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

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
  2. Production of biologically active Atlantic salmon interferon in transgenic potato and rice plants, JOURNAL OF BIOSCIENCE AND BIOENGINEERING, 110(2), 201-207, 2010
  3. Identification of RNA regions that determine temperature sensitivities in betanodaviruses, ARCHIVES OF VIROLOGY, 155(10), 1597-1606, 43018
  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
  5. Phylogenetic Analysis of Betanodavirus RNA2 Identified from Wild Marine Fish in Oceanic Regions, FISH PATHOLOGY, 43(1), 19-27, 42802
  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