Serum concentration of intercellular adhesion molecule–1 in patients with hepatocellular carcinoma is a marker of the disease progression and prognosis

Yukihiro Shimizu, Masami Minemura, Takashi Tsukishiro, Yoshirou Kashii, Megumi Miyamoto, Hiroshi Nishimori, Kiyohiro Higuchi, Akiharu Watanabe – 1 August 1995 – Serum levels of soluble forms of intercellular adhesion molecule–1 (sICAM‐1) and lymphocyte function‐associated antigen‐3 (sLFA‐3) in 122 patients with chronic liver disease including hepatocellular carcinoma (HCC) were measured by enzyme‐linked immunosorbent assays. Serum levels of sICAM‐1 in patients with HCC were significantly higher than those of chronic hepatitis (CH) and cirrhosis.

Does the healthy hepatitis C virus carrier state really exist? an analysis using polymerase chain reaction

Martín Prieto, Vicente Olaso, Clara Verdú, Juan Córdoba, Concepción Gisbert, Miguel Rayón, Domingo Carrasco, Marina Berenguer, María Dolores Higón, Joaquín Berenguer – 1 August 1995 – To determine whether the presence of hepatitis C virus (HCV) viremia correlates with the severity of liver disease in anti‐HCV‐positive apparently healthy blood donors, we studied 98 blood donors found positive for anti‐HCV using enzyme‐linked immunosorbent assay (ELISA).

Uridine diphosphate glucoronosyl transferases, candidate antigens of liver‐kidney microsomal antibodies in hepatitis delta virus‐infected patients

Ferruccio Bonino, Maurizia Rossana Brunetto – 1 August 1995 – Patients with chronic hepatitis D often have liver‐kidney microsomal antibodies type 3 (LKM‐3). These antibodies react with several microsomal antigens that have a molecular weight of 55 HDa and an isoelectric point of about 8. We studied the molecular nature of the antigen and, by immunoscreening a human liver cDNA expression library with KM‐3 sera, found that uridine diphosphate glucuronosyl transferase (UGT) appeared as candidate antigens.

Transport characteristics of three fluorescent conjugated bile acid analogs in isolated rat hepatocytes and couplets

Lilia M. Maglova, Angela M. Jackson, Xue‐Jun Meng, Michael W. Carruth, Claudio D. Schteingart, Huong‐Thu Ton‐Nu, Alan F. Hofmann, Steven A. Weinman – 1 August 1995 – The transport properties of three different synthetically prepared fluorescent conjugated bile acid analogs (FBA), all with the fluorophore on the side chain, were determined using isolated rat hepatocytes and hepatocyte couplets. The compounds studied were cholylglycylamidofluorescein (CGamF), cholyl‐(Nϵ‐nitrobenzoxadiazolyl [NBD])‐lysine (C‐NBD‐L), and chenodeoxycholyl‐(Nϵ‐NBD)‐lysine (CDC‐NBD‐L).

Synaptosomal glutamate transport in thioacetamide‐induced hepatic encephalopathy in the rat

Kofi N. W. Oppong, Kim Bartlett, Christopher O. Record, Hanan Al Mardini – 1 August 1995 – Dysfunction of excitatory glutamatergic neurotransmission has been implicated in the cause of hepatic encephalopathy. Brain microdialysis studies in various animal models of portal systemic encephalopathy (PSE) and encephalopathy associated with acute liver failure, have established that an increase in extracellular glutamate occurs but the mechanisms of this are unclear.

Decreased right heart blood volume determined by magnetic resonance imaging: Evidence of central underfilling in cirrhosis

Søren Møller, Lars Søndergaard, Jens Møgelvang, Ole Henriksen, Jens H. Henriksen – 1 August 1995 – Whether the central blood volume is reduced or expanded in cirrhosis is still under debate. Accordingly, the current study was undertaken to assess the volume of the heart cavities. Ten cirrhotic patients and matched controls had their right and left ventricular end‐diastolic volumes (RVDV and LVDV), and end‐systolic volumes (RVSV and LVSV) determined by magnetic resonance imaging (MRI). RVDV (122 vs. control 166 mL, P < .02), RVSV (41 vs. 80 mL, P < .02) and right atrial volume (47 vs.

Differential activation of transcription factors NF‐ϰB and AP‐1 in rat liver macrophages

Thuy‐Anh Tran‐Thi, Karl Decker, Patrick A. Baeuerle – 1 August 1995 – Liver macrophages (Kupffer cells) respond to many stimulations with the production of bioactive substances including cytokines, eicosanoids, and inorganic radicals. In this study the activation of transcription factors by substances inducing cytokine gene expression or superoxide formation in rat Kupffer cells was examined.

Peroxisome mosaicism in the livers of peroxisomal deficiency patients

Marc Espeel, Hanna Mandel, Florence Poggi, Jan A. M. Smeitink, Ronald J. A. Wanders, Ingrid Kerckaert, Rudolf B. H. Schutgens, Jean‐Marie Saudubray, Bwee‐Tien Poll‐The, Frank Roels – 1 August 1995 – Peroxisomal deficiency disorders, which are genetically transmitted, are assumed to be expressed in all cells, and the use of cultured skin fibroblasts for diagnosis and research is based on this assumption. We describe three patients with clinical, biochemical, and microscopic evidence of a peroxisomal disorder.

Effect of upright posture and physical exercise on endogenous neurohormonal systems in cirrhotic patients with sodium retention and normal supine plasma renin, aldosterone, and norepinephrine levels

Joan Saló, Angels Ginès, Luis Anibarro, Wladimiro Jiménez, Ramón Bataller, Joan Clària, Pere Ginès, Francisca Rirvera, Vicente Arroyo, Juan Rodés – 1 August 1995 – It is well known that sodium retention occurs in a significant proportion of patients with cirrhosis despite normal supine plasma levels of renin, aldosterone (ALDO), and norepinephrine (NE). The current study was performed to assess whether this subset of patients also present normal activity of the renin‐aldosterone and sympathetic nervous systems during upright posture in sitting position and moderate physical exercise.

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