécile Badoual, Katrin Schrödter, Christoph H. Österreicher, Joachim Fandrey, Christian Stockmann – 5 December 2014 – Angiogenesis is a key feature of liver fibrosis. Although sinusoidal remodeling is believed to contribute to fibrogenesis, the impact of sinusoidal angiogenesis on the resolution of liver fibrosis remains undefined.

Autoimmune hepatitis in a murine autoimmune polyendocrine syndrome type 1 model is directed against multiple autoantigens

Matthias Hardtke‐Wolenski, Richard Taubert, Fatih Noyan, Maren Sievers, Janine Dywicki, Jerome Schlue, Christine S. Falk, Brita Ardesjö Lundgren, Hamish S. Scott, Andreas Pich, Mark S. Anderson, Michael P. Manns, Elmar Jaeckel – 5 December 2014 – Autoimmune polyendocrine syndrome type 1 (APS‐1) is caused by mutations of the autoimmune regulator (AIRE) gene. Mouse studies have shown that this results in defective negative selection of T cells and defective early seeding of peripheral organs with regulatory T cells (Tregs).

Hepatitis C virus–induced reduction in miR‐181a impairs CD4+ T‐cell responses through overexpression of DUSP6

Guang Y. Li, Yun Zhou, Ruo S. Ying, Lei Shi, Yong Q. Cheng, Jun P. Ren, Jeddidiah W.D. Griffin, Zhan S. Jia, Chuan F. Li, Jonathan P. Moorman, Zhi Q. Yao – 5 December 2014 – T cells play a crucial role in viral clearance or persistence; however, the precise mechanisms that control their responses during viral infection remain incompletely understood. MicroRNA (miR) has been implicated as a key regulator controlling diverse biological processes through posttranscriptional repression.

Comprehensive phenotyping of regulatory T cells after liver transplantation

Anna Gronert Álvarez, Paraskevi Fytili, Pothakamuri V. Suneetha, Anke R. M. Kraft, Christin Brauner, Jerome Schlue, Till Krech, Frank Lehner, Christoph Meyer‐Heithuis, Elmar Jaeckel, Juergen Klempnauer, Michael P. Manns, Markus Cornberg, Heiner Wedemeyer – 29 November 2014 – Regulatory T cells (Tregs) play an important role in controlling alloreactivity after solid organ transplantation, but they may also impair antiviral immunity.

Use of serial assessment of disease severity and liver biopsy for indication for liver transplantation in pediatric Epstein‐Barr virus–induced fulminant hepatic failure

Atsuko Nakazawa, Natsuko Nakano, Akinari Fukuda, Seisuke Sakamoto, Ken‐Ichi Imadome, Toyoichiro Kudo, Kentaro Matsuoka, Mureo Kasahara – 28 November 2014 – The decision to perform liver transplantation (LT) in patients with Epstein‐Barr virus (EBV)–induced fulminant hepatic failure (FHF) relies on a precise assessment of laboratory and pathological findings. In this study, we analyzed clinical and laboratory data as well as the pathological features of the liver in order to evaluate the pathogenesis and the need for LT in 5 patients with EBV‐induced FHF.

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