World's Best Scientists 2026 revealed!
Toshihiro Nakai

Toshihiro Nakai

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Animal Science and Veterinary
Japan
2026

D-Index & Metrics

Animal Science and Veterinary

D-Index
52
Citations
10522
World Ranking
536
National Ranking
7

Microbiology

D-Index
52
Citations
10513
World Ranking
4190
National Ranking
173

Research.com Recognitions

  • 2026 - Research.com Animal Science and Veterinary in Japan Leader Award
  • 2025 - Research.com Animal Science and Veterinary in Japan Leader Award

Overview

Toshihiro Nakai is affiliated with Hiroshima University in Japan and has contributed to research primarily in the fields of Medicine, Environmental Science, and Immunology and Microbiology. Their work spans several subfields, including Immunology, Ecology, Endocrinology, Nature and Landscape Conservation, and Public Health, Environmental and Occupational Health.

The main topics addressed in Nakai's research include:

  • Aquaculture disease management and microbiota
  • Vibrio bacteria research studies
  • Fish Ecology and Management Studies
  • Viral Infections and Immunology Research
  • Bacteriophages and microbial interactions
  • Cytomegalovirus and herpesvirus research
  • Travel-related health issues

Recent published papers under Nakai's involvement include:

  • Remimazolam anaphylaxis in a patient not allergic to brotizolam: a case report and literature review (2024, BMC Anesthesiology)
  • Preyssler-type phosphotungstate is a new family of negative-staining reagents for the TEM observation of viruses (2022, Scientific Reports)
  • Pathological and immunohistochemical studies following the experimental infection of ayu (Plecoglossus altivelis) by Edwardsiella ictaluri (2020, Microscopy Research and Technique)
  • Zooplankton act as cruise ships promoting the survival and pathogenicity of pathogenic bacteria (2022, Microbiology and Immunology)
  • Environmental factors affecting Edwardsiella ictaluri-induced mortality of riverine ayu, Plecoglossus altivelis (Temminck & Schlegel) (2021, Journal of Fish Diseases)

Coauthors frequently collaborating with Nakai include:

  • Takahiro Nagai
  • Yasuhiko Kawato
  • Alkhateib Y. Gaafar
  • Abdelgayed Younes
  • Fumito Maruyama

Common publication venues for Nakai's work are:

  • Microscopy Research and Technique
  • Fish Pathology
  • Scientific Reports
  • Microbiology and Immunology
  • BMC Anesthesiology

Best Publications

  • Properties of a new virus belonging to nodaviridae found in larval striped jack (Pseudocaranx dentex) with nervous necrosis.

    Koh-Ichiro Mori;Toshihiro Nakai;Kiyokuni Muroga;Misao Arimoto

  • Genomic classification of fish nodaviruses by molecular phylogenetic analysis of the coat protein gene.

    T Nishizawa;M Furuhashi;T Nagai;T Nakai

  • Isolation of bacteriophages specific to a fish pathogen, Pseudomonas plecoglossicida, as a candidate for disease control.

    Se Chang Park;Ichiro Shimamura;Minoru Fukunaga;Koh-Ichiro Mori

  • Bacteriophage therapy of infectious diseases in aquaculture.

    Toshihiro Nakai;Se Chang Park

  • Polymerase chain reaction (PCR) amplification of RNA of striped jack nervous necrosis (SJNNV)

    Toyohiko Nishizawa;Koh-ichiro Mori;Toshihiro Nakai;Iwao Furusawa

  • Cloning of the fish cell line SSN-1 for piscine nodaviruses.

    Tokinori Iwamoto;Toshihiro Nakai;Koh-ichiro Mori;Misao Arimoto

  • Comparison of the coat protein genes of five fish nodaviruses, the causative agents of viral nervous necrosis in marine fish.

    Toyohiko Nishizawa;Koh-ichiro Mori;Makoto Furuhashi;Toshihiro Nakai

  • Nodaviruses as pathogens in larval and juvenile marine finfish

    B.L. Munday;T. Nakai

  • Protective effects of bacteriophage on experimental Lactococcus garvieae infection in yellowtail

    Toshihiro Nakai;R. Sugimoto;K.-H. Park;Satoru Matsuoka

  • Purification and characterization of three isoforms of chrysophsin, a novel antimicrobial peptide in the gills of the red sea bream, Chrysophrys major

    Noriaki Iijima;Norio Tanimoto;Yohko Emoto;Yohko Morita

  • Bacteriophage control of Pseudomonas plecoglossicida infection in ayu Plecoglossus altivelis.

    Se Chang Park;Toshihiro Nakai

  • Vibrio splendidus biovar II as the causative agent of bacillary necrosis of Japanese oyster Crassostrea gigas larvae

    G. Sugumar;Toshihiro Nakai;Yasushi Hirata;D. Matsubara

  • Mass Mortality of Cultured Sevenband Grouper, Epinephelus septemfasciatus, Associated with Viral Nervous Necrosis

    Yutaka Fukuda;Huu Dung Nguyen;Makoto Furuhashi;Toshihiro Nakai

  • Control of VNN in Striped Jack : Selection of Spawners Based on the Detection of SJNNV Gene by Polymerase Chain Reaction (PCR)

    Keiichi Mushiake;Toyohiko Nishizawa;Toshihiro Nakai;Iwao Furusawa

  • Characterization of Striped jack nervous necrosis virus subgenomic RNA3 and biological activities of its encoded protein B2.

    Tokinori Iwamoto;Kazuyuki Mise;Atsushi Takeda;Yasushi Okinaka

  • Detection of Striped Jack Nervous Necrosis Virus (SJNNV) by Enzyme-Linked Immunosorbent Assay (ELISA)

    Misao Arimoto;Keiichi Mushiake;Younosuke Mizuta;Toshihiro Nakai

  • Identification of Host-Specificity Determinants in Betanodaviruses by Using Reassortants between Striped Jack Nervous Necrosis Virus and Sevenband Grouper Nervous Necrosis Virus

    Tokinori Iwamoto;Yasushi Okinaka;Kazuyuki Mise;Koh-Ichiro Mori

  • High permissivity of the fish cell line SSN-1 for piscine nodaviruses.

    Tokinori Iwamoto;Koh-ichiro Mori;Misao Arimoto;Toshihiro Nakai

  • Protective immunity of sevenband grouper, Epinephelus septemfasciatus Thunberg, against experimental viral nervous necrosis

    S Tanaka;K Mori;M Arimoto;T Iwamoto

  • Progression of striped jack nervous necrosis virus (SJNNV) infection in naturally and experimentally infected striped jack Pseudocaranx dentex larvae

    H.D. Nguyen;Toshihiro Nakai;Kiyokuni Muroga

  • Pathogenicity of the causative agent of viral nervous necrosis disease in striped jack, Pseudocaranx dentex (Bloch & Schneider)

    M. Arimoto;K. Mori;T. Nakai;K. Muroga

  • A Viral Disease in Hatchery-reared Larvae and Juveniles of Redspotted Grouper

    Koh-ichiro Mori;Toshihiro Nakai;Motoharu Nagahara;Kiyokuni Muroga

Frequent Co-Authors

Mitsuaki Nishibuchi
Mitsuaki Nishibuchi Kyoto University
Tetsuro Okuno
Tetsuro Okuno Ryukoku University
Takashi Gojobori
Takashi Gojobori King Abdullah University of Science and Technology
Hiroshi Maeda
Hiroshi Maeda Kumamoto University
Shoji Yamanaka
Shoji Yamanaka Hiroshima University
Hidehiro Kondo
Hidehiro Kondo Tokyo University of Marine Science and Technology
Ikuo Hirono
Ikuo Hirono Tokyo University of Marine Science and Technology
Ronald P. Hedrick
Ronald P. Hedrick University of California, Davis
Patrick T. K. Woo
Patrick T. K. Woo University of Guelph
Masahiro Sadakane
Masahiro Sadakane Hiroshima University

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