A model of donors' decision‐making in adult‐to‐adult living donor liver transplantation in Japan: Having no choice

Misao Fujita, Akira Akabayashi, Brian Taylor Slingsby, Shinji Kosugi, Yasuhiro Fujimoto, Koichi Tanaka – 20 April 2006 – This study examined the decision‐making processes of donors in adult‐to‐adult living donor liver transplantation. Twenty‐two donors were interviewed using a semi‐structured format. Interview contents were transcribed verbatim and analyzed qualitatively using grounded theory. A decision‐making model was developed consisting of 5 stages: (1) recognition, (2) digestion, (3) decision‐making, (4) reinforcement, and (5) resolution.

Effects of angiogenic factor overexpression by human and rodent cholangiocytes in polycystic liver diseases

Luca Fabris, Massimiliano Cadamuro, Romina Fiorotto, Tania Roskams, Carlo Spirlì, Saida Melero, Aurelio Sonzogni, Ruth E. Joplin, Lajos Okolicsanyi, Mario Strazzabosco – 20 April 2006 – Liver involvement in autosomal dominant polycystic kidney disease (ADPKD) is characterized by altered remodeling of the embryonic ductal plate (DP) with presence of biliary cysts and aberrant portal vasculature. The genetic defect causing ADPKD has been identified, but mechanisms of liver cyst growth remain uncertain.

Oxidized low‐density lipoprotein inhibits hepatitis C virus cell entry in human hepatoma cells

Thomas von Hahn, Brett D. Lindenbach, Agnès Boullier, Oswald Quehenberger, Matthew Paulson, Charles M. Rice, Jane A. McKeating – 20 April 2006 – Cell entry of hepatitis C virus, pseudoparticles (HCVpp) and cell culture grown virus (HCVcc), requires the interaction of viral glycoproteins with CD81 and other as yet unknown cellular factors. One of these is likely to be the scavenger receptor class B type I (SR‐BI). To further understand the role of SR‐BI, we examined the effect of SR‐BI ligands on HCVpp and HCVcc infectivity.

Auxiliary partial orthotopic living donor liver transplantation for a child with congenital absence of the portal vein

Yuji Soejima, Tomoaki Taguchi, Keiko Ogita, Akinobu Taketomi, Tomoharu Yoshizumi, Hideaki Uchiyama, Takuro Ohno, Mitsuo Shimada, Yoshihiko Maehara – 20 April 2006 – Congenital absence of the portal vein (CAPV) is a rare malformation of the mesenteric vasculature in which visceral venous blood bypasses the liver, completely draining into the systemic circulation through a congenital porto‐systemic shunt. Liver transplantation has rarely been indicated for patients with this disease.

Bile salt toxicity aggravates cold ischemic injury of bile ducts after liver transplantation in Mdr2+/− mice

Harm Hoekstra, Robert J. Porte, Yinghua Tian, Wolfram Jochum, Bruno Stieger, Wolfgang Moritz, Maarten J.H. Slooff, Rolf Graf, Pierre A. Clavien – 20 April 2006 – Intrahepatic bile duct strictures are a serious complication after orthotopic liver transplantation (OLT). We examined the role of endogenous bile salt toxicity in the pathogenesis of bile duct injury after OLT. Livers from wild‐type mice and mice heterozygous for disruption of the multidrug resistance 2 Mdr2 gene (Mdr2+/−) were transplanted into wild‐type recipient mice.

Early identification of HCV genotype 1 patients responding to 24 weeks peginterferon α‐2a (40 kd)/ribavirin therapy

Donald M. Jensen, Timothy R. Morgan, Patrick Marcellin, Paul J. Pockros, K. Rajender Reddy, Stephanos J. Hadziyannis, Peter Ferenci, Andrew M. Ackrill, Bernard Willems – 20 April 2006 – Approximately one third of hepatitis C virus (HCV) genotype 1 patients achieved a sustained virological response (SVR) after 24 weeks of treatment with peginterferon α‐2a (40 kd) plus ribavirin in a randomized, multinational trial.

Pharmacodynamics of PEG‐IFN α differentiate HIV/HCV coinfected sustained virological responders from nonresponders

Andrew H. Talal, Ruy M. Ribeiro, Kimberly A. Powers, Michael Grace, Constance Cullen, Musaddeq Hussain, Marianthi Markatou, Alan S. Perelson – 20 April 2006 – Pegylated interferon (PEG‐IFN) has become standard therapy for hepatitis C virus (HCV) infection. We evaluated whether PEG‐IFN pharmacodynamics and pharmacokinetics account for differences in treatment outcome and whether these parameters might be predictors of therapeutic outcome.

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