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  1. Article

    Open Access

    Benefit of an action camera in endoscopy education for medical students under COVID-19

    Endoscopy is an important form of clinical gastroenterology education because it gives students the opportunity to learn about diagnosis procedures and even treatment. During the COVID-19 pandemic, medical stu...

    Akira Uchiyama, Shunhei Yamashina, Toshifumi Sato, Satoshi Sakuma in BMC Medical Education (2023)

  2. No Access

    Article

    Carbohydrate-deficient transferrin is a sensitive marker of alcohol consumption in fatty liver disease

    The prevalence of nonalcoholic fatty liver disease (NAFLD) and alcohol-associated/related liver disease (ALD) with metabolic syndrome is increasing globally. Metabolic syndrome and excessive alcohol consumptio...

    Maki Morinaga, Kazuyoshi Kon, Akira Uchiyama, Hiroo Fukada in Hepatology International (2022)

  3. No Access

    Article

    Sodium 4-phenylbutyric acid prevents murine acetaminophen hepatotoxicity by minimizing endoplasmic reticulum stress

    Acetaminophen (APAP) overdose induces severe oxidative stress followed by hepatocyte apoptosis/necrosis. Previous studies have indicated that endoplasmic reticulum (ER) stress is involved in the cell death pro...

    Hiromi Kusama, Kazuyoshi Kon, Kenichi Ikejima, Kumiko Arai in Journal of Gastroenterology (2017)

  4. No Access

    Article

    Recurrent severe acute hepatitis caused by hypereosinophilic syndrome associated with elevated serum immunoglobulin G4 levels

    A 46-year-old male was admitted to our hospital with severe acute hepatitis, hypereosinophilia, and serum immunoglobulin G4 (IgG4) elevation. Plasma exchange was performed, and he was treated by prednisolone; ...

    Tomonori Aoyama, Toshiharu Matsumoto in Clinical Journal of Gastroenterology (2014)

  5. No Access

    Article

    Reply to the letter “Autophagy and acetaminophen hepatotoxicity: how useful are Atg7-deficient mice?”

    Shunhei Yamashina in Journal of Gastroenterology (2012)

  6. No Access

    Article

    Loss of autophagy promotes murine acetaminophen hepatotoxicity

    Previous reports indicate that mitochondrial dysfunction is essential for the development of liver injury due to acetaminophen. On the other hand, autophagy, which is a major catabolic pathway, plays a critica...

    Yuki Igusa, Shunhei Yamashina, Kousuke Izumi in Journal of Gastroenterology (2012)

  7. Article

    Inhibition of hepatitis C virus replication by chloroquine targeting virus-associated autophagy

    Autophagy has been reported to play a pivotal role on the replication of various RNA viruses. In this study, we investigated the role of autophagy on hepatitis C virus (HCV) RNA replication and demonstrated an...

    Tomokazu Mizui, Shunhei Yamashina, Isei Tanida in Journal of Gastroenterology (2010)

  8. Article

    Open Access

    Acute variceal bleeding in a patient with idiopathic myelofibrosis successfully treated with endoscopic variceal band ligation and chemotherapy: a case report

    Idiopathic myelofibrosis is a chronic myeloproliferative disorder characterized by leukoerythroblastosis, massive splenomegaly, and increases in the reticular and collagen fibers in the bone marrow. Portal hyp...

    Kumiko Tamaki, Michiro Otaka, Naoto Sakamoto in Journal of Medical Case Reports (2010)

  9. No Access

    Chapter and Conference Paper

    Role of Leptin in Pathogenesis of NASH

    Increasing lines of evidence indicate that obesity is an important risk factor for the exacerbation of alcoholic liver disease (ALD) and nonalcoholic steatohepatitis (NASH). Leptin, an obese gene product, is a...

    Kenichi Ikejima, Tie Lang, Shunhei Yamashina in NASH and Nutritional Therapy (2005)

  10. No Access

    Article

    Burn injury sensitizes rat Kupffer cells via mechanisms dependent on gut-derived endotoxin

    Bacterial translocation occurs after thermal injury in association with intestinal barrier loss. Recently, we found that sensitization of Kupffer cells involved gut-derived endotoxin; therefore, the purpose of...

    Nobuyuki Enomoto, Yoshiyuki Takei, Shunhei Yamashina in Journal of Gastroenterology (2004)

  11. Article

    Open Access

    Expression of leptin receptors in hepatic sinusoidal cells

    Emerging evidence has suggested a critical role of leptin in hepatic inflammation and fibrogenesis, however, the precise mechanisms underlying the profibrogenic action of leptin in the liver has not been well ...

    Kenichi Ikejima, Tie Lang, Yan-Jun Zhang, Shunhei Yamashina in Comparative Hepatology (2004)