World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
80
Citations
21678
World Ranking
4112
National Ranking
272

Medicine

D-Index
80
Citations
21847
World Ranking
17184
National Ranking
549

Neuroscience

D-Index
80
Citations
21674
World Ranking
1626
National Ranking
34

Hiroyuki Nawa publication distribution in Neuroscience in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Neuroscience in 2026. The highlighted bar marks where Hiroyuki Nawa sits on this spectrum.

38–47 publications: 18 scientists 48–57 publications: 79 scientists 58–67 publications: 193 scientists 68–77 publications: 323 scientists 78–87 publications: 406 scientists 88–97 publications: 452 scientists 98–107 publications: 539 scientists 108–117 publications: 505 scientists 118–127 publications: 522 scientists 128–137 publications: 469 scientists 138–147 publications: 456 scientists 148–157 publications: 459 scientists 158–167 publications: 397 scientists 168–177 publications: 383 scientists 178–187 publications: 350 scientists 188–197 publications: 302 scientists 198–207 publications: 306 scientists 208–217 publications: 262 scientists 218–227 publications: 242 scientists 228–237 publications: 220 scientists 238–247 publications: 203 scientists 248–257 publications: 174 scientists 258–267 publications: 176 scientists 268–277 publications: 175 scientists 278–287 publications: 125 scientists 288–297 publications: 116 scientists 298–307 publications: 127 scientists 308–317 publications: 128 scientists 318–327 publications: 99 scientists 328–337 publications: 89 scientists 338–347 publications: 78 scientists 348–357 publications: 96 scientists 358–367 publications: 66 scientists 368–377 publications: 59 scientists 378–387 publications: 65 scientists 388–397 publications: 54 scientists 398–407 publications: 48 scientists 408–417 publications: 49 scientists 418–427 publications: 34 scientists 428–437 publications: 31 scientists 438–447 publications: 30 scientists 448–457 publications: 31 scientists 458–467 publications: 36 scientists 468–477 publications: 40 scientists 478–487 publications: 35 scientists 488–497 publications: 30 scientists 498–507 publications: 23 scientists 508–517 publications: 26 scientists 518–527 publications: 20 scientists 528–537 publications: 23 scientists 538–547 publications: 20 scientists 548–557 publications: 20 scientists 558–567 publications: 17 scientists 568–577 publications: 14 scientists 578–587 publications: 20 scientists 588–597 publications: 20 scientists 598–607 publications: 19 scientists 608–617 publications: 18 scientists 618–627 publications: 17 scientists 628–637 publications: 11 scientists 638–647 publications: 11 scientists 648–657 publications: 11 scientists 658–667 publications: 8 scientists 668–677 publications: 7 scientists 678–687 publications: 11 scientists 688–697 publications: 10 scientists 698–707 publications: 4 scientists 708–717 publications: 6 scientists 718–727 publications: 5 scientists 728–737 publications: 5 scientists 738–747 publications: 9 scientists 748–757 publications: 9 scientists 758–767 publications: 3 scientists 768–777 publications: 7 scientists 778–787 publications: 7 scientists 788–797 publications: 6 scientists 798–807 publications: 2 scientists 808–817 publications: 2 scientists 818–827 publications: 7 scientists 828–837 publications: 0 scientists 838–847 publications: 9 scientists 848–857 publications: 3 scientists 858–867 publications: 1 scientists 868–877 publications: 3 scientists 878–886 publications: 6 scientists 887+ publications: 100 scientists
38 publications 887+

This scientist: 249 publications — 74th percentile

74% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 887 publications or more.

Hiroyuki Nawa D-index placement in Neuroscience in 2026

The chart shows the D-index (discipline H-index) distribution of Neuroscience scientists ranked by Research.com in 2026. The highlighted bar marks where Hiroyuki Nawa sits on this spectrum.

30–31 D-Index: 42 scientists 32–33 D-Index: 172 scientists 34–35 D-Index: 296 scientists 36–37 D-Index: 435 scientists 38–39 D-Index: 459 scientists 40–41 D-Index: 456 scientists 42–43 D-Index: 467 scientists 44–45 D-Index: 478 scientists 46–47 D-Index: 512 scientists 48–49 D-Index: 435 scientists 50–51 D-Index: 425 scientists 52–53 D-Index: 418 scientists 54–55 D-Index: 392 scientists 56–57 D-Index: 357 scientists 58–59 D-Index: 334 scientists 60–61 D-Index: 328 scientists 62–63 D-Index: 260 scientists 64–65 D-Index: 278 scientists 66–67 D-Index: 239 scientists 68–69 D-Index: 250 scientists 70–71 D-Index: 210 scientists 72–73 D-Index: 200 scientists 74–75 D-Index: 189 scientists 76–77 D-Index: 170 scientists 78–79 D-Index: 146 scientists 80–81 D-Index: 113 scientists 82–83 D-Index: 126 scientists 84–85 D-Index: 100 scientists 86–87 D-Index: 84 scientists 88–89 D-Index: 99 scientists 90–91 D-Index: 84 scientists 92–93 D-Index: 85 scientists 94–95 D-Index: 72 scientists 96–97 D-Index: 76 scientists 98–99 D-Index: 45 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 43 scientists 104–105 D-Index: 32 scientists 106–107 D-Index: 45 scientists 108–109 D-Index: 50 scientists 110–111 D-Index: 32 scientists 112–113 D-Index: 39 scientists 114–115 D-Index: 32 scientists 116–117 D-Index: 29 scientists 118–119 D-Index: 27 scientists 120–121 D-Index: 19 scientists 122–123 D-Index: 23 scientists 124–125 D-Index: 27 scientists 126–127 D-Index: 16 scientists 128–129 D-Index: 24 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 14 scientists 138–139 D-Index: 15 scientists 140–141 D-Index: 10 scientists 142–143 D-Index: 10 scientists 144–145 D-Index: 13 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 8 scientists 150–151 D-Index: 6 scientists 152–153 D-Index: 6 scientists 154–155 D-Index: 7 scientists 156–157 D-Index: 7 scientists 158–159 D-Index: 10 scientists 160–161 D-Index: 4 scientists 162 D-Index: 8 scientists 163+ D-Index: 100 scientists
30 D-Index 163+

This scientist: 80 D-Index — 83rd percentile

83% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 163 D-Index or more.

Overview

Hiroyuki Nawa is affiliated with Wakayama Medical University in Japan and specializes in neuroscience and medicine. Their research presents a focus on both foundational and applied aspects of brain function and psychiatric disorders, particularly schizophrenia and neuropharmacology.

The scientist has extensively contributed to the fields of cellular and molecular neuroscience, biological psychiatry, molecular biology, cognitive neuroscience, and neurology. These broad research interests encompass the following main topics:

  • Tryptophan and brain disorders
  • Neuroscience and Neuropharmacology Research
  • Neuroendocrine regulation and behavior
  • Receptor Mechanisms and Signaling
  • Stress Responses and Cortisol
  • Neuropeptides and Animal Physiology
  • Neural dynamics and brain function

Recent publications reflect a consistent engagement with contemporary neuropsychiatric research. Notable papers include:

  • "Schizophrenia Animal Modeling with Epidermal Growth Factor and Its Homologs: Their Connections to the Inflammatory Pathway and the Dopamine System" (2023, Biomolecules)
  • "Resting-state dopaminergic cell firing in the ventral tegmental area negatively regulates affiliative social interactions in a developmental animal model of schizophrenia" (2021, Translational Psychiatry)
  • "USP10 Inhibits Aberrant Cytoplasmic Aggregation of TDP-43 by Promoting Stress Granule Clearance" (2022, Molecular and Cellular Biology)
  • "Inter-breeder differences in prepulse inhibition deficits of C57BL/6J mice in a maternal immune activation model" (2021, Neuropsychopharmacology Reports)
  • "ALDH4A1 expression levels are elevated in postmortem brains of patients with schizophrenia and are associated with genetic variants in enzymes related to proline metabolism" (2020, Journal of Psychiatric Research)

Hiroyuki Nawa frequently collaborates with a group of researchers, with the most common co-authors being:

  • Hisaaki Namba
  • Hidekazu Sotoyama
  • Hiroyoshi Inaba
  • Yuriko Iwakura
  • Akiyoshi Kakita

The scientist's work has been published in multiple venues, with repeated contributions to:

  • Neuropsychopharmacology Reports
  • Neurochemical Research
  • Scientific Reports
  • Clinical Neurophysiology
  • bioRxiv (Cold Spring Harbor Laboratory)

Best Publications

  • Molecular characterization of a novel metabotropic glutamate receptor mGluR5 coupled to inositol phosphate/Ca2+ signal transduction.

    T Abe;H Sugihara;H Nawa;R Shigemoto

  • Activation of the TrkB Neurotrophin Receptor Is Induced by Antidepressant Drugs and Is Required for Antidepressant-Induced Behavioral Effects

    Tommi Saarelainen;Panu Hendolin;Guilherme Lucas;Eija Koponen

  • Nucleotide sequences of cloned cDNAs for two types of bovine brain substance P precursor.

    Hiroyuki Nawa;Tadaaki Hirose;Hideaki Takashima;Seiichi Inayama

  • Molecular characterization of a novel retinal metabotropic glutamate receptor mGluR6 with a high agonist selectivity for L-2-amino-4-phosphonobutyrate.

    Y Nakajima;H Iwakabe;C Akazawa;H Nawa

  • Involvement of Brain-Derived Neurotrophic Factor in Spatial Memory Formation and Maintenance in a Radial Arm Maze Test in Rats

    Makoto Mizuno;Kiyofumi Yamada;Ana Olariu;Hiroyuki Nawa

  • Tissue-specific generation of two preprotachykinin mRNAs from one gene by alternative RNA splicing.

    Hiroyuki Nawa;Hirokazu Kotani;Shigetada Nakanishi

  • Brain-Derived Neurotrophic Factor Induces Mammalian Target of Rapamycin-Dependent Local Activation of Translation Machinery and Protein Synthesis in Neuronal Dendrites

    Nobuyuki Takei;Naoko Inamura;Mihoko Kawamura;Hisaaki Namba

  • Abnormal expression of brain-derived neurotrophic factor and its receptor in the corticolimbic system of schizophrenic patients.

    M Takahashi;O Shirakawa;K Toyooka;N Kitamura

  • BDNF PROTEIN MEASURED BY A NOVEL ENZYME IMMUNOASSAY IN NORMAL BRAIN AND AFTER SEIZURE : PARTIAL DISAGREEMENT WITH MRNA LEVELS

    Hiroyuki Nawa;Josette Carnahan;Christine Gall

  • Neuronal differentiation factors/cytokines and synaptic plasticity

    Paul H. Patterson;Hiroyuki Nawa

  • Decreased levels of brain-derived neurotrophic factor in serum of chronic schizophrenic patients.

    Kazuhiko Toyooka;Koue Asama;Yuichiro Watanabe;Tatsuyuki Muratake

  • mTOR signaling and its roles in normal and abnormal brain development

    Nobuyuki Takei;Hiroyuki Nawa

  • Increased L1 Retrotransposition in the Neuronal Genome in Schizophrenia

    Miki Bundo;Manabu Toyoshima;Yohei Okada;Wado Akamatsu

  • Structure and gene organization of bovine neuromedin K precursor.

    Hirokazu Kotani;Minoru Hoshimaru;Hiroyuki Nawa;Shigetada Nakanishi

  • Brain-derived neurotrophic factor promotes differentiation of striatal GABAergic neurons.

    Keiko Mizuno;Josette Carnahan;Hiroyuki Nawa

  • Regional specificity of alterations in NGF, BDNF and NT-3 levels in Alzheimer's disease

    Mako Narisawa-Saito;Koichi Wakabayashi;Shoji Tsuji;Hitoshi Takahashi

  • Cytokine hypothesis of schizophrenia pathogenesis: Evidence from human studies and animal models

    Yuichiro Watanabe;Toshiyuki Someya;Hiroyuki Nawa

  • Tyrosyl Phosphorylation of Shp2 Is Required for Normal ERK Activation in Response to Some, but Not All, Growth Factors

    Toshiyuki Araki;Hiroyuki Nawa;Benjamin G. Neel

  • Intraventricular Administration of Bdnf Increases Neuropeptide Expression in Newborn Rat-Brain

    Hiroyuki Nawa;Mary A. Pelleymounter;Josette Carnahan

  • Involvement of brain-derived neurotrophic factor in early retinal neuropathy of streptozotocin-induced diabetes in rats: therapeutic potential of brain-derived neurotrophic factor for dopaminergic amacrine cells.

    Masaaki Seki;Takayuki Tanaka;Hiroyuki Nawa;Tomoaki Usui

Frequent Co-Authors

Nobuyuki Takei
Nobuyuki Takei Niigata University
Akiyoshi Kakita
Akiyoshi Kakita Niigata University
Hitoshi Takahashi
Hitoshi Takahashi Niigata University
Kiyofumi Yamada
Kiyofumi Yamada Nagoya University
Toshitaka Nabeshima
Toshitaka Nabeshima Meijo University
Paul H. Patterson
Paul H. Patterson California Institute of Technology
Shigetada Nakanishi
Shigetada Nakanishi Kyoto University
Koichi Wakabayashi
Koichi Wakabayashi Hirosaki University
Norio Ozaki
Norio Ozaki Nagoya University
Tadao Arinami
Tadao Arinami University of Tsukuba

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By choosing an affordable and accredited program, you can position yourself for success in a range of neuroscience-related careers.

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