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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Neuroscience 44 7210 6642 242 229 130 6835

Naoki Tajiri publications per year

The chart shows the history of publications by Naoki Tajiri between 2007 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Naoki Tajiri published across 20 years, from 2007 to 2026, averaging 6.8 papers a year. Output peaked at 27 publications in 2013. 3 of the 136 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 2007 to 2026. Vertical axis: number of publications, 0 to 27. Peak 27 publications in 2013. 2007: 2 publications 2008: 1 publication 2009: 4 publications 2010: 6 publications 2011: 7 publications 2012: 12 publications 2013: 27 publications 2014: 18 publications 2015: 18 publications 2016: 11 publications 2017: 7 publications 2018: 3 publications 2019: 3 publications 2020: 8 publications 2021: 2 publications 2022: 1 publication 2023: 2 publications 2024: 1 publication 2025: 1 publication 2026: 2 publications
2007 2026

136 publications in total across all disciplines

View publications per year as a table
Naoki Tajiri: publications per year, 2007 to 2026
Year Publications
2007 2
2008 1
2009 4
2010 6
2011 7
2012 12
2013 27
2014 18
2015 18
2016 11
2017 7
2018 3
2019 3
2020 8
2021 2
2022 1
2023 2
2024 1
2025 1
2026 2
Total 136
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Naoki Tajiri 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 Naoki Tajiri sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 86 bars. Horizontal axis: publications, 38–47 to 887+. Vertical axis: number of scientists, 0 to 539. Most scientists, 539, have 98–107 publications. The last bar groups every scientist with 887 publications or more. The highlighted bar, 128–137 publications, is where this scientist sits. 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 scientist 868–877 publications: 3 scientists 878–886 publications: 6 scientists 887+ publications: 100 scientists
38–47 publications 887+

This scientist: 130 publications — 33rd percentile

33% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Neuroscience scientists by publication count, Research.com 2026 ranking edition. Based on 9,597 ranked scientists.
Publications Scientists This scientist
38–47 18
48–57 79
58–67 193
68–77 323
78–87 406
88–97 452
98–107 539
108–117 505
118–127 522
128–137 469 130
138–147 456
148–157 459
158–167 397
168–177 383
178–187 350
188–197 302
198–207 306
208–217 262
218–227 242
228–237 220
238–247 203
248–257 174
258–267 176
268–277 175
278–287 125
288–297 116
298–307 127
308–317 128
318–327 99
328–337 89
338–347 78
348–357 96
358–367 66
368–377 59
378–387 65
388–397 54
398–407 48
408–417 49
418–427 34
428–437 31
438–447 30
448–457 31
458–467 36
468–477 40
478–487 35
488–497 30
498–507 23
508–517 26
518–527 20
528–537 23
538–547 20
548–557 20
558–567 17
568–577 14
578–587 20
588–597 20
598–607 19
608–617 18
618–627 17
628–637 11
638–647 11
648–657 11
658–667 8
668–677 7
678–687 11
688–697 10
698–707 4
708–717 6
718–727 5
728–737 5
738–747 9
748–757 9
758–767 3
768–777 7
778–787 7
788–797 6
798–807 2
808–817 2
818–827 7
828–837 0
838–847 9
848–857 3
858–867 1
868–877 3
878–886 6
887+ 100
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Naoki Tajiri 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 Naoki Tajiri sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 68 bars. Horizontal axis: D-Index, 30–31 to 163+. Vertical axis: number of scientists, 0 to 512. Most scientists, 512, have 46–47 D-Index. The last bar groups every scientist with 163 D-Index or more. The highlighted bar, 44–45 D-Index, is where this scientist sits. 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
30–31 D-Index 163+

This scientist: 44 D-Index — 27th percentile

27% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Neuroscience scientists by D-index, Research.com 2026 ranking edition. Based on 9,597 ranked scientists.
D-Index Scientists This scientist
30–31 42
32–33 172
34–35 296
36–37 435
38–39 459
40–41 456
42–43 467
44–45 478 44
46–47 512
48–49 435
50–51 425
52–53 418
54–55 392
56–57 357
58–59 334
60–61 328
62–63 260
64–65 278
66–67 239
68–69 250
70–71 210
72–73 200
74–75 189
76–77 170
78–79 146
80–81 113
82–83 126
84–85 100
86–87 84
88–89 99
90–91 84
92–93 85
94–95 72
96–97 76
98–99 45
100–101 49
102–103 43
104–105 32
106–107 45
108–109 50
110–111 32
112–113 39
114–115 32
116–117 29
118–119 27
120–121 19
122–123 23
124–125 27
126–127 16
128–129 24
130–131 13
132–133 21
134–135 17
136–137 14
138–139 15
140–141 10
142–143 10
144–145 13
146–147 9
148–149 8
150–151 6
152–153 6
154–155 7
156–157 7
158–159 10
160–161 4
162 8
163+ 100
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Overview

Naoki Tajiri is affiliated with Nagoya City University in Japan. Their research primarily focuses on neuroscience and medicine, with a particular emphasis on neurology, rehabilitation, and cellular and molecular neuroscience. They have contributed extensively to the fields of stroke rehabilitation and recovery, neurogenesis and neuroplasticity mechanisms, neuroendocrine regulation and behavior, and neurological disease mechanisms and treatments.

The scientist has published their work in several academic journals. Frequent publication venues include:

  • Stem Cell Research & Therapy
  • Cell Transplantation
  • Biomedicines
  • Frontiers in Aging Neuroscience
  • Neuroscience

Co-authorship collaborations have been significant in their research endeavors. Frequent co-authors are:

  • Cesar V. Borlongan
  • Tatsuya Sasaki
  • Takao Yasuhara
  • Kakeru Hosomoto
  • Yosuke Okazaki

Some recent papers by Naoki Tajiri include:

  • "Vagus Nerve Stimulation with Mild Stimulation Intensity Exerts Anti-Inflammatory and Neuroprotective Effects in Parkinson's Disease Model Rats," 2021, Biomedicines
  • "Long-Term Continuous Cervical Spinal Cord Stimulation Exerts Neuroprotective Effects in Experimental Parkinson's Disease," 2020, Frontiers in Aging Neuroscience
  • "Social Defeat Stress in Adolescent Mice Induces Depressive-like Behaviors with Reduced Oligodendrogenesis," 2020, Neuroscience
  • "Synergistic therapeutic effects of intracerebral transplantation of human modified bone marrow-derived stromal cells (SB623) and voluntary exercise with running wheel in a rat model of ischemic stroke," 2023, Stem Cell Research & Therapy
  • "Eyeballing stroke: Blood flow alterations in the eye and visual impairments following transient middle cerebral artery occlusion in adult rats," 2020, Cell Transplantation

The main research topics covered in their publications include:

  • Stroke Rehabilitation and Recovery
  • Neurogenesis and neuroplasticity mechanisms
  • Neuroendocrine regulation and behavior
  • Neurological Disease Mechanisms and Treatments
  • Neurological Disorders and Treatments
  • Vagus Nerve Stimulation Research
  • Neuroscience and Neural Engineering

Naoki Tajiri's work integrates experimental models for neurological diseases, including Parkinson's disease and ischemic stroke, and explores therapeutic interventions such as vagus nerve stimulation and spinal cord stimulation. Their research bridges basic neuroscience and clinical relevance through examining neuroprotective effects and behavioral outcomes.

Best Publications

  • Neuroinflammatory responses to traumatic brain injury: etiology, clinical consequences, and therapeutic opportunities.

    Diego Lozano;Gabriel S Gonzales-Portillo;Sandra Acosta;Ike de la Pena

  • Exercise exerts neuroprotective effects on Parkinson's disease model of rats

    Naoki Tajiri;Takao Yasuhara;Tetsuro Shingo;Akihiko Kondo

  • Microglia Activation as a Biomarker for Traumatic Brain Injury

    Diana G. Hernandez-Ontiveros;Naoki Tajiri;Sandra Acosta;Brian Giunta

  • The great migration of bone marrow-derived stem cells toward the ischemic brain: Therapeutic implications for stroke and other neurological disorders

    Cesar V. Borlongan;Loren E. Glover;Naoki Tajiri;Yuji Kaneko

  • Intravenous Bone Marrow Stem Cell Grafts Preferentially Migrate to Spleen and Abrogate Chronic Inflammation in Stroke

    Sandra A. Acosta;Naoki Tajiri;Jaclyn Hoover;Yuji Kaneko

  • Long-term upregulation of inflammation and suppression of cell proliferation in the brain of adult rats exposed to traumatic brain injury using the controlled cortical impact model.

    Sandra A. Acosta;Naoki Tajiri;Kazutaka Shinozuka;Hiroto Ishikawa

  • Intravenous administration of mesenchymal stem cells exerts therapeutic effects on parkinsonian model of rats: Focusing on neuroprotective effects of stromal cell-derived factor-1α

    Feifei Wang;Takao Yasuhara;Tetsuro Shingo;Masahiro Kameda

  • Intravenous Transplants of Human Adipose-Derived Stem Cell Protect the Brain from Traumatic Brain Injury-Induced Neurodegeneration and Motor and Cognitive Impairments: Cell Graft Biodistribution and Soluble Factors in Young and Aged Rats

    N. Tajiri;S. A. Acosta;M. Shahaduzzaman;H. Ishikawa

  • Electrical Stimulation of the Cerebral Cortex Exerts Antiapoptotic, Angiogenic, and Anti-Inflammatory Effects in Ischemic Stroke Rats Through Phosphoinositide 3-Kinase/Akt Signaling Pathway

    Tanefumi Baba;Masahiro Kameda;Takao Yasuhara;Takamasa Morimoto

  • Alpha‐Synuclein as a Pathological Link Between Chronic Traumatic Brain Injury and Parkinson's Disease

    Sandra A. Acosta;Naoki Tajiri;Ike de la Pena;Marina Bastawrous

  • Long noncoding RNA MALAT1 in exosomes drives regenerative function and modulates inflammation-linked networks following traumatic brain injury

    Niketa A. Patel;Lauren Daly Moss;Jea-Young Lee;Naoki Tajiri;Naoki Tajiri

  • Amniotic fluid as a rich source of mesenchymal stromal cells for transplantation therapy.

    Ivana Antonucci;Liborio Stuppia;Yuji Kaneko;Seongjin Yu

  • Electromagnetic treatment to old Alzheimer's mice reverses β-amyloid deposition, modifies cerebral blood flow, and provides selected cognitive benefit.

    Gary W. Arendash;Takashi Mori;Maggie Dorsey;Rich Gonzalez

  • Combination Therapy of Human Umbilical Cord Blood Cells and Granulocyte Colony Stimulating Factor Reduces Histopathological and Motor Impairments in an Experimental Model of Chronic Traumatic Brain Injury

    Sandra A. Acosta;Naoki Tajiri;Kazutaka Shinozuka;Hiroto Ishikawa

  • Blood-brain barrier alterations provide evidence of subacute diaschisis in an ischemic stroke rat model.

    Svitlana Garbuzova-Davis;Maria C. O. Rodrigues;Diana G. Hernandez-Ontiveros;Naoki Tajiri

  • Stem Cell Recruitment of Newly Formed Host Cells via a Successful Seduction? Filling the Gap between Neurogenic Niche and Injured Brain Site

    Naoki Tajiri;Yuji Kaneko;Kazutaka Shinozuka;Hiroto Ishikawa

  • Neuroprotective effects of edaravone-administration on 6-OHDA-treated dopaminergic neurons

    Wen Ji Yuan;Takao Yasuhara;Tetsuro Shingo;Kenichiro Muraoka

  • Oxytocin modulates GABA A R subunits to confer neuroprotection in stroke in vitro

    Yuji Kaneko;Colleen Pappas;Naoki Tajiri;Cesar V. Borlongan

  • Cell Therapy for Parkinson's Disease.

    Takao Yasuhara;Masahiro Kameda;Tatsuya Sasaki;Naoki Tajiri;Naoki Tajiri

  • Vasculogenesis in Experimental Stroke After Human Cerebral Endothelial Cell Transplantation

    Hiroto Ishikawa;Naoki Tajiri;Kazutaka Shinozuka;Julie Vasconcellos

Frequent Co-Authors

Cesar V. Borlongan
Cesar V. Borlongan University of South Florida
Paul R. Sanberg
Paul R. Sanberg University of South Florida
Paula C. Bickford
Paula C. Bickford University of South Florida
Seung U. Kim
Seung U. Kim University of British Columbia
Liborio Stuppia
Liborio Stuppia University of Chieti-Pescara
David M. Diamond
David M. Diamond University of South Florida
Leslie W. Miller
Leslie W. Miller Leonhardt Ventures
Mari Dezawa
Mari Dezawa Tohoku University
Gary W. Arendash
Gary W. Arendash University of South Florida
Juan Sanchez-Ramos
Juan Sanchez-Ramos University of South Florida

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