World's Best Scientists 2026 revealed!
VIEW LIST
Hiroki Toyoda

Hiroki Toyoda

Osaka University
Japan

D-Index & Metrics

Neuroscience

D-Index
34
Citations
5285
World Ranking
9310
National Ranking
344

Hiroki Toyoda 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 Hiroki Toyoda 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: 103 publications — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Hiroki Toyoda 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 Hiroki Toyoda 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: 34 D-Index — 4th percentile

4% of scientists in this discipline score the same or lower.

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

Overview

Hiroki Toyoda is affiliated with Osaka University in Japan, focusing on research primarily in neuroscience and medicine. Their work spans several specialized subfields, including cellular and molecular neuroscience, physiology, molecular biology, complementary and manual therapy, and sensory systems.

Their research addresses a range of topics, with prominent emphasis on:

  • Temporomandibular Joint Disorders
  • Neuroscience and Neuropharmacology Research
  • Olfactory and Sensory Function Studies
  • Obstructive Sleep Apnea Research
  • Biochemical Analysis and Sensing Techniques
  • Sleep and Wakefulness Research
  • Ion Channel Regulation and Function

Toyoda has contributed to several peer-reviewed journals, publishing studies on neurophysiological mechanisms and sensory system function. Frequent publication venues include:

  • International Journal of Molecular Sciences
  • Proceedings for Annual Meeting of The Japanese Pharmacological Society
  • Frontiers in Cellular Neuroscience
  • Journal of Oral Biosciences
  • Odontology

Recent significant papers authored or coauthored by Toyoda include:

  • The Nature of Noradrenergic Volume Transmission From Locus Coeruleus to Brainstem Mesencephalic Trigeminal Sensory Neurons, 2022, Frontiers in Cellular Neuroscience
  • Intranasal Administration of Rotenone Reduces GABAergic Inhibition in the Mouse Insular Cortex Leading to Impairment of LTD and Conditioned Taste Aversion Memory, 2020, International Journal of Molecular Sciences

Toyoda has collaborated extensively with various researchers in the field, including:

  • Takafumi Kato
  • Ayano Katagiri
  • Youngnam Kang
  • Hajime Satō
  • Makoto Higashiyama

The focus of Toyoda's research raises insights into neural transmission and receptor activity related to sensory neurons and brain function regulation. This is evident in studies investigating noradrenergic volume transmission mechanisms and the effects of pharmacological agents on GABAergic inhibition.

Scholarly output reflects a sustained contribution to understanding complex physiological processes underpinning sensory and neurological function, with an intersection in clinical fields such as sleep bruxism and obstructive sleep apnea.

Best Publications

  • Cl− uptake promoting depolarizing GABA actions in immature rat neocortical neurones is mediated by NKCC1

    Junko Yamada;Akihito Okabe;Hiroki Toyoda;Werner Kilb

  • Roles of NMDA NR2B Subtype Receptor in Prefrontal Long-Term Potentiation and Contextual Fear Memory

    Ming Gao Zhao;Hiroki Toyoda;Yong Seok Lee;Yong Seok Lee;Long Jun Wu;Long Jun Wu

  • Deficits in Trace Fear Memory and Long-Term Potentiation in a Mouse Model for Fragile X Syndrome

    Ming Gao Zhao;Hiroki Toyoda;Shanelle W. Ko;Hoi Ki Ding

  • Upregulation of CREB-Mediated Transcription Enhances Both Short- and Long-Term Memory

    Akinobu Suzuki;Hotaka Fukushima;Takuya Mukawa;Hiroki Toyoda

  • Upregulation of Forebrain NMDA NR2B Receptors Contributes to Behavioral Sensitization after Inflammation

    Long-Jun Wu;Hiroki Toyoda;Ming-Gao Zhao;Yong-Seok Lee

  • Enhanced presynaptic neurotransmitter release in the anterior cingulate cortex of mice with chronic pain.

    Ming Gao Zhao;Shanelle W. Ko;Long Jun Wu;Hiroki Toyoda

  • FMRP Acts as a Key Messenger for Dopamine Modulation in the Forebrain

    Hansen Wang;Long Jun Wu;Susan S. Kim;Frank J.S. Lee

  • Calcium calmodulin-stimulated adenylyl cyclases contribute to activation of extracellular signal-regulated kinase in spinal dorsal horn neurons in adult rats and mice.

    Feng Wei;Kunjumon I Vadakkan;Hiroki Toyoda;Long-Jun Wu

  • Upregulation of calcium/calmodulin-dependent protein kinase IV improves memory formation and rescues memory loss with aging.

    Hotaka Fukushima;Ryouta Maeda;Ryousuke Suzuki;Akinobu Suzuki

  • Induction of NMDA and GABAA Receptor-Mediated Ca2+ Oscillations With KCC2 mRNA Downregulation in Injured Facial Motoneurons

    Hiroki Toyoda;Koji Ohno;Junko Yamada;Masahiko Ikeda

  • Altered behavioral responses to noxious stimuli and fear in glutamate receptor 5 (GluR5)- or GluR6-deficient mice.

    Shanelle Ko;Ming-Gao Zhao;Hiroki Toyoda;Chang-Shen Qiu

  • Malfunction of Respiratory-Related Neuronal Activity in Na+, K+-ATPase α2 Subunit-Deficient Mice Is Attributable to Abnormal Cl- Homeostasis in Brainstem Neurons

    Keiko Ikeda;Hiroshi Onimaru;Junko Yamada;Koichi Inoue

  • Kainate receptor-mediated synaptic transmission in the adult anterior cingulate cortex.

    Long Jun Wu;Ming Gao Zhao;Hiroki Toyoda;Shanelle W. Ko

  • Roles of NMDA receptor NR2A and NR2B subtypes for long‐term depression in the anterior cingulate cortex

    Hiroki Toyoda;Ming-Gao Zhao;Min Zhuo

  • Interplay of amygdala and cingulate plasticity in emotional fear.

    Hiroki Toyoda;Xiang Yao Li;Long Jun Wu;Ming Gao Zhao;Ming Gao Zhao

  • Increased Anxiety-Like Behavior and Enhanced Synaptic Efficacy in the Amygdala of GluR5 Knockout Mice

    Long Jun Wu;Shanelle W. Ko;Hiroki Toyoda;Ming Gao Zhao

  • Differential development of cation-chloride cotransporters and Cl− homeostasis contributes to differential GABAergic actions between developing rat visual cortex and dorsal lateral geniculate nucleus

    Masahiko Ikeda;Hiroki Toyoda;Junko Yamada;Akihito Okabe

  • Enhanced quantal release of excitatory transmitter in anterior cingulate cortex of adult mice with chronic pain

    Hiroki Toyoda;Hiroki Toyoda;Ming-Gao Zhao;Ming-Gao Zhao;Min Zhuo

  • Neuromedin U receptor 2-deficient mice display differential responses in sensory perception, stress, and feeding.

    Hongkui Zeng;Alexander Gragerov;John G. Hohmann;Maria N. Pavlova

  • Requirement of extracellular signal-regulated kinase/mitogen-activated protein kinase for long-term potentiation in adult mouse anterior cingulate cortex

    Hiroki Toyoda;Ming Gao Zhao;Hui Xu;Long Jun Wu

Frequent Co-Authors

Min Zhuo
Min Zhuo University of Toronto
Long-Jun Wu
Long-Jun Wu Mayo Clinic
Atsuo Fukuda
Atsuo Fukuda Hamamatsu University
Takeshi Kaneko
Takeshi Kaneko Kyoto University
Kohji Sato
Kohji Sato Hamamatsu University
Bong-Kiun Kaang
Bong-Kiun Kaang Seoul National University
Seog Bae Oh
Seog Bae Oh Seoul National University
Satoshi Kida
Satoshi Kida University of Tokyo
Kemal S. Türker
Kemal S. Türker Istanbul Gelişim University
Yong Chul Bae
Yong Chul Bae Kyungpook National University

External Links

Personal website of Hiroki Toyoda

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Best Scientists Citing Hiroki Toyoda

Min Zhuo

Min Zhuo

University of Toronto

Publications: 203

Tao Chen

Tao Chen

Air Force Medical University

Publications: 52

Atsuo Fukuda

Atsuo Fukuda

Hamamatsu University

Publications: 38

Long-Jun Wu

Long-Jun Wu

Mayo Clinic

Publications: 33

Kai Kaila

Kai Kaila

University of Helsinki

Publications: 32

Bong-Kiun Kaang

Bong-Kiun Kaang

Seoul National University

Publications: 32

Heiko J. Luhmann

Heiko J. Luhmann

Johannes Gutenberg University of Mainz

Publications: 29

Satoshi Kida

Satoshi Kida

University of Tokyo

Publications: 27

Claudio Rivera

Claudio Rivera

University of Helsinki

Publications: 27

Werner Kilb

Werner Kilb

Johannes Gutenberg University of Mainz

Publications: 27

Yehezkel Ben-Ari

Yehezkel Ben-Ari

Neurochlore (France)

Publications: 25

Kristopher T. Kahle

Kristopher T. Kahle

Yale University

Publications: 17

Kevin J. Staley

Kevin J. Staley

Harvard University

Publications: 16

Roustem Khazipov

Roustem Khazipov

Kazan Federal University

Publications: 15

Claudia Bagni

Claudia Bagni

University of Rome Tor Vergata

Publications: 15

Randi J Hagerman

Randi J Hagerman

University of California, Davis

Publications: 15

Trending Scientists

Carl W. Hunt

Carl W. Hunt

University of Idaho

Ezatollah Farshadfar

Ezatollah Farshadfar

Razi University

Pietro Santamaria

Pietro Santamaria

University of Bari Aldo Moro

Walter Margulis

Walter Margulis

Pontifical Catholic University of Rio de Janeiro

Jamila Bookwala

Jamila Bookwala

Gettysburg College

Hailong Wang

Hailong Wang

Pacific Northwest National Laboratory

James W. McNicol

James W. McNicol

University of Dundee

Diane Seward

Diane Seward

Victoria University of Wellington

Jeffrey Draine

Jeffrey Draine

Temple University

Gabriele Landucci

Gabriele Landucci

University of Pisa

Steve Charnovitz

Steve Charnovitz

George Washington University

William L. Carroll

William L. Carroll

New York University

Paul H. Plotz

Paul H. Plotz

National Institutes of Health

Casper H.J. van Eijck

Casper H.J. van Eijck

Erasmus University Rotterdam

Susan L. Tucker

Susan L. Tucker

The University of Texas MD Anderson Cancer Center

Stephen E. Epstein

Stephen E. Epstein

MedStar Health

Related Neuroscience Rankings & Guides

2026 Cheapest and Shortest Online Neuroscience Degree Programs That Pay Well: Cost, Duration, and Salary Outlook

2026 Cheapest and Shortest Online Neuroscience Degree Programs That Pay Well: Cost, Duration, and Salary Outlook
2026 Is Neuroscience a Hard Major? What Students Should Know

2026 Is Neuroscience a Hard Major? What Students Should Know
2026 What Requirements Do You Need for an Online Neuroscience Bachelor's Degree? Admission Rules, Credits & Eligibility

2026 What Requirements Do You Need for an Online Neuroscience Bachelor's Degree? Admission Rules, Credits & Eligibility
2026 Different Types of Psychopharmacology Degrees and Their Salaries

2026 Different Types of Psychopharmacology Degrees and Their Salaries
2026 Psychopharmacology Degree Master's Programs Accepting Students Now

2026 Psychopharmacology Degree Master's Programs Accepting Students Now
2026 How Fast Can You Get a Neuroscience Degree Online?

2026 How Fast Can You Get a Neuroscience Degree Online?
2026 Admission Requirements for Neuroscience Degree Programs

2026 Admission Requirements for Neuroscience Degree Programs
2026 Neuroscience vs. Psychology Degree: Explaining the Difference

2026 Neuroscience vs. Psychology Degree: Explaining the Difference
2026 What Prerequisites Do You Need for a Neuroscience Degree? Entry Requirements, Credits & Eligibility Rules

2026 What Prerequisites Do You Need for a Neuroscience Degree? Entry Requirements, Credits & Eligibility Rules
2026 How to Become a Neuropsychologist

2026 How to Become a Neuropsychologist
2026 Are There Any One-Year Online Neuroscience Degree Programs Worth Considering?

2026 Are There Any One-Year Online Neuroscience Degree Programs Worth Considering?
2026 How to Become a Neuroscientist: Education, Salary, and Job Outlook

2026 How to Become a Neuroscientist: Education, Salary, and Job Outlook

Recently Published Articles

2026 Can You Get a Speech Pathology Degree Master's Without a Related Bachelor's Degree?

2026 Can You Get a Speech Pathology Degree Master's Without a Related Bachelor's Degree?
2026 Highest Paying Trade School Jobs & Their Career Outlook

2026 Highest Paying Trade School Jobs & Their Career Outlook
2026 Cheapest Online TESOL Master's Degrees That Pay Well: Tuition, Duration, and Earnings

2026 Cheapest Online TESOL Master's Degrees That Pay Well: Tuition, Duration, and Earnings
2026 Business Communications Degree Oversupply or Undersupply? Student Volume vs Employer Demand

2026 Business Communications Degree Oversupply or Undersupply? Student Volume vs Employer Demand
2026 Best Online Business Administration Degree Programs

2026 Best Online Business Administration Degree Programs
2026 Best Mechanical Engineering Degrees for Working Adults

2026 Best Mechanical Engineering Degrees for Working Adults
2026 Pros and Cons of Being a Medical Biller and Coder

2026 Pros and Cons of Being a Medical Biller and Coder
2026 Shortest Online Animal Science Degree Master's Programs That Pay Well: Cost, Time to Completion, and Salary Outlook

2026 Shortest Online Animal Science Degree Master's Programs That Pay Well: Cost, Time to Completion, and Salary Outlook
2026 Best Online Pharmacy Technician Associate Programs

2026 Best Online Pharmacy Technician Associate Programs
2026 Best LVN Programs in California – Accredited Online LVN Programs

2026 Best LVN Programs in California – Accredited Online LVN Programs
2026 Cheapest Psychiatric Mental Health Nurse Practitioner Degree Programs for Working Adults

2026 Cheapest Psychiatric Mental Health Nurse Practitioner Degree Programs for Working Adults
2026 Forensic Chemistry Fields of Specialization & Career Paths

2026 Forensic Chemistry Fields of Specialization & Career Paths
2026 What Careers Can You Pursue With a Disability Studies Degree? Salary Potential, Job Outlook, and Next Steps

2026 What Careers Can You Pursue With a Disability Studies Degree? Salary Potential, Job Outlook, and Next Steps
2026 Best Careers To Pursue With a Nutrition Master’s Degree

2026 Best Careers To Pursue With a Nutrition Master’s Degree
2026 Cheapest and Shortest Online Cybersecurity Degree Programs That Pay Well: Cost, Duration, and Salary Outlook

2026 Cheapest and Shortest Online Cybersecurity Degree Programs That Pay Well: Cost, Duration, and Salary Outlook
2026 Is Biochemistry a Hard Major? What Students Should Know

2026 Is Biochemistry a Hard Major? What Students Should Know
2026 Highest-Paying Jobs You Can Get With a Physical Therapy Degree

2026 Highest-Paying Jobs You Can Get With a Physical Therapy Degree
2026 How to Become a Sports Agent: Education, Salary, and Job Outlook

2026 How to Become a Sports Agent: Education, Salary, and Job Outlook
2026 Southern New Hampshire University Online BA in Information Technologies - General IT: Cost, Curriculum, Admissions, and Career Outcomes

2026 Southern New Hampshire University Online BA in Information Technologies - General IT: Cost, Curriculum, Admissions, and Career Outcomes
2026 How Long Does It Take to Earn an Online Social Work Master's Degree? Program Timelines & Completion Options

2026 How Long Does It Take to Earn an Online Social Work Master's Degree? Program Timelines & Completion Options
2026 Salary Expectations After an AI Master's Degree

2026 Salary Expectations After an AI Master's Degree