Stimulation of phagocytic activity of murine Kupffer cells by tuftsin

Shoji Kubo, Tom Rodriguez, Mark S. Roh, Caroline Oyedeji, Marvin M. Romsdahl, Kenji Nishioka – 1 April 1994 – Tuftsin (Thr‐Lys‐Pro‐Arg) is a natural immunomodulating peptide. We have investigated for the presence of a specific tuftsin receptor on murine Kupffer cells using fluorescein‐labeled tuftsin, which retains full biological activity. After incubation with fluorescein‐labeled tuftsin, Kupffer cells displayed clear binding of this compound on the plasma membrane. Excess tuftsin inhibited this binding, indicating the presence of specific tuftsin receptors on the Kupffer cells.

Hold that needle: Octreotide for acute variceal hemorrhage

William N. Katkov – 1 April 1994 – To compare octreotide with injection sclerotherapy in the treatment of acute variceal hemorrhage, patients admitted with gastrointestinal bleeding and oesophageal varices confirmed by endoscopy were randomised to receive either emergency sclerotherapy with 3% sodium tetradecyl sulphate or octreotide (50 μg intravenous bolus plus 50 μg per hr intravenous infusion for 48 hr). At the end of the study period (48 hr), the octreotide group also had sclerotherapy to obliterate the varices.

Strong transient expression of the type I interferon–induced MxA protein in hepatitis A but not in acute hepatitis B and C

Detlef Jakschies, Reinhardt Zachoval, Rainer Müller, Michael Manns, Klaus‐Ulrich Nolte, Heinz‐Kurt Hochkeppel, Michel‐Andre Horisberger, Helmuth Deicher, Peter Von Wussow – 1 April 1994 – The human MxA protein is a new specific marker for type I interferon activity both in vitro and in vivo.

Fibrinogen assembly: Insights from chicken hepatocytes

Carole Oddoux, Gerd Grieninger – 1 March 1994 – In all vertebrate species studied, the complex, disulfide‐linked structure of fibrinogen is essentially the same: a hexamer assembled from three different subunits (Aα, Bß,γ)2. This study utilized species differences in fibrinogen subunit monomer pools to address the question of how these surplus subunit pools may affect the assembly process. We used a chicken model system in which Bß and γ‐subunits are present in excess, in contrast to the Aα and γ‐subunit surplus found in human model systems.

Enhanced hepatic collagen type I mRNA expression into fat‐storing cells in a rodent model of hemochromatosis

Antonello Pietrangelo, Rossana Gualdi, Giovanna Casalgrandi, Albert Geerts, Pieter de Bleser, Giuliana Montosi, Ezio Ventura – 1 March 1994 – In recent years, identifying the hepatic cell type responsible for collagen synthesis in experimental models of postnecrotic or inflammatory fibrosis has been the subject of active investigation. In primary iron overload states, however, hepatic fibrosis and cirrhosis occur without accompanying necroinflammatory phenomena.

Predictive factors in ursodeoxycholic acid‐treated patients with primary biliary Cirrhosis: Role of serum markers of connective tissue

Renée E. Poupon, Beverley Balkau, Jérôme Guéchot, François Heintzmann – 1 March 1994 – The aim of this study was to define factors predictive of the onset of the terminal phase, defined by hyperbilirubinemia or the occurrence of a severe clinical complication, in patients with primary biliary cirrhosis treated with ursodeoxycholic acid. The 97 primary biliary cirrhosis patients in this study participated in a 2‐yr clinical trial.

Structure and localization of the IGFBP‐1 gene and its expression during liver regeneration

Jehyuk Lee, Linda Greenbaum, Barbara A. Haber, Deborah Nagle, Victoria Lee, Vashti Miles, Kenneth L. Mohn, Maja Bucan, Rebecca Taub – 1 March 1994 – Insulin‐like growth factor–binding protein‐1s are important modulators of the insulin‐like growth factors that may have both positive and negative effects on the ability of insulin‐like growth factors to stimulate cell growth. The IGFBP‐1 gene is one of the most highly induced immediate‐early genes after partial hepatectomy.

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