Facilitated diffusion and sodium‐dependent transport of purine and pyrimidine nucleosides in rat liver

Axel Holstege, Heide‐Maria Gengenbacher, Linda Jehle, Johannes Hoppmann – 1 August 1991 – In mammalian cells, nucleoside transport usually is mediated by facilitated diffusion. In addition, a Na+‐dependent, concentrative nucleoside transport system has been detected in several tissues but not the liver.

Rates of vertebral bone loss before and after liver transplantation in women with primary biliary cirrhosis

Richard Eastell, E. Rolland Dickson, Stephen F. Hodgson, Russell H. Wiesner, Michael K. Porayko, Heinz W. Wahner, Sandra L. Cedel, B. Lawrence Riggs, Ruud A. F. Krom – 1 August 1991 – Atraumatic fractures caused by osteoporosis may be a serious complication of primary biliary cirrhosis. Mean (± S.D.) bone mineral density in the lumbar spine in 210 ambulatory women with primary biliary cirrhosis was 1.02 ± 0.19 gm/cm2, 7% lower than that in 139 age‐matched normal women (after adjustment for age and body weight) (p < 0.001).

Hepatocellular expression of lymphocyte function—associated antigen 3 in chronic hepatitis

Frank Autschbach, Stefan C. Meuer, Ulrich Moebius, Michael Manns, Georg Hess, Karl‐Hermann Meyer Zum Büschenfelde, Wolfgang Thoenes, Hans‐Peter Dienes – 1 August 1991 – T lymphocyte—mediated cytolytic immune reactions are considered a major cause of hepatocyte injury in chronic viral and autoimmune hepatitis.

Association of a precore genomic variant of hepatitis B virus with fulminant hepatitis

William F. Carman, Elizabeth A. Fagan, Stephanos Hadziyannis, Peter Karayianni, Nicolaos C. Tassopoulos, Roger Williams, Howard C. Thomas – 1 August 1991 – A variant of hepatitis B virus has been described recently in HBsAg+ Mediterranean patients who lack HBeAg and who have an unusual and severe form of chronic hepatitis. This variant is unable to produce HBeAg because of the presence of a novel translational stop codon at the end of the precore region of the genome.

A comparison of lipoprotein secretion, bile production and hepatic morphology in isolated rat livers perfused with a perfluorocarbon emulsion or rat erythrocytes

Tünde E. Felker, Donald Gantz, Anna M. Tercyak, Cheryl Oliva, Susanne Bennett Clark, Donald M. Small – 1 August 1991 – Isolated rat livers were perfused with an oxygenated perfluorocarbon emulsion, FC‐43 emulsion for 1 to 4 hr. FC‐43 emulsion contained 20% FC‐43 (wt/vol) perfluorotributylamine (the fluorocarbon component for the transport of oxygen and carbon dioxide) emulsified with 2.56% Pluronic F‐68 (a nonionic surfactant) in Krebs‐Ringer bicarbonate buffer. FC‐43 emulsion also contained 3% hydroxyethyl starch as an oncotic agent and 1.8 mg/ml glucose.

Functional and morphological features of isolated hepatocytes preserved in university of wisconsin solution

Dario Sorrentino, Karen Van Ness, Isabela Ribeiro, Charles M. Miller – 1 August 1991 – Although several studies suggest that hepatic graft failure after cold ischemia results from nonparenchymal cell damage, other data indicate that hepatocellular ATP content is significantly correlated with the transplantation success rate.

Bacterial invasion of the biliary system by way of the portal‐venous system

Joseph Y. Sung, Eldon A. Shaffer, Merle E. Olson, Joseph W. C. Leung, Kan Lam, J. William Costerton – 1 August 1991 – It has been suggested that bacteria in the intestine gain access into the biliary tract by entering the portal‐venous blood. We have tested the hypothesis of hematogenous infection of the biliary system in cats. The animals were treated in three different groups: group A (no biliary obstruction), group B (acute biliary obstruction) and group C (chronic biliary obstruction).

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