World's Best Scientists 2026 revealed!

D-Index & Metrics

Neuroscience

D-Index
50
Citations
11873
World Ranking
5667
National Ranking
179

Hirotaka James Okano 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 Hirotaka James Okano 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: 184 publications — 57th percentile

57% of scientists in this discipline score the same or lower.

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

Hirotaka James Okano 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 Hirotaka James Okano 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: 50 D-Index — 41st percentile

41% of scientists in this discipline score the same or lower.

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

Best Publications

  • Anatomic localization of alternatively spliced leptin receptors (Ob-R) in mouse brain and other tissues

    Hong Fei;Hirotaka J. Okano;Cai Li;Gwo-Hwa Lee

  • Nova-1 Regulates Neuron-Specific Alternative Splicing and Is Essential for Neuronal Viability

    Kirk B Jensen;B.Kate Dredge;Giovanni Stefani;Ru Zhong

  • Notch Inhibition Induces Cochlear Hair Cell Regeneration and Recovery of Hearing after Acoustic Trauma

    Kunio Mizutari;Masato Fujioka;Masato Fujioka;Masato Fujioka;Makoto Hosoya;Naomi Bramhall;Naomi Bramhall

  • A Hierarchy of Hu RNA Binding Proteins in Developing and Adult Neurons

    Hirotaka J. Okano;Robert B. Darnell

  • A selective Sema3A inhibitor enhances regenerative responses and functional recovery of the injured spinal cord

    Shinjiro Kaneko;Akio Iwanami;Masaya Nakamura;Akiyoshi Kishino

  • Involvement of the TRAP220 Component of the TRAP/SMCC Coactivator Complex in Embryonic Development and Thyroid Hormone Action

    Mitsuhiro Ito;Chao Xing Yuan;Hirotaka J. Okano;Robert B. Darnell

  • Proinflammatory cytokines expression in noise-induced damaged cochlea.

    Masato Fujioka;Sho Kanzaki;Hirotaka James Okano;Masatsugu Masuda

  • In vivo imaging of engrafted neural stem cells: its application in evaluating the optimal timing of transplantation for spinal cord injury.

    Seiji Okada;Seiji Okada;Ken Ishii;Junichi Yamane;Akio Iwanami

  • Mammalian ELAV-like neuronal RNA-binding proteins HuB and HuC promote neuronal development in both the central and the peripheral nervous systems

    Wado Akamatsu;Hirotaka J. Okano;Noriko Osumi;Takayoshi Inoue

  • The long non-coding RNA nuclear-enriched abundant transcript 1_2 induces paraspeckle formation in the motor neuron during the early phase of amyotrophic lateral sclerosis

    Yoshinori Nishimoto;Shinichi Nakagawa;Tetsuro Hirose;Hirotaka James Okano;Hirotaka James Okano

  • A brain-enriched polypyrimidine tract-binding protein antagonizes the ability of Nova to regulate neuron-specific alternative splicing

    Alexandros D. Polydorides;Hirotaka J. Okano;Yolanda Y. L. Yang;Giovanni Stefani

  • Visualization of peripheral nerve degeneration and regeneration: monitoring with diffusion tensor tractography.

    Takehiko Takagi;Masaya Nakamura;Masayuki Yamada;Masayuki Yamada;Keigo Hikishima;Keigo Hikishima

  • The RNA-binding protein HuD regulates neuronal cell identity and maturation

    Wado Akamatsu;Hiroaki Fujihara;Takayuki Mitsuhashi;Masato Yano

  • Neuronal Elav-like (Hu) Proteins Regulate RNA Splicing and Abundance to Control Glutamate Levels and Neuronal Excitability

    Gulayse Ince-Dunn;Hirotaka J. Okano;Kirk B. Jensen;Woong Yang Park

  • Noninvasive and real-time assessment of reconstructed functional human endometrium in NOD/SCID/γcnull immunodeficient mice

    Hirotaka Masuda;Tetsuo Maruyama;Emi Hiratsu;Junichi Yamane

  • Chondroitinase ABC combined with neural stem/progenitor cell transplantation enhances graft cell migration and outgrowth of growth-associated protein-43-positive fibers after rat spinal cord injury

    Takeshi Ikegami;Masaya Nakamura;Junichi Yamane;Hiroyuki Katoh

  • Proliferation of neural and neuronal progenitors after global brain ischemia in young adult macaque monkeys.

    Anton B Tonchev;Tetsumori Yamashima;Liang Zhao;Hirotaka James Okano

  • β-NAP, a cerebellar degeneration antigen, is a neuron-specific vesicle coat protein

    Lori S Newman;Matthew O McKeever;Hirotaka J Okano;Robert B Darnell

  • RB and Cdc2 expression in brain: correlations with 3H-thymidine incorporation and neurogenesis

    HJ Okano;DW Pfaff;RB Gibbs

  • A carbohydrate-binding protein, Galectin-1, promotes proliferation of adult neural stem cells.

    Masanori Sakaguchi;Tetsuro Shingo;Takuya Shimazaki;Hirotaka James Okano

Frequent Co-Authors

Hideyuki Okano
Hideyuki Okano Keio University
Robert B. Darnell
Robert B. Darnell Rockefeller University
Masaya Nakamura
Masaya Nakamura Keio University
Yoshiaki Toyama
Yoshiaki Toyama Keio University
Yumi Matsuzaki
Yumi Matsuzaki Shimane University
Donald W. Pfaff
Donald W. Pfaff Rockefeller University
Ken J. Ishii
Ken J. Ishii University of Tokyo
Minoru Narita
Minoru Narita Hoshi University
Masahiko Watanabe
Masahiko Watanabe Hokkaido University
Michiko Narita
Michiko Narita Tokyo Medical University

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