Yasushi Okinaka

Last Updated :2020/05/22

Affiliations, Positions
Graduate School of Integrated Sciences for Life, ., Associate Professor
E-mail
okinaka(at)hiroshima-u.ac.jp

Basic Information

Major Professional Backgrounds

  • 2007/04/01, 2019/03/31, Hiroshima University, Graduate School of Biosphere Science, Associate Professor
  • 2004/04/01, 2007/03/31, Hiroshima University, Graduate School of Biosphere Science, Associate Professor
  • 2002/11/01, 2004/03/31, Hiroshima University, Graduate School of Biosphere Science, Lecturer
  • 1999/11/01, 2002/10/31, University of California-Riverside in the U.S.A., Post-doc
  • 1997/04/01, 1999/10/31, Kyoto University., Graduate School of Agriculture, Post-doc
  • 1990/04/01, 1993/03/31, Kyowa Hakko Co., Ltd, Tsukuba Research Laboratories, Researcher

Educational Backgrounds

  • Hokkaido University, Graduate School, Division of Natural Science, Biological Science, Japan, 1993/04, 1997/03
  • Hokkaido University, Graduate School, Division of Agriculture, Agriculture, Japan, 1988/04, 1990/03
  • Hokkaido University, Faculty of Agriculture, Department of Agriculture, Japan, 1984/04, 1988/03

Academic Degrees

  • Ph.D., HOKKAIDO UNIVERSITY
  • Master of Agriculture, HOKKAIDO UNIVERSITY

Educational Activity

  • 【Bachelor Degree Program】School of Applied Biological Science : Department of Applied Biological Science
  • 【Master's Program】Graduate School of Integrated Sciences for Life : Division of Integrated Sciences for Life : Program of Food and AgriLife Science
  • 【Doctoral Program】Graduate School of Integrated Sciences for Life : Division of Integrated Sciences for Life : Program of Food and AgriLife Science

Research Fields

  • Agricultural sciences;Applied aquatic science;Aquatic bioproduction science

Research Keywords

  • Host factor
  • Virulence
  • Fish virus
  • fish disease

Affiliated Academic Societies

  • American Society for Microbiology, 2002
  • The Japanese Society for Virology, 2002
  • The Japanese Society of Fisheries Science, 2002/12
  • The Japanese Society of Fish Pathology, 2002/12
  • Japanese Society of Animal Breeding and Genetics, 2011
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Educational Activity

Course in Charge

  1. 2020, Undergraduate Education, Intensive, Laboratory Work in General Biology I
  2. 2020, Undergraduate Education, 2Term, Introduction to Microbiology
  3. 2020, Undergraduate Education, Academic Year, Graduation Thesis
  4. 2020, Undergraduate Education, 3Term, Genome Science I
  5. 2020, Undergraduate Education, 4Term, Bio-Analytical Science
  6. 2020, Undergraduate Education, 3Term, Reading of Foreign Literature in Molecular Agro-Life Science
  7. 2020, Graduate Education (Master's Program) , 3Term, Pathogenic microbiology for aquatic organisms I
  8. 2020, Graduate Education (Master's Program) , 3Term, Pathogenic microbiology for aquatic organisms II
  9. 2020, Graduate Education (Master's Program) , 3Term, Microbiology for Food Safety II

Research Activities

Academic Papers

  1. Susceptibilities of medaka (Oryzias latipes) cell lines to a betanodavirus, VIROLOGY JOURNAL, 7, JUL 12 2010
    Link to Paper Search Results by DOI
  2. Production of biologically active Atlantic salmon interferon in transgenic potato and rice plants, JOURNAL OF BIOSCIENCE AND BIOENGINEERING, 110(2), 201-207, 2010
    Link to Paper Search Results by DOI
  3. Identification of RNA regions that determine temperature sensitivities in betanodaviruses, ARCHIVES OF VIROLOGY, 155(10), 1597-1606, 43018
    Link to Paper Search Results by DOI
  4. Genetic heterogeneity of betanodaviruses in juvenile production trials of Pacific bluefin tuna, Thunnus orientalis (Temminck & Schlegel), JOURNAL OF FISH DISEASES, 32(10), 815-823, 43017
    Link to Paper Search Results by DOI
  5. Phylogenetic Analysis of Betanodavirus RNA2 Identified from Wild Marine Fish in Oceanic Regions, FISH PATHOLOGY, 43(1), 19-27, 42802
    Link to Paper Search Results by DOI
  6. Comparison among the complete genomes of the four types of betanodaviruses, Diseases of Aqucitic Organisms, 80, 113-121, 20080707
  7. Variable region of RNA2 is sufficient to determine host specificity in betanodaviruses, Diseases of Aqucitic Organisms, 79, 199-205, 20080508
  8. Screening of freshwater fish species for their susceptibility to a betanodavirus, Diseases of Aqucitic Organisms, 77, 119-125, 20070914
  9. Plylogenetic analysis of betanodavirus RNA2 identified from wild marine fish in oceanic region, Fish Pathology, 43(1), 19-27, 20070501
  10. Upper temperature limits for the multiplication of betanodaviruses., Fish Pathol., 42(4), 20071215
  11. Betanodavirus infection in the freshwater model fish medaka (Oryzias latipes)., J. Gen. Virol., 87, 2333-2339, 20060801
  12. Development of betanodavirus infection systems in the freshwater model fish medaka (Oryzias latipes)., Innovative Technology for the Sustained Development of Fishery and Agriculture, 20061212
  13. PCR-based detection of betanodaviruses from cultured and wild marine fish with no clinical signs., J. Fish Dis., 27, 603-608, 20041001
  14. Aquabirnavirus-induced protection of marine fish against piscine nodavirus infection., Fish Pathology, 40(2), 125-131, 20050601
  15. Characterization of Striped jack nervous necrosis virus subgenomic RNA3 and biological activities of its encoded protein B2, J. Gen. Virol., 86, 2807-2816, 20050601
  16. Identification of host-specificity determinants in betanodaviruses using reassortants between striped jack nervous necrosis virus and sevenband grouper nervous necrosis virus., J. Virol., 78(3), 1256-1262, 20040201