OKAMOTO Hiroaki

J-GLOBAL         Last updated: Feb 9, 2019 at 03:09
 
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Name
OKAMOTO Hiroaki
Affiliation
Jichi Medical University
Section
School of Medicine
Job title
Professor
Degree
(BLANK)(Jichi Medical University)

Research Areas

 
 

Academic & Professional Experience

 
 
   
 
Professor, Jichi Medical University
 
1985
 - 
1987
Jichi Medical School, Assistant
 
1987
 - 
1998
Jichi Medical School, Assistant Professor
 
1998
 - 
2003
JIchi Medical School, Associate Professor
 

Education

 
 
 - 
1979
Faculty of Medicine, Tohoku University
 

Awards & Honors

 
1992
Nikkei BP Technology Award
 
1997
Oda Prize
 
2000
ISI Citation Laureate Award
 
2008
Saburo Kojima Memorial Award
 

Published Papers

 
Masaharu Takahashi, Tominari Kobayashi, Tanggis, Suljid Jirintai, Mulyanto, Shigeo Nagashima, Tsutomu Nishizawa, Satoshi Kunita, Hiroaki Okamoto
Archives of Virology      Dec 2016   [Refereed]
Shigeo Nagashima, Tominari Kobayashi, Toshinori Tanaka, Tanggis, Suljid Jirintai, Masaharu Takahashi, Tsutomu Nishizawa, Hiroaki Okamoto
Virus Research   223 170   Sep 2016   [Refereed]
Yazaki Yasuyuki;Sugawara Kenji;Honda Mitsunori;Ohnishi Hiroshi;Nagashima Shigeo;Takahashi Masaharu;Okamoto Hiroaki
Tohoku J. Exp. Med.   236(4) 263-271   2015
Autochthonous hepatitis E is increasingly being recognized in industrialized countries, including Japan. Although neurological abnormalities have been sporadically reported as an extrahepatic manifestation of hepatitis E virus (HEV) infection, it...
Bando Masashi;Nakayama Masayuki;Takahashi Masaharu;Hosono Tatsuya;Mato Naoko;Yamasawa Hideaki;Okamoto Hiroaki;Sugiyama Yukihiko
Japanese Journal of Medicine   54(9) 1015-1019   2015
Objective Acute respiratory worsening is defined as the unexpected rapid deterioration of idiopathic pulmonary fibrosis (IPF), and idiopathic acute respiratory worsening is known as an acute exacerbation of IPF. Torque teno virus (TTV) is a...
Inagaki Yuki;Oshiro Yukio;Hasegawa Naoyuki;Fukuda Kuniaki;Abei Masato;Nishi Masaaki;Okamoto Hiroaki;Ohkohchi Nobuhiro
Tohoku J. Exp. Med.   235(4) 275-282   2015
Hepatitis E caused by hepatitis E virus (HEV) is a serious public health concern in developing countries where HEV is mainly transmitted through contaminated water. Recently, in industrialized countries, autochthonous hepatitis E, a porcine zoono...
Yazaki Yasuyuki;Sugawara Kenji;Honda Mitsunori;Ohnishi Hiroshi;Nagashima Shigeo;Takahashi Masaharu;Okamoto Hiroaki
Tohoku J. Exp. Med.   236(4) 263-271   2015
Autochthonous hepatitis E is increasingly being recognized in industrialized countries, including Japan. Although neurological abnormalities have been sporadically reported as an extrahepatic manifestation of hepatitis E virus (HEV) infection, it...
Bando Masashi;Nakayama Masayuki;Takahashi Masaharu;Hosono Tatsuya;Mato Naoko;Yamasawa Hideaki;Okamoto Hiroaki;Sugiyama Yukihiko
Japanese Journal of Medicine   54(9) 1015-1019   2015
Objective Acute respiratory worsening is defined as the unexpected rapid deterioration of idiopathic pulmonary fibrosis (IPF), and idiopathic acute respiratory worsening is known as an acute exacerbation of IPF. Torque teno virus (TTV) is a...
Inagaki Yuki;Oshiro Yukio;Hasegawa Naoyuki;Fukuda Kuniaki;Abei Masato;Nishi Masaaki;Okamoto Hiroaki;Ohkohchi Nobuhiro
Tohoku J. Exp. Med.   235(4) 275-282   2015
Hepatitis E caused by hepatitis E virus (HEV) is a serious public health concern in developing countries where HEV is mainly transmitted through contaminated water. Recently, in industrialized countries, autochthonous hepatitis E, a porcine zoono...
Yazaki Yasuyuki;Sugawara Kenji;Honda Mitsunori;Ohnishi Hiroshi;Nagashima Shigeo;Takahashi Masaharu;Okamoto Hiroaki
Tohoku J. Exp. Med.   236(4) 263-271   2015
Autochthonous hepatitis E is increasingly being recognized in industrialized countries, including Japan. Although neurological abnormalities have been sporadically reported as an extrahepatic manifestation of hepatitis E virus (HEV) infection, it...
Bando Masashi;Nakayama Masayuki;Takahashi Masaharu;Hosono Tatsuya;Mato Naoko;Yamasawa Hideaki;Okamoto Hiroaki;Sugiyama Yukihiko
Japanese Journal of Medicine   54(9) 1015-1019   2015
Objective Acute respiratory worsening is defined as the unexpected rapid deterioration of idiopathic pulmonary fibrosis (IPF), and idiopathic acute respiratory worsening is known as an acute exacerbation of IPF. Torque teno virus (TTV) is a...
Inagaki Yuki;Oshiro Yukio;Hasegawa Naoyuki;Fukuda Kuniaki;Abei Masato;Nishi Masaaki;Okamoto Hiroaki;Ohkohchi Nobuhiro
Tohoku J. Exp. Med.   235(4) 275-282   2015
Hepatitis E caused by hepatitis E virus (HEV) is a serious public health concern in developing countries where HEV is mainly transmitted through contaminated water. Recently, in industrialized countries, autochthonous hepatitis E, a porcine zoono...
Yazaki Yasuyuki;Sugawara Kenji;Honda Mitsunori;Ohnishi Hiroshi;Nagashima Shigeo;Takahashi Masaharu;Okamoto Hiroaki
Tohoku J. Exp. Med.   236(4) 263-271   2015
Autochthonous hepatitis E is increasingly being recognized in industrialized countries, including Japan. Although neurological abnormalities have been sporadically reported as an extrahepatic manifestation of hepatitis E virus (HEV) infection, it...
Bando Masashi;Nakayama Masayuki;Takahashi Masaharu;Hosono Tatsuya;Mato Naoko;Yamasawa Hideaki;Okamoto Hiroaki;Sugiyama Yukihiko
Japanese Journal of Medicine   54(9) 1015-1019   2015
Objective Acute respiratory worsening is defined as the unexpected rapid deterioration of idiopathic pulmonary fibrosis (IPF), and idiopathic acute respiratory worsening is known as an acute exacerbation of IPF. Torque teno virus (TTV) is a...
Inagaki Yuki;Oshiro Yukio;Hasegawa Naoyuki;Fukuda Kuniaki;Abei Masato;Nishi Masaaki;Okamoto Hiroaki;Ohkohchi Nobuhiro
Tohoku J. Exp. Med.   235(4) 275-282   2015
Hepatitis E caused by hepatitis E virus (HEV) is a serious public health concern in developing countries where HEV is mainly transmitted through contaminated water. Recently, in industrialized countries, autochthonous hepatitis E, a porcine zoono...
Yazaki Yasuyuki;Sugawara Kenji;Honda Mitsunori;Ohnishi Hiroshi;Nagashima Shigeo;Takahashi Masaharu;Okamoto Hiroaki
Tohoku J. Exp. Med.   236(4) 263-271   2015
Autochthonous hepatitis E is increasingly being recognized in industrialized countries, including Japan. Although neurological abnormalities have been sporadically reported as an extrahepatic manifestation of hepatitis E virus (HEV) infection, it...
Bando Masashi;Nakayama Masayuki;Takahashi Masaharu;Hosono Tatsuya;Mato Naoko;Yamasawa Hideaki;Okamoto Hiroaki;Sugiyama Yukihiko
Japanese Journal of Medicine   54(9) 1015-1019   2015
Objective Acute respiratory worsening is defined as the unexpected rapid deterioration of idiopathic pulmonary fibrosis (IPF), and idiopathic acute respiratory worsening is known as an acute exacerbation of IPF. Torque teno virus (TTV) is a...
Inagaki Yuki;Oshiro Yukio;Hasegawa Naoyuki;Fukuda Kuniaki;Abei Masato;Nishi Masaaki;Okamoto Hiroaki;Ohkohchi Nobuhiro
Tohoku J. Exp. Med.   235(4) 275-282   2015
Hepatitis E caused by hepatitis E virus (HEV) is a serious public health concern in developing countries where HEV is mainly transmitted through contaminated water. Recently, in industrialized countries, autochthonous hepatitis E, a porcine zoono...
Jirintai S, Tanggis, Mulyanto, Suparyatmo JB, Takahashi M, Kobayashi T, Nagashima S, Nishizawa T, Okamoto H
Virus research   185 92-102   Jun 2014   [Refereed]
Mulyanto, Wibawa ID, Suparyatmo JB, Amirudin R, Ohnishi H, Takahashi M, Nishizawa T, Okamoto H
Archives of virology   159 935-945   May 2014   [Refereed]
Nagashima S, Takahashi M, Jirintai S, Tanggis, Kobayashi T, Nishizawa T, Okamoto H
Archives of virology   159 979-991   May 2014   [Refereed]
Takahashi H, Takizawa T, Matsubara S, Ohkuchi A, Kuwata T, Usui R, Matsumoto H, Sato Y, Fujiwara H, Okamoto A, Suzuki M, Takizawa T
Placenta   35 163-170   Mar 2014   [Refereed]
Takahashi M, Nishizawa T, Nagashima S, Jirintai S, Kawakami M, Sonoda Y, Suzuki T, Yamamoto S, Shigemoto K, Ashida K, Sato Y, Okamoto H
Virus research   180 59-69   Feb 2014   [Refereed]
Takahashi M, Okamoto H
Hepatology research : the official journal of the Japan Society of Hepatology   44 43-58   Jan 2014   [Refereed]
Mulyanto, Suparyatmo JB, Andayani IG, Khalid, Takahashi M, Ohnishi H, Jirintai S, Nagashima S, Nishizawa T, Okamoto H
Virus research   179 102-112   Jan 2014   [Refereed]
Hironaka S, Ueda S, Yasui H, Nishina T, Tsuda M, Tsumura T, Sugimoto N, Shimodaira H, Tokunaga S, Moriwaki T, Esaki T, Nagase M, Fujitani K, Yamaguchi K, Ura T, Hamamoto Y, Morita S, Okamoto I, Boku N, Hyodo I
Journal of clinical oncology : official journal of the American Society of Clinical Oncology   31 4438-4444   Dec 2013   [Refereed]
Takagi H, Hoshino T, Naganuma A, Koitabashi E, Uehara S, Sakamoto N, Kudo T, Ryusaki K, Kakizaki S, Okamoto H
Hepato-gastroenterology   60 1557-1560   Oct 2013   [Refereed]
Minekawa T, Takehara S, Takahashi M, Okamoto H
Clinical and vaccine immunology : CVI   20 1255-1265   Aug 2013   [Refereed]
Nakano T, Takahashi K, Arai M, Okano H, Kato H, Ayada M, Okamoto H, Mishiro S
Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases   18 287-298   Aug 2013   [Refereed]
Okano H, Takahashi M, Isono Y, Tanaka H, Nakano T, Oya Y, Sugimoto K, Ito K, Ohmori S, Maegawa T, Kobayashi M, Nagashima S, Nishizawa T, Okamoto H
Hepatology research : the official journal of the Japan Society of Hepatology      Aug 2013   [Refereed]
Okamoto N, Yamagata T, Yada Y, Ichihashi K, Matsumoto N, Momoi MY, Mizuguchi T
Brain & development      Jul 2013   [Refereed]
Tanaka T, Ichikawa K, Maruoka T, Tomita S, Ueda H, Yamaguchi T, Shida Y, Kato H, Nagata H, Kubota K, Akimoto N, Sakamoto C, Imura J, Arita M, Tanaka H, Okamoto Y, Igarashi Y, Fujimori T
Molecular and clinical oncology   1 291-296   Mar 2013   [Refereed]
Yoshio T, Okamoto H, Hirohata S, Minota S
Arthritis and rheumatism   65 457-463   Feb 2013   [Refereed]
Okamoto H
Journal of gastroenterology   48 147-158   Feb 2013   [Refereed]
Oshima K, Kanda Y, Nanya Y, Tanaka M, Nakaseko C, Yano S, Fujisawa S, Fujita H, Yokota A, Takahashi S, Kanamori H, Okamoto S, Kanto Study Group for Cell Therapy
Annals of hematology   92 255-260   Jan 2013   [Refereed]
Okano H, Nakano T, Sugimoto K, Takahashi K, Nagashima S, Takahashi M, Arai M, Okamoto H
Hepatology Research      2013   [Refereed]
Lu L, Li C, Yuan J, Lu T, Okamoto H, Murphy D.G
Journal of General Virology   94(PART3) 543-548   2013   [Refereed]
Watanabe S, Isoda N, Ohtake T, Hirosawa T, Morimoto N, Aoki K, Ohnishi H, Takahashi M, Sugano K, Okamoto H
Hepatology Research      2013   [Refereed]
Mulyanto, Depamede S.N, Sriasih M, Takahashi M, Nagashima S, Jirintai S, Nishizawa T, Okamoto H
Archives of Virology   158(1) 87-96   2013   [Refereed]
Monden Y, Dan H, Nagashima M, Dan I, Kyutoku Y, Okamoto M, Yamagata T, Momoi MY, Watanabe E
Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology   123 1147-1157   Jun 2012   [Refereed]
Takahashi H, Tanaka T, Jirintai S, Nagashima S, Takahashi M, Nishizawa T, Mizuo H, Yazaki Y, Okamoto H
Archives of virology   157(2) 235-246   Feb 2012   [Refereed]
Ozeki I, Kang J.-H, Mizuo H, Akaike J, Ohmura T, Karino Y, Matsui T, Saga A, Watanabe M, Miura Y, Kura T, Tsunematsu I, Matsubayashi K, Sakata H, Okamoto H, Takahashi K, Arai M
Acta Hepatologica Japonica   53(2) 78-89   2012   [Refereed]
Nakano T, Takahashi K, Pybus O.G, Hashimoto N, Kato H, Okano H, Kobayashi M, Fujita N, Shiraki K, Takei Y, Ayada M, Arai M, Okamoto H, Mishiro S
Liver International   32(4) 675-688   2012   [Refereed]
Nakano T, Okano H, Kobayashi M, Ito K, Ohmori S, Nomura T, Kato H, Ayada M, Nakano Y, Akachi S, Sugimoto K, Fujita N, Shiraki K, Takei Y, Takahashi M, Okamoto H
Infection, Genetics and Evolution   12(7) 1524-1534   2012   [Refereed]
Jirintai S, Jinshan, Tanggis, Manglai D, Mulyanto, Takahashi M, Nagashima S, Kobayashi T, Nishizawa T, Okamoto H
Virus Research   170(1-2) 126-137   2012   [Refereed]
Mulyanto, Pancawardani P, Depamede S.N, Wahyono A, Jirintai S, Nagashima S, Takahashi M, Nishizawa T, Okamoto H
Virus Research   163(1) 129-140   2012   [Refereed]
Takikawa Y, Miyamoto Y, Onodera M, Kuroda H, Kasai K, Miyasaka A, Takahashi M, Okamoto H, Suzuki K
Hepatology Research   42(11) 1146-1149   2012   [Refereed]
Ishiwata S, Takagi H, Hoshino T, Naganuma A, Sakamoto N, Koitabashi E, Souma H, Inui M, Kudo T, Ogawa A, Tahara H, Kaneko M, Okamoto H
Journal of Japanese Society of Gastroenterology   109(4) 624-629   2012   [Refereed]
Ikeda T, Morimoto A, Nakamura S, Yokoyama K, Hayase T, Oh Y, Kashii Y, Yotsumoto S, Okamoto H, Momoi M.Y
Journal of Pediatric Hematology/Oncology   34(5) 375-377   2012   [Refereed]
Takahashi M, Nishizawa T, Sato H, Sato Y, Jirintai, Nagashima S, Okamoto H
The Journal of general virology   92 902-908   Apr 2011   [Refereed]
Nagashima S, Takahashi M, Jirintai S, Tanaka T, Nishizawa T, Yasuda J, Okamoto H
Journal of General Virology   92(12) 2838-2848   2011   [Refereed]
Yokoyama K, Takahashi M, Nishizawa T, Nagashima S, Jirintai S, Yotsumoto S, Okamoto H, Momoi M.Y
Archives of Virology   156(9) 1591-1601   2011   [Refereed]
Okamoto H
Virus Research   161(1) 65-77   2011   [Refereed]
Okano H, Nakano T, Matsusaki S, Sase T, Saitou T, Mukai K, Nishimura A, Ito K, Shiraki K, Takei Y, Okamoto H
Acta Hepatologica Japonica   52(5) 295-302   2011   [Refereed]
Okamoto H
Reviews in Medical Virology   21(1) 18-31   2011   [Refereed]
Takahashi M, Nishizawa T, Sato H, Sato Y, Jirintai, Nagashima S, Okamoto H
Journal of General Virology   92(4) 902-908   2011   [Refereed]
Mulyanto, Depamede S.N, Wahyono A, Jirintai, Nagashima S, Takahashi M, Okamoto H
Journal of Medical Virology   83(1)    2011   [Refereed]
Nagashima S, Takahashi M, Jirintai, Tanaka T, Yamada K, Nishizawa T, Okamoto H
Journal of General Virology   92(2) 269-278   2011   [Refereed]
Sato Y, Sato H, Naka K, Furuya S, Tsukiji H, Kitagawa K, Sonoda Y, Usui T, Sakamoto H, Yoshino S, Shimizu Y, Takahashi M, Nagashima S, Jirintai, Nishizawa T, Okamoto H
Archives of Virology   156(8) 1345-1358   2011   [Refereed]
Okamoto H
Nihon rinsho. Japanese journal of clinical medicine   69 Suppl 4 579-587   2011   [Refereed]
Oshima K, Takahashi T, Mori T, Matsuyama T, Usuki K, Asano-Mori Y, Nakahara F, Okamoto S, Kurokawa M, Kanda Y
Transplant infectious disease : an official journal of the Transplantation Society   12 421-427   Oct 2010   [Refereed]
[Torque teno virus].
Okamoto H
Nihon rinsho. Japanese journal of clinical medicine   68 Suppl 6 465-468   Jun 2010   [Refereed]
Okamoto H
Uirusu   60 93-104   Jun 2010   [Refereed]
Takahashi M, Tanaka T, Takahashi H, Hoshino Y, Nagashima S, Jirintai, Mizuo H, Yazaki Y, Takagi T, Azuma M, Kusano E, Isoda N, Sugano K, Okamoto H
Journal of clinical microbiology   48 1112-1125   Apr 2010   [Refereed]
Jinshan, Jirintai, Manglai D, Takahashi M, Nagashima S, Okamoto H
Archives of Virology   155(8) 1217-1226   2010   [Refereed]
Mulyanto, Depamede S.N, Surayah K, Tjahyono A.A.H, Jirintai, Nagashima S, Takahashi M, Okamoto H
Archives of Virology   155(5) 705-715   2010   [Refereed]
Ishimura M, Ohga S, Ichiyama M, Kusuhara K, Takada H, Hara T, Takahashi M, Okamoto H
European Journal of Pediatrics   169(7) 899-902   2010   [Refereed]
Takahashi M, Tanaka T, Takahashi H, Hoshino Y, Nagashima S, Jirintai, Mizuo H, Yazaki Y, Takagi T, Azuma M, Kusano E, Isoda N, Sugano K, Okamoto H
Journal of Clinical Microbiology   48(4) 1112-1125   2010   [Refereed]
Ohto H, Ishii T, Kitazawa J, Sugiyama S, Ujiie N, Fujimori K, Ariga H, Satoh T, Nollet K.E, Okamoto H, Hoshi T
Transfusion   50(3) 693-700   2010   [Refereed]
Takahashi M, Tamura K, Hoshino Y, Nagashima S, Yazaki Y, Mizuo H, Iwamoto S, Okayama M, Nakamura Y, Kajii E, Okamoto H
Journal of Medical Virology   82(2) 271-281   2010   [Refereed]
Aikawa T, Ikezawa K, Mamiya T, Ueno C, Wada Y, Shimada S, Tsuda F, Takahashi M, Okamoto H
Acta Hepatologica Japonica   51(10) 579-581   2010   [Refereed]
Nishimura N, Isoda N, Higashizawa T, Otake T, Tsukui M, Nagashima S, Takahashi M, Okamoto H, Sugano K
Clinical Journal of Gastroenterology   3(1) 50-56   2010   [Refereed]
Okamoto H
Nippon rinsho. Japanese journal of clinical medicine   68 Suppl 6 465-468   2010   [Refereed]
Okamoto H
Uirusu. Journal of virology   60(1) 93-104   2010   [Refereed]
Nakasone H, Kanda Y, Ueda T, Matsumoto K, Shimizu N, Minami J, Sakai R, Hagihara M, Yokota A, Oshima K, Tsukada Y, Tachibana T, Nakaseko C, Fujisawa S, Yano S, Fujita H, Takahashi S, Kanamori H, Okamoto S, Kanto Study Group of Cell Therapy
American journal of hematology   84 809-814   Dec 2009   [Refereed]
Yamada K, Takahashi M, Hoshino Y, Takahashi H, Ichiyama K, Nagashima S, Tanaka T, Okamoto H
The Journal of general virology   90 1880-1891   Aug 2009   [Refereed]
Ninomiya M, Takahashi M, Hoshino Y, Ichiyama K, Simmonds P, Okamoto H
The Journal of general virology   90 347-358   Feb 2009   [Refereed]
[Recent advances in hepatitis E: including the development and application of a robust cell culture system for HEV].
Okamoto H
Nihon Shokakibyo Gakkai zasshi = The Japanese journal of gastro-enterology   106 177-187   Feb 2009   [Refereed]
Okamoto H
Current topics in microbiology and immunology   331 1-20   2009   [Refereed]
Okamoto H
Current topics in microbiology and immunology   331 35-52   2009   [Refereed]
Takahashi K, Okamoto H, Abe N, Kawakami M, Matsuda H, Mochida S, Sakugawa H, Suginoshita Y, Watanabe S, Yamamoto K, Miyakawa Y, Mishiro S
Emerging Infectious Diseases   15(5) 704-709   2009   [Refereed]
Okamoto H
Current Topics in Microbiology and Immunology   331 35-52   2009   [Refereed]
Inoue J, Ueno Y, Nagasaki F, Akahane T, Fukushima K, Kogure T, Kondo Y, Kakazu E, Tamai K, Kido O, Nakagome Y, Ninomiya M, Obara N, Wakui Y, Takahashi M, Okamoto H, Shimosegawa T
Journal of Gastroenterology   44(4) 329-337   2009   [Refereed]
Okamoto H
Nippon Shokakibyo Gakkai zasshi The Japanese journal of gastro-enterology   106(2) 177-187   2009   [Refereed]
Okamoto H
Journal of Japanese Society of Gastroenterology   106(2) 177-187   2009   [Refereed]
Inoue J, Takahashi M, Mizuo H, Suzuki K, Aikawa T, Shimosegawa T, Okamoto H
Tohoku Journal of Experimental Medicine   218(4) 279-284   2009   [Refereed]
Toda T, Mitsui T, Tsukamoto Y, Ebara T, Hirose A, Masuko K, Nagashima S, Takahashi M, Okamoto H
Journal of Medical Virology   81(8) 1363-1370   2009   [Refereed]
Okamoto H
Current Topics in Microbiology and Immunology   331 1-20   2009   [Refereed]
Davaalkham D, Enkhoyun T, Takahashi M, Nakamura Y, Okamoto H
American Journal of Tropical Medicine and Hygiene   81(2) 248-251   2009   [Refereed]
Tanaka T, Takahashi M, Takahashi H, Ichiyama K, Hoshino Y, Nagashima S, Mizuo H, Okamoto H
Journal of Clinical Microbiology   47(6) 1906-1910   2009   [Refereed]
Ichiyama K, Yamada K, Tanaka T, Nagashima S, Jirintai, Takahashi M, Okamoto H
Archives of Virology   154(12) 1945-1951   2009   [Refereed]
Yamada K, Takahashi M, Hoshino Y, Takahashi H, Ichiyama K, Tanaka T, Okamoto H
Journal of General Virology   90(2) 457-462   2009   [Refereed]
Ninomiya M, Takahashi M, Hoshino Y, Ichiyama K, Simmonds P, Okamoto H
Journal of General Virology   90(2) 347-358   2009   [Refereed]
Mulyanto, Depamede S.N, Surayah K, Tsuda F, Ichiyama K, Takahashi M, Okamoto H
Archives of Virology   154(7) 1047-1059   2009   [Refereed]
Aikawa T, Yamagata K, Miyamoto K, Tsuda F, Takahashi M, Okamoto H
Acta Hepatologica Japonica   50(3) 163-165   2009   [Refereed]
Kanda Y, Okamoto S, Tauchi T, Kizaki M, Inokuchi K, Yabe M, Yokoyama K, Ito Y, Kimura Y, Higashihara M, Bessho M, Ando K, Chiba S, Kurokawa M, Oshimi K, Dan K, Ohyashiki K, Ikeda Y, Tokyo STI Study Group (TSSG)
American journal of hematology   83 835-839   Nov 2008   [Refereed]
Oshima K, Kanda Y, Yamashita T, Takahashi S, Mori T, Nakaseko C, Fujimaki K, Yokota A, Fujisawa S, Matsushima T, Fujita H, Sakura T, Okamoto S, Maruta A, Sakamaki H, Kanto Study Group for Cell Therapy
Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation   14 1100-1107   Oct 2008   [Refereed]
Takahashi M, Yamada K, Hoshino Y, Takahashi H, Ichiyama K, Tanaka T, Okamoto H
Archives of virology   153 1703-1713   2008   [Refereed]

Misc

 
Okano Hiroshi;Maekawa Tadashi;Kobayashi Makoto;Yamawaki Makoto;Ninomiya Jun;Nakano Tatsunori;Uraki Satoko;Tanaka Hideaki;Shiraki Katsuya;Takei Yoshiyuki;Takahashi Masaharu;Okamoto Hiroaki
Kanzo   57(2) 81-88   2016
In 2015, we have seen two cases of sporadic acute hepatitis E in northern and central district of Mie prefecture, Japan. Case No.1 was a 28-year-old Nepalese man and diagnosed with imported hepatitis E, while case No. 2 was a 30-year-old Japanese ...
Aikawa Tatsuya;Ueno Chisato;Kikuchi Yohko;Tsuda Fumio;Okamoto Hiroaki
Kanzo   56(6) 303-305   2015
The distribution of hepatitis C virus (HCV) serogroup and possible transmission route was investigated in 445 HCV-infected patients in a city hospital in Mito, Japan, during 2006-2014. The proportion of HCV serogroup 1 (SG1) was higher (65.2%) in ...
NAKAMURA Masahiko;KUSUMOTO Kazunori;OCHIAI Toshimasa;KAWAGOE Tomio;TAI Hiroshi;MATSUOKA Hitoshi;NAKANO Tatsunori;NAGATA Kenji;SHIMODA Kazuya;OKAMOTO Hiroaki
Nippon Shokakibyo Gakkai Zasshi   112(8) 1533-1541   2015
We experienced two cases of acute hepatitis E in Miyazaki Prefecture in the same period. The patients were unknown to each other and did not have any clear causes or common risk factors of hepatitis E virus (HEV) infection. Nucleotide sequences of...
Aikawa Tatsuya;Ueno Chisato;Kikuchi Yohko;Tsuda Fumio;Ohnishi Hiroshi;Okamoto Hiroaki
Kanzo   56(11) 621-624   2015
To investigate the clinical usefulness in detecting direct-acting antiviral agent (DAA) -resistant mutations, resistant mutations in the hepatitis C virus NS3/NS5A regions were determined by direct sequencing in baseline serum samples obtained fro...
Morita Susumu;Yoshizawa Kaname;Uchiyama Natsuki;Fujimori Kazuya;Shigeno Takashi;Okamoto Hiroaki
Kanzo   56(11) 625-627   2015
We recently encountered 2 cases of acute hepatitis E virus (HEV) infection occurring within a span of one year. Both patients resided within a radius of several kilometers of each other. Neither patients had eaten wild meat or uncooked pork. Phylo...
Shimizu Shogo;Sugihara Junichi;Suzuki Yusuke;Nishigaki Yoichi;Takahashi Masaharu;Takahashi Kazuaki;Nakano Tatsunori;Hayashi Hideki;Kato Tomohiro;Tomita Eiichi;Arai Masahiro;Okamoto Hiroaki
Kanzo   56(11) 617-620   2015
In Gifu city, Japan, an acute hepatitis E case occurred in 2012 (previously reported in Kanzo 55: 713-716, 2014) and another hepatitis E case occurred in 2014. Both cases developed hepatitis E after eating raw pig liver and heart at the same resta...
山崎勇一, 竹内卓, 上野敬史, 畑中健, 橋爪洋明, 滝澤大地, 長沼篤, 堀口昇男, 佐藤賢, 柿崎暁, 高山尚, 高木均, 岡本宏明
日本消化器病学会雑誌   110 A824   Sep 2013
川上万里, 高橋雅春, 岡本宏明, 足立卓哉, 藤岡真一, 大澤俊哉, 糸島達也
肝臓   54(Supplement 2) A553   Sep 2013
鈴木一幸, 滝川康裕, 遠藤龍人, 宮坂昭生, 宮本康弘, 小野寺美緒, 小山富子, 岡本宏明, 伊藤清顕, 溝上雅史
犬山シンポジウム記録集   29th 23-28   Jun 2013
永坂敦, 梅村真知子, 青木敬則, 姜貞憲, 高木秀雄, 後藤哲, 水尾仁志, 吉田行範, 髭修平, 狩野吉康, 佐賀啓良, 新井雅裕, 高橋和明, 三代俊治, 岡本宏明
肝臓   54(Supplement 1) A381   Apr 2013
姜貞憲, 狩野吉康, 水尾仁志, 高橋和明, 新井雅裕, 岡本宏明
肝臓   54(Supplement 1) A246   Apr 2013
田野井智倫, 大城幸雄, 服部眞次, 竹内薫, 永田恭介, 安江博, 岡本宏明, 大河内信弘
肝臓   54(Supplement 1) A381   Apr 2013
岡野宏, 中野達徳, 岡本宏明
肝臓   54(Supplement 1) A28   Apr 2013
田野井智倫, 大城幸雄, 岡本宏明, 大河内信弘
肝臓   54(Supplement 1) A247   Apr 2013
岡野宏, 松崎晋平, 佐瀬友博, 齋藤知規, 向克巳, 西村晃, 長嶋茂雄, 高橋雅春, 岡本宏明
日本消化器病学会雑誌   110 A422   Feb 2013
岡本宏明
血液事業   35(4) 683-684   Feb 2013
Aikawa Tatsuya, Tsuda Fumio, Ueno Chisato, Mamiya Takashi, Sugiyama Hiroaki, Soeda Atsuko, Ikezawa Kazuto, Nagashima Shigeo, Takahashi Masaharu, Okamoto Hiroaki
Kanzo   54(6) 373-380   2013
We report herewith the transmission of genotype A (A2) hepatitis B virus (HBV) from patients who developed acute hepatitis B to their sexual partners, through interspousal or homosexual infection. The four HBV isolates obtained from two pairs of t...
KOBATA Tatsuro, TATSUMI Ryoji, TAKEMOTO Takahiro, TANAKA Toshiki, HIRATA Kuniaki, SEKIOKA Toshio, TAKEDA Soro, ISHIKANE Masahiro, YOKOTA Kazuhisa, NATORI Yoichirou, IKEYA Takashi, FURUKAWA Keiichi, KAWAKAMI Manri, TAKAHASHI Masaharu, OKAMOTO Hiroaki
Kanzo   53(11) 754-762   Nov 2012
Patient 1 (30-year-old man) first visited our facility in January 2012 with chief complaints of fever, vomiting, and diarrhea, and was diagnosed with acute hepatitis A (aspartate aminotransferase [AST]/alanine aminotransferase [ALT] levels, 1141/1...
岡本宏明
週刊日本医事新報   (4621) 71-77   Nov 2012
岡本宏明
日本ウイルス学会学術集会プログラム・抄録集   60th 111   Oct 2012
長嶋茂雄, 高橋雅春, 吉林台, 西澤勉, 小林富成, 岡本宏明
日本ウイルス学会学術集会プログラム・抄録集   60th 409   Oct 2012
YOKOYAMA Koji, KUMAGAI Hideki, KIMURA Takehito, YOTSUMOTO Shigeru, OKAMOTO Hiroaki, MOMOI Mariko Y.
26(1) 5-11   Sep 2012
岡本宏明
血液事業   35(2) 365   Aug 2012
岡本宏明
モダンメディア   58(6) 182-187   Jun 2012
岡本宏明
血液事業   35(1) 228-229   May 2012
中山晴夫, 岡本宏明
肝臓   53(Supplement 1) A350   Apr 2012
渡邊俊司, 礒田憲夫, 廣澤拓也, 東澤俊彦, 新井由季, 佐藤隆, 菅野健太郎, 岡本宏明
肝臓   53(Supplement 1) A462   Apr 2012
岡本宏明
日本輸血細胞治療学会誌   58(2) 180-181   Apr 2012
ISHIWATA Sho, TAKAGI Hitoshi, HOSHINO Takashi, NAGANUMA Atsushi, SAKAMOTO Naomi, KOITABASHI Eri, SOUMA Hiromitsu, INUI Masayuki, KUDO Tomohiro, OGAWA Akira, TAHARA Hiroki, KANEKO Mieko, OKAMOTO Hiroaki
Nippon Shokakibyo Gakkai Zasshi   109(4) 624-629   Apr 2012
A woman in her seventies was admitted because of general fatigue and liver dysfunction (ALT 2565IU/l). She was diabetic and, 2 months ago, began eating kikuimo (Jerusalem artichoke) containing inulin, which is thought to decrease blood sugar level...
中野達徳, 三代俊治, 高橋和明, 新井雅裕, 岡本宏明, 橋本直明
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成23年度 総括・分担研究報告書   53-56   2012
坪内博仁, 岡本宏明, 井戸章雄, 桶谷真, 宇都浩文, 森内昭博, 玉井努, 熊谷公太郎, 馬渡誠一
難治性の肝・胆道疾患に関する調査研究 平成23年度 総括・分担研究報告書   120-121   2012
高橋雅春, 岡本宏明, 田中利典, 吉林台, 高橋秀行
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成23年度 総括・分担研究報告書   60-62   2012
岡本宏明
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成21-23年度 総合研究報告書   72P   2012
長嶋茂雄, 岡本宏明
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成23年度 総括・分担研究報告書   63-65   2012
岡本宏明
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成23年度 総括・分担研究報告書   1-16   2012
姜貞憲, 狩野吉康, 水尾仁志, 松居剛志, 新井雅裕, 岡本宏明
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成23年度 総括・分担研究報告書   46-48   2012
井戸章雄, 岡本宏明, 桶谷真, 宇都浩文, 森内昭博, 玉井努, 熊谷公太郎, 馬渡誠一
免疫抑制薬,抗悪性腫瘍薬によるB型肝炎ウイルス再活性化の実態解明と対策法の確立 平成23年度 研究成果報告書   37-42   2012
ISHIWATA SHO, TAKAGI HITOSHI, HOSHINO TAKASHI, NAGANUMA ATSUSHI, SAKAMOTO NAOMI, KOITABASHI ERI, SOUMA HIROMITSU, INUI MASAYUKI, KUDO TOMOHIRO, OGAWA AKIRA, TAHARA HIROKI, KANEKO MIEKO, OKAMOTO HIROAKI
日本消化器病学会雑誌   109(4) 624-629 (J-STAGE)   2012
TANABE Toshio, MIZUO Hitoshi, YAZAKI Yasuyuki, TAKAHASHI Masaharu, OKAMOTO Hiroaki
Kanzo   52(9) 567-574   Sep 2011
To investigate the regional difference in hepatitis E virus (HEV) infection in Hokkaido where hepatitis E is most prevalent in Japan, serum samples collected from 721 inhabitants in Kushiro and 687 inhabitants in Nemuro were tested for the presenc...
岡本宏明
血液事業   34(2) 319   Aug 2011
岡本宏明
日本臨床   69 579-587   May 2011
Japanese journal of clinical medicine   69(0) 579-587   May 2011
熊谷一郎, 宮坂昭生, 阿部弘一, 小山富子, 滝川康裕, 鈴木一幸, 岡本宏明
肝臓   52(Supplement 1) A111   Apr 2011
姜貞憲, 水尾仁志, 狩野吉康, 岡本宏明, 三代俊治
肝臓   52(Supplement 1) A110   Apr 2011
渡邊俊司, 礒田憲夫, 廣澤拓也, 津久井舞未子, 大竹俊哉, 佐藤慎, 東澤俊彦, 長嶺伸彦, 菅野健太郎, 岡本宏明
肝臓   52(Supplement 1) A111   Apr 2011
横山孝二, 岡本宏明
周産期医学   41(2) 225-229   Feb 2011
岡本宏明
綜合臨床   60(1) 95-101   Jan 2011
60(1) 95-101   Jan 2011
長嶋茂雄, 岡本宏明
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成22年度 総括・分担研究報告書   49-51   2011
岡本宏明
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成22年度 総括・分担研究報告書   1-6   2011
高橋雅春, 岡本宏明
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成22年度 総括・分担研究報告書   43-45   2011
姜貞憲, 狩野吉康, 水尾仁志, 松居剛志, 小関至, 小川浩司, 梅村真知子, 新井雅裕, 岡本宏明, 松林圭二
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成22年度 総括・分担研究報告書   22-25   2011
岡本宏明, 高橋雅春, 長嶋茂雄, 田中利典, 吉林台, 西澤勉, 井上淳
難治性の肝・胆道疾患に関する調査研究 平成22年度 総括・分担研究報告書   137-138   2011
坪内博仁, 持田智, 國土典宏, 上本伸二, 藤澤知雄, 鈴木一幸, 市田隆文, 横須賀収, 福井博, 竹原徹郎, 岡本宏明, 森脇久隆, 汐田剛史, 坂井田功, 井上和明, 前原喜彦
難治性の肝・胆道疾患に関する調査研究 平成20-22年度 総合研究報告書   21-23   2011
石綿翔, 高木均, 小板橋絵里, 星野崇, 坂本直美, 相馬宏光, 長沼篤, 工藤智洋, 岡本宏明
国立病院総合医学会講演抄録集   65th 425   2011
長嶋茂雄, 高橋雅春, 田中利典, 吉林台, 西澤勉, 岡本宏明
日本ウイルス学会学術集会プログラム・抄録集   58th 314   Oct 2010
井上元子, 横山孝二, 池田尚広, 中村幸恵, 熊谷秀規, 四元茂, 岡本宏明, 桃井眞里子
日本小児科学会雑誌   114(10) 1620   Oct 2010
高橋雅春, 岡本宏明
日本臨床   31-37   Sep 2010
岡本宏明
日本臨床   47-53   Sep 2010
岡本宏明
日本臨床   54-58   Sep 2010
岡本宏明
Minophagen Med Rev   55(3) 207-218   Sep 2010
岡本宏明
治療学   44(9) 974-977   Sep 2010
OKAMOTO Hiroaki
Virus   60(1) 93-104   Jun 2010
Japanese journal of clinical medicine   68(0) 465-468   Jun 2010
小関至, 姜貞憲, 狩野吉康, 赤池淳, 大村卓味, 松居剛志, 佐賀啓良, 代田充, 水尾仁志, 渡辺正夫, 三浦洋輔, 倉敏郎, 常松泉, 松林圭二, 池田久實, 岡本宏明, 高橋和明, 安倍夏生, 新井雅裕, 三代俊治
肝臓   51(Supplement 1) A216   Apr 2010
山田健太郎, 高橋雅春, 星野悠, 高橋秀行, 市山浩二, 長嶋茂雄, 田中利典, 岡本宏明
自治医科大学紀要   32 138-139   Mar 2010
岡本宏明, 高橋雅春, 田中利典, 長嶋茂雄
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成21年度 総括研究報告書   40-44   2010
姜貞憲, 狩野吉康, 水尾仁志, 松居剛志, 小関至, 新井雅裕, 岡本宏明, 松林圭二
経口感染する肝炎ウイルス(A型、E型)の感染防止、遺伝的多様性、および治療に関する研究 平成21年度 総括研究報告書   36-39   2010
岡本宏明
日本ウイルス学会学術集会プログラム・抄録集   57th 121   Oct 2009
長嶋茂雄, 田中利典, 高橋雅春, 吉林台, 岡本宏明
日本ウイルス学会学術集会プログラム・抄録集   57th 395   Oct 2009
OKAMOTO Hiroaki
37(4) 345-354   Sep 2009
TAKAHASHI Masaharu, OKAMOTO Hiroaki, TSATSRALT-OD Bira, AIKAWA Tatsuya
37(4) 329-336   Sep 2009
岡本宏明
臨床とウイルス   37(4) 345-354   Sep 2009
高橋雅春, 岡本宏明, TSATSRALT‐OD Bira, 相川達也
臨床とウイルス   37(4) 329-336   Sep 2009
岡野宏, 松崎晋平, 佐瀬友博, 斎藤知規, 向克巳, 西村晃, 伊藤圭一, 白木克哉, 竹井謙之, 岡本宏明
日本消化器病学会雑誌   106 A903   Sep 2009
福島寛美, 廣澤拓也, 津久井舞未子, 大竹俊哉, 佐藤慎, 東澤俊彦, 長嶺伸彦, 礒田憲夫, 菅野健太郎, 岡本宏明
肝臓   50(Supplement 2) A544   Sep 2009
岡本宏明
日本医師会雑誌   138(6) 1095-1099   Sep 2009
The Journal of the Japan Medical Association   138(6) 1095-1099   Sep 2009
井上淳, 上野義之, 長崎太, 赤羽武弘, 福島耕治, 近藤泰輝, 嘉数英二, 玉井恵一, 城戸治, 中込悠, 二宮匡史, 小原範之, 涌井祐太, 岡本宏明, 下瀬川徹
肝臓   50(Supplement 1) A218   Apr 2009
馬場英, 古家乾, 中川絹子, 葛西健二, 定岡邦昌, 山口勇雄, 佐藤進一郎, 岡本宏明
日本消化器病学会雑誌   106 A363   Mar 2009
岡本宏明
モダンメディア   55(2) 28-35   Feb 2009
OKAMOTO Hiroaki
Nippon Shokakibyo Gakkai Zasshi   106(2) 177-187   Feb 2009
三代俊治, 高橋和明, 安倍夏生, 橋本みちえ, アクバル SMF, 加藤孝宣, 新井雅裕, 岡本宏明, 川上万里, 佐久川廣, 持田智, 松田裕之, 杉之下与志樹, 渡邊精四郎, 山本和秀, 谷口美幸, 金守良, 川村欣也, 北嶋直人, 森宏光, 大西幸代, 井上和明
E型肝炎の感染経路・宿主域・遺伝的多様性・感染防止・診断・治療に関する研究 平成20年度 総括研究報告書   36-40   2009
OKAMOTO HIROAKI
日本消化器病学会雑誌   106(2) 177-187 (J-STAGE)   2009
岡本宏明
E型肝炎の感染経路・宿主域・遺伝的多様性・感染防止・診断・治療に関する研究 平成20年度 総括研究報告書   41-43   2009
姜貞憲, 狩野吉康, 水尾仁志, 松居剛志, 三代俊治, 岡本宏明, 松林圭二
E型肝炎の感染経路・宿主域・遺伝的多様性・感染防止・診断・治療に関する研究 平成20年度 総括研究報告書   30-32   2009
水尾仁志, 古山準一, 本城信吾, 森園竜太郎, 代田充, 内沢政英, 高木秀雄, 田辺利男, 佐々木豊, 岡本宏明
日本門脈圧こう進症学会雑誌   14(1) 81   Oct 2008
長沼篤, 高草木智史, 竝川昌司, 湯浅和久, 萩原聡, 大塚敏之, 柳澤正敏, 下山康之, 市川武, 柿崎暁, 佐藤賢, 高木均, 岡本宏明
肝臓   49(Supplement 3) A732   Oct 2008
井上淳, 上野義之, 岡本宏明
肝臓   49(Supplement 2) A509   Sep 2008
OK Kar Soe, 北川均, 安藤麻子, 今枝紀明, 大場恵典, 吉岡豪, 牛島稔大, 岡本宏明, 田中穂積, 小林英司
日本獣医学会学術集会講演要旨集   146th 185   Sep 2008
田中穂積, 今野兼次郎, 菱川修司, LEFOR Alan, 岡本宏明, 小林英司
日本獣医学会学術集会講演要旨集   146th 305   Sep 2008
岡本宏明
肝臓   49(Supplement 2) A419   Sep 2008
安藤麻子, 今枝紀明, 吉岡豪, 岡本宏明, 田中穂積, 河田寿子, 重成敦子, 小林英司, 猪子英俊, 北川均
MHC   15(2) 186   Aug 2008
水尾仁志, 姜貞憲, 狩野吉康, 本城信吾, 松居剛志, 荒川智宏, 岡本宏明, 三代俊治
肝臓   49(Supplement 1) A155   Apr 2008

Books etc

 
The use of a preS2-containing recombinant vaccine for the prevention of maternal transmission of hepatitis B virus in Indonesian neonates.(jointly worked)
Viral Hepatitis and Liver Diseases   1994   

Association Memberships

 
 

Research Grants & Projects

 
Molecular biology and epidemiology of hepatitis viruses
Project Year: 1983