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K. Kiyosawa · SciRah

Researcher profile · Semantic Scholar

K. Kiyosawa

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K. Kiyosawa — researcher profile on SciRah

h-index: 75
Works: 507
Citations: 22K

Most-cited papers

Prevalence and distribution of extrapancreatic lesions complicating autoimmune pancreatitis
H. Hamano, Norikazu Arakura, T. Muraki, Yayoi Ozaki +2 more
2007Journal of gastroenterology343 citations Open access
Semantic Scholar
Highly Purified Eicosapentaenoic Acid Treatment Improves Nonalcoholic Steatohepatitis
N. Tanaka, K. Sano, A. Horiuchi, E. Tanaka +2 more
2008Journal of Clinical Gastroenterology257 citations Open access
Semantic Scholar
Immunoglobin G4‐hepatopathy: Association of immunoglobin G4‐bearing plasma cells in liver with autoimmune pancreatitis
T. Umemura, Y. Zen, H. Hamano, S. Kawa +2 more
2007Hepatology254 citations Open access
Semantic Scholar
Inhibition of NADPH oxidase 4 activates apoptosis via the AKT/apoptosis signal-regulating kinase 1 pathway in pancreatic cancer PANC-1 cells
T. Mochizuki, S. Furuta, J. Mitsushita, Wei H. Shang +9 more
2006Oncogene246 citations Open access
Semantic Scholar
Epidemiology of hepatocellular carcinoma in Japan
T. Umemura, Tetsuya Ichijo, K. Yoshizawa, E. Tanaka +1 more
2009Journal of gastroenterology222 citations Open access
Semantic Scholar
PPARalpha activation is essential for HCV core protein-induced hepatic steatosis and hepatocellular carcinoma in mice.
N. Tanaka, K. Moriya, K. Kiyosawa, K. Koike +2 more
2008Journal of Clinical Investigation215 citations Open access
Semantic Scholar
Donor Complications Associated With Living Donor Liver Transplantation in Japan
Y. Hashikura, T. Ichida, K. Umeshita, S. Kawasaki +5 more
2009Transplantation162 citations Open access
Semantic Scholar
Clinical characteristics, treatment, and prognosis of non-B, non-C hepatocellular carcinoma: a large retrospective multicenter cohort study
R. Tateishi, T. Okanoue, N. Fujiwara, K. Okita +5 more
2014Journal of gastroenterology161 citations Open access
Semantic Scholar
Autoimmune Pancreatitis and Complement Activation System
T. Muraki, H. Hamano, Yasuhide Ochi, K. Komatsu +6 more
2006Pancreas156 citations Open access
Semantic Scholar
Pretreatment prediction of virological response to peginterferon plus ribavirin therapy in chronic hepatitis C patients using viral and host factors
Haruaki Shirakawa, Akihiro Matsumoto, S. Joshita, M. Komatsu +6 more
2008Hepatology144 citations Open access
Semantic Scholar
Mortality secondary to fulminant hepatic failure in patients with prior resolution of hepatitis B virus infection in Japan.
T. Umemura, E. Tanaka, K. Kiyosawa, H. Kumada
2008Clinical Infectious Diseases140 citations Open access
Semantic Scholar
Association of Autoimmune Pancreatitis With Cytotoxic T-lymphocyte Antigen 4 Gene Polymorphisms in Japanese Patients
T. Umemura, M. Ota, H. Hamano, Y. Katsuyama +4 more
2008American Journal of Gastroenterology132 citations Open access
Semantic Scholar
Differentiation of autoimmune pancreatitis from suspected pancreatic cancer by fluorine-18 fluorodeoxyglucose positron emission tomography
Yayoi Ozaki, K. Oguchi, H. Hamano, Norikazu Arakura +7 more
2008Journal of gastroenterology130 citations Open access
Semantic Scholar
Long-term use of entecavir in nucleoside-naïve Japanese patients with chronic hepatitis B infection.
O. Yokosuka, K. Takaguchi, S. Fujioka, M. Shindo +10 more
2010Journal of Hepatology121 citations
Semantic Scholar
Two critical genes (HLA-DRB1 and ABCF1)in the HLA region are associated with the susceptibility to autoimmune pancreatitis
M. Ota, Y. Katsuyama, H. Hamano, T. Umemura +7 more
2006Immunogenetics116 citations
Semantic Scholar
Long‐term outcome of Japanese patients with type 1 autoimmune hepatitis
K. Yoshizawa, Akihiro Matsumoto, Tetsuya Ichijo, T. Umemura +9 more
2012Hepatology114 citations
Semantic Scholar
Clinical significance of immunoglobulin G4-associated autoimmune hepatitis
T. Umemura, Y. Zen, H. Hamano, S. Joshita +7 more
2011Journal of gastroenterology109 citations Open access
Semantic Scholar
Citrin deficiency as a cause of chronic liver disorder mimicking non-alcoholic fatty liver disease.
M. Komatsu, M. Yazaki, N. Tanaka, K. Sano +8 more
2008Journal of Hepatology104 citations Open access
Semantic Scholar
Vonoprazan-Based Regimen Is More Useful than PPI-Based One as a First-Line Helicobacter pylori Eradication: A Randomized Controlled Trial
M. Maruyama, N. Tanaka, D. Kubota, Masayuki Miyajima +9 more
2017Canadian Journal of Gastroenterology and Hepatology91 citations Open access
Semantic Scholar
Polyenephosphatidylcholine prevents alcoholic liver disease in PPARα-null mice through attenuation of increases in oxidative stress
Wataru Okiyama, N. Tanaka, T. Nakajima, E. Tanaka +3 more
2009Journal of Hepatology90 citations Open access
Semantic Scholar
Hepatitis C virus core protein induces spontaneous and persistent activation of peroxisome proliferator‐activated receptor α in transgenic mice: Implications for HCV‐associated hepatocarcinogenesis
N. Tanaka, K. Moriya, K. Kiyosawa, K. Koike +1 more
2008International Journal of Cancer84 citations Open access
Semantic Scholar
Low serum level of hepatitis B core‐related antigen indicates unlikely reactivation of hepatitis after cessation of lamivudine therapy
Akihiro Matsumoto, E. Tanaka, M. Minami, T. Okanoue +13 more
2007Hepatology Research84 citations
Semantic Scholar
PPARα Protects Proximal Tubular Cells from Acute Fatty Acid Toxicity
Y. Kamijo, K. Hora, Keiichi Kono, Kyoko Takahashi +6 more
200764 citations
Semantic Scholar
Peginterferon α‐2a (40 KD) plus ribavirin for the treatment of chronic hepatitis C in Japanese patients
M. Kuboki, S. Iino, T. Okuno, M. Omata +4 more
2007Journal of Gastroenterology and Hepatology60 citations
Semantic Scholar
PPAR{alpha} attenuates the proinflammatory response in activated mesangial cells.
Keiichi Kono, Y. Kamijo, K. Hora, Kyoko Takahashi +5 more
2009AJP - Renal Physiology55 citations
Semantic Scholar
Epidemiology of hepatocellular carcinoma in Japan
T. Umemura, K. Kiyosawa
2007Hepatology Research51 citations Open access
Semantic Scholar
Peroxisome Proliferator–Activated Receptor α Protects against Glomerulonephritis Induced by Long-Term Exposure to the Plasticizer Di-(2-Ethylhexyl)Phthalate
Y. Kamijo, K. Hora, T. Nakajima, Keiichi Kono +7 more
200747 citations
Semantic Scholar
Measurement of hepatitis B virus core‐related antigen is valuable for identifying patients who are at low risk of lamivudine resistance
E. Tanaka, Akihiro Matsumoto, F. Suzuki, Mariko Kobayashi +14 more
2006Liver international (Print)47 citations Open access
Semantic Scholar
Quantitative analysis of anti–hepatitis C virus antibody–secreting B cells in patients with chronic hepatitis C
T. Umemura, R. Wang, Cathy A. Schechterly, Wai-Kuo J. Shih +2 more
2006Hepatology43 citations Open access
Semantic Scholar
A genomewide DNA microsatellite association study of Japanese patients with autoimmune hepatitis type 1
Shuichi Yokosawa, K. Yoshizawa, M. Ota, Y. Katsuyama +5 more
2007Hepatology42 citations
Semantic Scholar
Virological Response in Patients with Hepatitis C Virus Genotype 1b and a High Viral Load
G. Yamada, S. Iino, T. Okuno, M. Omata +4 more
2008Clinical drug investigation41 citations
Semantic Scholar
Association of cytotoxic T‐lymphocyte antigen 4 gene polymorphisms with type 1 autoimmune hepatitis in Japanese
T. Umemura, M. Ota, K. Yoshizawa, Y. Katsuyama +3 more
2008Hepatology Research39 citations
Semantic Scholar
Sclerosing cholangitis associated with autoimmune pancreatitis
S. Kawa, H. Hamano, T. Umemura, K. Kiyosawa +1 more
2007Hepatology Research38 citations
Semantic Scholar
Clinicopathological characteristics of non‐B non‐C hepatocellular carcinoma without past hepatitis B virus infection
Takefumi Kimura, A. Kobayashi, N. Tanaka, K. Sano +14 more
2017Hepatology Research34 citations
Semantic Scholar
PPARalpha protects proximal tubular cells from acute fatty acid toxicity.
Y. Kamijo, K. Hora, Keiichi Kono, Kyoko Takahashi +6 more
2007Journal of the American Society of Nephrology33 citations
Semantic Scholar
Possible infectious causes in 651 patients with acute viral hepatitis during a 10-year period (1976-1985).
K. Kiyosawa, Y. Gibo, Takeshi Sodeyama, K. Furuta +5 more
2008Liver32 citations
Semantic Scholar
Useful parameters for distinguishing nonalcoholic steatohepatitis with mild steatosis from cryptogenic chronic hepatitis in the Japanese population
N. Tanaka, E. Tanaka, Y. Sheena, M. Komatsu +9 more
2006Liver international (Print)32 citations Open access
Semantic Scholar
Chemokine system and tissue infiltration in aggressive NK-cell leukemia.
H. Makishima, Toshiro Ito, Kayoko Momose, H. Nakazawa +10 more
2007Leukemia research : a Forum for Studies on Leukemia and Normal Hemopoiesis31 citations
Semantic Scholar
Severe hepatic injury caused by orlistat.
T. Umemura, Tetsuya Ichijo, Akihiro Matsumoto, K. Kiyosawa
2006American Journal of Medicine31 citations Open access
Semantic Scholar
Development from simple steatosis to liver cirrhosis and hepatocellular carcinoma: a 27-year follow-up case
T. Nagaya, N. Tanaka, M. Komatsu, Tetsuya Ichijo +9 more
2008Clinical Journal of Gastroenterology30 citations
Semantic Scholar
Fulminant hepatitis after allogenic bone marrow transplantation caused by reactivation of hepatitis B virus with gene mutations in the core promotor region
K. Kitano, Hikaru Kobayashi, Mayu Hanamura, K. Furuta +5 more
2006European Journal of Haematology28 citations Open access
Semantic Scholar
Past history of hepatocellular carcinoma is an independent risk factor of treatment failure in patients with chronic hepatitis C virus infection receiving direct‐acting antivirals
Ayumi Sugiura, S. Joshita, T. Umemura, Tomoo Yamazaki +27 more
2018Journal of Viral Hepatitis26 citations Open access
Semantic Scholar
De novo autoimmune hepatitis following living‐donor liver transplantation for primary biliary cirrhosis
K. Yoshizawa, Haruaki Shirakawa, Tetsuya Ichijo, T. Umemura +12 more
2008Clinical Transplantation26 citations
Semantic Scholar
Another cause of autoimmune hepatitis
T. Umemura, Y. Zen, Y. Nakanuma, K. Kiyosawa
2010Hepatology24 citations Open access
Semantic Scholar
Two cases of development of entecavir resistance during entecavir treatment for nucleoside-naive chronic hepatitis B
H. Kobashi, S. Fujioka, Mitsuhiko Kawaguchi, H. Kumada +20 more
2009Hepatology International24 citations Open access
Semantic Scholar
Insulin resistance and hepatitis C virus: a case–control study of non‐obese, non‐alcoholic and non‐steatotic hepatitis virus carriers with persistently normal serum aminotransferase
N. Tanaka, T. Nagaya, M. Komatsu, A. Horiuchi +9 more
2008Liver international (Print)24 citations Open access
Semantic Scholar
Efficacy and safety of 6-month iron reduction therapy in patients with hepatitis C virus-related cirrhosis: a pilot study
N. Tanaka, A. Horiuchi, T. Yamaura, M. Komatsu +2 more
2007Journal of gastroenterology24 citations Open access
Semantic Scholar
Laparoscopic findings in patients with nonalcoholic steatohepatitis
N. Tanaka, Tetsuya Ichijo, Wataru Okiyama, Hidetomo Mutou +5 more
2006Liver international (Print)23 citations Open access
Semantic Scholar
Adenovirus fulminant hepatic failure: disseminated adenovirus disease after unrelated allogeneic stem cell transplantation for acute lymphoblastic leukemia.
H. Nakazawa, Toshiro Ito, H. Makishima, Noriko Misawa +5 more
2006Internal medicine23 citations Open access
Semantic Scholar
Efficacy and safety of addition of minor bloodletting (petit phlebotomy) in hepatitis C virus-infected patients receiving regular glycyrrhizin injections
N. Tanaka, A. Horiuchi, T. Yamaura, M. Komatsu +7 more
2009Journal of gastroenterology21 citations Open access
Semantic Scholar

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E. Tanaka×22
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E. Tanaka — researcher profile on SciRah
T. Umemura×22
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T. Umemura — researcher profile on SciRah
K. Yoshizawa×16
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K. Yoshizawa — researcher profile on SciRah
N. Tanaka×15
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N. Tanaka — researcher profile on SciRah

×13

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Tetsuya Ichijo — researcher profile on SciRah

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T. Aoyama — researcher profile on SciRah

Akihiro Matsumoto×11

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Akihiro Matsumoto — researcher profile on SciRah

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M. Komatsu — researcher profile on SciRah

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S. Kawa — researcher profile on SciRah

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H. Hamano — researcher profile on SciRah

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A. Horiuchi — researcher profile on SciRah

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M. Ota — researcher profile on SciRah