World's Best Scientists 2026 revealed!
Masakuni Kameyama

Masakuni Kameyama

D-Index & Metrics

Neuroscience

D-Index
51
Citations
8756
World Ranking
5563
National Ranking
175

Masakuni Kameyama 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 Masakuni Kameyama 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: 415 publications — 92nd percentile

92% of scientists in this discipline score the same or lower.

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

Masakuni Kameyama 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 Masakuni Kameyama 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: 51 D-Index — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Best Publications

  • Lp(a) lipoprotein as a risk factor for coronary heart disease and cerebral infarction.

    A. Murai;T. Miyahara;N. Fujimoto;M. Matsuda

  • Changes in nicotinic and muscarinic cholinergic receptors in Alzheimer-type dementia.

    Shun Shimohama;Takashi Taniguchi;Motohatsu Fujiwara;Masakuni Kameyama

  • Importance of the hematocrit as a risk factor in cerebral infarction.

    H Tohgi;H Yamanouchi;M Murakami;M Kameyama

  • Clinical efficacy and safety of donepezil on cognitive and global function in patients with Alzheimer's disease. A 24-week, multicenter, double-blind, placebo-controlled study in Japan. E2020 Study Group.

    Akira Homma;Masatoshi Takeda;Yukimichi Imai;Fukashi Udaka

  • Regional cerebral blood flow in Parkinson disease with nonpsychotic visual hallucinations.

    N. Oishi;F. Udaka;M. Kameyama;N. Sawamoto

  • Age-related changes of pyramidal cell basal dendrites in layers III and V of human motor cortex: a quantitative Golgi study.

    S. Nakamura;I. Akiguchi;M. Kameyama;N. Mizuno

  • Pathologic laughing and crying treated with levodopa.

    Fukashi Udaka;Satoshi Yamao;Hiroshi Nagata;Sigenobu Nakamura

  • Molecular Features of the CAG Repeats of Spinocerebellar Ataxia 6 (SCA6)

    Zenjiro Matsuyama;Hideshi Kawakami;Hirofumi Maruyama;Yuishin Izumi

  • Expression of monoamine oxidase B activity in astrocytes of senile plaques.

    S. Nakamura;T. Kawamata;I. Akiguchi;M. Kameyama

  • Clinicopathologic study of progressive subcortical vascular encephalopathy (Binswanger type) in the elderly.

    Masanori Tomonaga;Hiroshi Yamanouchi;Hideo Tohgi;Mazakuni Kameyama

  • Hemodynamics in internal carotid artery occlusion examined by positron emission tomography.

    Hiroshi Yamauchi;Hidenao Fukuyama;Jun Kimura;Junji Konishi

  • Biochemical characterization of the nicotinic cholinergic receptors in human brain: binding of (-)-[3H]nicotine.

    Shun Shimohama;Takashi Taniguchi;Motohatsu Fujiwara;Masakuni Kameyama

  • SPECT findings in Parkinson's disease associated with dementia.

    H Sawada;F Udaka;M Kameyama;N Seriu

  • Periodic acid-Schiff (PAS)-positive, granular structures increase in the brain of senescence accelerated mouse (SAM).

    H. Akiyama;M. Kameyama;I. Akiguchi;H. Sugiyama

  • White matter lesions and dementia: MRI-pathological correlation.

    Fukashi Udaka;Hideyuki Sawada;Masakuni Kameyama

  • Marked reduction in CSF lactate and pyruvate levels after CoQ therapy in a patient with mitochondrial myopathy, encephalopathy, lactic acidosis and stroke-like episodes (MELAS).

    K. Abe;H. Fujimura;Y. Nishikawa;S. Yorifuji

  • MRI demonstration of cortical laminar necrosis and delayed white matter injury in anoxic encephalopathy

    H Sawada;F Udaka;N Seriu;K Shindou

  • Impaired visual acuity as a risk factor for visual hallucinations in Parkinson's disease.

    Hideaki Matsui;Fukashi Udaka;Akiko Tamura;Masaya Oda

  • Increased gastric motility during 5-HT4 agonist therapy reduces response fluctuations in Parkinson's disease.

    Hirohide Asai;Fukashi Udaka;Makito Hirano;Takeshi Minami

  • Sympathetic disturbances increase risk of sudden cardiac arrest in sporadic ALS

    Hirohide Asai;Makito Hirano;Fukashi Udaka;Keiji Shimada

  • Biochemical Characterization of α-Adrenergic Receptors in Human Brain and Changes in Alzheimer-Type Dementia

    Shun Shimohama;Takashi Taniguchi;Motohatsu Fujiwara;Masakuni Kameyama

Frequent Co-Authors

Hidenao Fukuyama
Hidenao Fukuyama Kyoto University
Jun Kimura
Jun Kimura University of Iowa
Shun Shimohama
Shun Shimohama Sapporo Medical University
Hideo Tohgi
Hideo Tohgi Iwate Medical University
Takashi Taniguchi
Takashi Taniguchi National Institute for Materials Science
Hideshi Kawakami
Hideshi Kawakami Hiroshima University
Hiroshi Kimura
Hiroshi Kimura Tokyo Institute of Technology
Toshio Takeda
Toshio Takeda Kyoto University
Masatoshi Takeda
Masatoshi Takeda Izumi University
Hiroshi Sugiyama
Hiroshi Sugiyama Kyoto University

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Related Online Degrees & Career Pathways

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Affordability is another major consideration. Thankfully, many of the cheapest online colleges accept federal aid and offer accredited programs in neuroscience and allied disciplines. By exploring both financial and academic pathways, students can find an option that fits their goals and budget.

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