Direct evidence that hepatocyte growth factor is a hepatotrophic factor for liver regeneration and has a potent antihepatitis effect in vivo

Yoshihide Ishiki, Hiroo Ohnishi, Yasutoshi Muto, Kunio Matsumoto, Toshikazu Nakamura – 1 November 1992 – Hepatocyte growth factor, a potent mitogen for mature hepatocytes in vitro, seems to function as a hepatotrophic factor for liver regeneration. We examined the mitogenic effect of hepatocyte growth factor on mouse liver in vivo.

Effect on the canine Eck fistula liver of intraportal TGF‐β alone or with hepatic growth factors

Antonio Francavilla, Alessandro Azzarone, Guiseppe Carrieri, Carlo Scotti‐Fogueni, Qia‐Hua Zeng, Umberto Cillo, Kendrick Porter, Thomas E. Starzl – 1 November 1992 – Transforming growth factor‐β canceled the hepatocyte proliferation caused by transforming growth factor‐α when the two substances were mixed and administered through a disconnected central portal vein branch after creation of an Eck fistula.

Evidence for normal nitric oxide—mediated vasodilator tone in conscious rats with cirrhosis

Philippe Sogni, Richard Moreau, Masaru Ohsuga, Stephane Cailmail, Frederic Oberti, Antoine Hadengue, Eric Pussard, Didier Lebrec – 1 October 1992 – Because it has been hypothesized that the hyperkinetic circulation in portal hypertension is the result of increased synthesis of nitric oxide, we compared the hemodynamic effects of nitric oxide synthesis—specific agonist (L‐arginine) and antagonist between normal and cirrhotic conscious rats. The dose‐response curves showed that L‐arginine significantly decreased arterial pressure and increased heart rate.

Papaverine inhibits transcytotic vesicle transport and lipid excretion into bile in isolated perfused rat liver

Tomihiro Hayakawa, Kenji Katagiri, Makoto Hoshino, Tomio Nakai, Takayuki Ohiwa, Tomoyuki Kumai, Makoto Miyaji, Toshihiko Takeuchi, James Corasanti, James L. Boyer – 1 October 1992 – Papaverine is a nonspecific smooth muscle relaxant and a phosphodiesterase inhibitor. Its effects on biliary excretion of lipids and horseradish peroxidase were investigated in a single‐pass isolated perfused rat liver model. A constant infusion of papaverine (1.6 μmol/min; 40 μmol/L) significantly increased bile flow (microliters per minute per gram of liver) before (2.03 ± 0.09 vs.

Role of cytochrome P‐450 2E1 in ethanol‐, carbon tetrachloride— and iron‐dependent microsomal lipid peroxidation

Tirso Castillo, Dennis R. Koop, Seiichiro Kamimura, George Triadafilopoulos, Hidekazu Tsukamoto – 1 October 1992 – This study investigated the role of cytochrome P‐450 2E1 in enhanced microsomal lipid peroxidation in experimental alcoholic liver disease. We also examined the contribution of this isoform to the increased microsomal injury in alcoholic liver disease caused by carbon tetrachloride—induced or iron‐induced oxidant stress.

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