Viral persistence, liver disease, and host response in a hepatitis C–like virus rat model

Sheetal Trivedi, Satyapramod Murthy, Himanshu Sharma, Alex S. Hartlage, Arvind Kumar, Sashi V. Gadi, Peter Simmonds, Lokendra V. Chauhan, Troels K.H. Scheel, Eva Billerbeck, Peter D. Burbelo, Charles M. Rice, W. Ian Lipkin, Kurt Vandegrift, John M. Cullen, Amit Kapoor – 31 August 2017 – The lack of a relevant, tractable, and immunocompetent animal model for hepatitis C virus (HCV) has severely impeded investigations of viral persistence, immunity, and pathogenesis.

Significance of definitions of relapse after discontinuation of oral antivirals in HBeAg‐negative chronic hepatitis B

George V. Papatheodoridis, Spilios Manolakopoulos, Tung‐Hung Su, Spyros Siakavellas, Chun‐Jen Liu, Anastasia Kourikou, Hung‐Chih Yang, Jia‐Horng Kao – 31 August 2017 – Relapses are observed in most hepatitis B e antigen (HBeAg)‐negative chronic hepatitis B patients who discontinue treatment with nucleos(t)ide analogues (NAs); however, the rates of relapse vary widely among studies, and whether all patients with relapse need retreatment is unclear.

Imaging for the diagnosis of hepatocellular carcinoma: A systematic review and meta‐analysis

Lewis R. Roberts, Claude B. Sirlin, Feras Zaiem, Jehad Almasri, Larry J. Prokop, Julie K. Heimbach, M. Hassan Murad, Khaled Mohammed – 31 August 2017 – Multiphasic computed tomography (CT) and magnetic resonance imaging (MRI) are both used for noninvasive diagnosis of hepatocellular carcinoma (HCC) in patients with cirrhosis. To determine if there is a relative diagnostic benefit of one over the other, we synthesized evidence regarding the relative performance of CT, extracellular contrast–enhanced MRI, and gadoxetate‐enhanced MRI for diagnosis of HCC in patients with cirrhosis.

Pregnancy in Wilson's disease: Management and outcome

Jan Pfeiffenberger, Sandra Beinhardt, Daniel N. Gotthardt, Nicola Haag, Clarissa Freissmuth, Ulrike Reuner, Annika Gauss, Wolfgang Stremmel, Michael L. Schilsky, Peter Ferenci, Karl Heinz Weiss – 31 August 2017 – Wilson's disease (WD) is a rare inherited disorder of copper metabolism causing toxic hepatic and neural copper accumulation. Clinical symptoms vary widely, from asymptomatic disease to acute liver failure or chronic liver disease with or without neuropsychiatric symptoms.

Cystathionine β‐synthase is required for body iron homeostasis

Yu‐Fu Zhou, Xiao‐Mei Wu, Gan Zhou, Ming‐dao Mu, Fa‐Li Zhang, Fe‐Mi Li, Christopher Qian, Fang Du, Wing‐Ho Yung, Zhong‐Ming Qian, Ya Ke – 31 August 2017 – Cystathionine β‐synthase (CBS) catalyzes the transsulfuration pathway and contributes, among other functions, to the generation of hydrogen sulfide. In view of the exceptionally high expression of CBS in the liver and the common interleukin‐6 pathway used in the regulatory systems of hydrogen sulfide and hepcidin, we speculate that CBS is involved in body iron homeostasis.

Hepatic peroxisome proliferator‐activated receptor γ coactivator 1β drives mitochondrial and anabolic signatures that contribute to hepatocellular carcinoma progression in mice

Elena Piccinin, Claudia Peres, Elena Bellafante, Simon Ducheix, Claudio Pinto, Gaetano Villani, Antonio Moschetta – 31 August 2017 – The peroxisome proliferator‐activated receptor γ (PPARγ) coactivator‐1β (PGC‐1 β) is a master regulator of mitochondrial biogenesis and oxidative metabolism as well as of antioxidant defense. Specifically, in the liver, PGC‐1β also promotes de novo lipogenesis, thus sustaining cellular anabolic processes.

Imaging for the diagnosis of hepatocellular carcinoma: A systematic review and meta‐analysis

Lewis R. Roberts, Claude B. Sirlin, Feras Zaiem, Jehad Almasri, Larry J. Prokop, Julie K. Heimbach, M. Hassan Murad, Khaled Mohammed – 31 August 2017 – Multiphasic computed tomography (CT) and magnetic resonance imaging (MRI) are both used for noninvasive diagnosis of hepatocellular carcinoma (HCC) in patients with cirrhosis. To determine if there is a relative diagnostic benefit of one over the other, we synthesized evidence regarding the relative performance of CT, extracellular contrast–enhanced MRI, and gadoxetate‐enhanced MRI for diagnosis of HCC in patients with cirrhosis.

Performance characteristics of vibration‐controlled transient elastography for evaluation of nonalcoholic fatty liver disease

Raj Vuppalanchi, Mohammad S. Siddiqui, Mark L. Van Natta, Erin Hallinan, Danielle Brandman, Kris Kowdley, Brent A. Neuschwander‐Tetri, Rohit Loomba, Srinivas Dasarathy, Manal Abdelmalek, Edward Doo, James A. Tonascia, David E. Kleiner, Arun J. Sanyal, Naga Chalasani, for the NASH Clinical Research Network – 31 August 2017 – Vibration‐controlled transient elastography estimates liver stiffness measurement (LSM) and controlled attenuation parameter (CAP), which are noninvasive assessments of hepatic fibrosis and steatosis, respectively.

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