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Marcus A. Gray

D-Index & Metrics

Neuroscience

D-Index
38
Citations
8512
World Ranking
8461
National Ranking
253

Marcus A. Gray 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 Marcus A. Gray 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: 88 publications — 11th percentile

11% of scientists in this discipline score the same or lower.

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

Marcus A. Gray 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 Marcus A. Gray 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: 38 D-Index — 12th percentile

12% of scientists in this discipline score the same or lower.

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

Overview

Marcus A. Gray is affiliated with the University of Queensland in Australia and works primarily in the field of Medicine. Their research spans several subfields, including Oncology, Neurology, Pulmonary and Respiratory Medicine, Gastroenterology, and Epidemiology.

The topics of their research include:

  • Colorectal Cancer Screening and Detection
  • Colorectal Cancer Surgical Treatments
  • Gastric Cancer Management and Outcomes
  • Gastrointestinal motility and disorders
  • Microscopic Colitis
  • Helicobacter pylori-related gastroenterology studies
  • Schizophrenia research and treatment

Some recent papers authored or co-authored by Marcus A. Gray are:

  • "Improving the Quality of Bowel Preparation: Rewarding Patients for Success or Intensive Patient Education?" (2020) published in Digestive Diseases
  • "Serial MRI studies over 12 months using manual and atlas-based region of interest in patients with amyotrophic lateral sclerosis" (2020) published in BMC Medical Imaging
  • "Routine assessment of gastrointestinal symptom using a validated questionnaire in the clinical setting to assess the probability of organic or functional gastrointestinal diseases" (2021) published in Neurogastroenterology & Motility
  • "Reward Learning as a Potential Mechanism for Improvement in Schizophrenia Spectrum Disorders Following Cognitive Remediation: Protocol for a Clinical, Nonrandomized, Pre-Post Pilot Study" (2024) published in JMIR Research Protocols
  • "Models of human anxiety an investigation into the psychophysiological, neuropharmacological and behavioural facets of anxious experience" (2024) published in Swinburne Research Bank (Swinburne University of Technology)

Frequent co-authors who have collaborated with Marcus A. Gray include:

  • Gerald Holtmann
  • Marguerite Kutyla
  • Courtney von Hippel
  • Luke F. Hourigan
  • Bradley J. Kendall

Their research has been published across various venues, reflecting a multidisciplinary approach, including:

  • Digestive Diseases
  • Neurogastroenterology & Motility
  • JMIR Research Protocols
  • BMC Medical Imaging
  • Swinburne Research Bank (Swinburne University of Technology)

Marcus A. Gray's work includes investigations into gastroenterological disorders, the neuropharmacological aspects of anxiety, and cognitive remediation in schizophrenia spectrum disorders. The diverse publishing record and collaboration with multiple researchers suggest involvement in both clinical and experimental research streams.

No awards or book publications are recorded within the available data.

Best Publications

  • Impact of depression and antidepressant treatment on heart rate variability: a review and meta-analysis

    Andrew H. Kemp;Daniel S. Quintana;Marcus A. Gray;Kim L. Felmingham

  • Inflammation Causes Mood Changes Through Alterations in Subgenual Cingulate Activity and Mesolimbic Connectivity

    Neil A. Harrison;Lena Brydon;Cicely Walker;Marcus A. Gray

  • From Threat to Fear: The Neural Organization of Defensive Fear Systems in Humans

    Dean Mobbs;Jennifer L. Marchant;Demis Hassabis;Ben Seymour

  • Neural Origins of Human Sickness in Interoceptive Responses to Inflammation

    Neil A. Harrison;Neil A. Harrison;Lena Brydon;Cicely Walker;Marcus A. Gray

  • Fear from the Heart: Sensitivity to Fear Stimuli Depends on Individual Heartbeats

    Sarah N. Garfinkel;Ludovico Minati;Marcus A. Gray;Anil K. Seth

  • The embodiment of emotional feelings in the brain

    Neil A Harrison;Marcus A Gray;Peter J Gianaros;Hugo D Critchley

  • The neuropharmacology of L-theanine(N-ethyl-L-glutamine): a possible neuroprotective and cognitive enhancing agent.

    Pradeep Jonathan Nathan;Kristy Lu;Marcus Gray;C Oliver

  • A cortical potential reflecting cardiac function

    Marcus A. Gray;Peter Taggart;Peter M. Sutton;David Groves

  • The Acute Effects of L-theanine in Comparison With Alprazolam on Anticipatory Anxiety in Humans

    Kristy Lu;Marcus A. Gray;Chris Oliver;David T. Liley

  • Emotional valence and arousal affect reading in an interactive way: neuroimaging evidence for an approach-withdrawal framework

    Francesca M M Citron;Marcus A Gray;Hugo D Critchley;Brendan Stuart Weekes

  • Following One’s Heart: Cardiac Rhythms Gate Central Initiation of Sympathetic Reflexes

    Marcus A. Gray;Karin Rylander;Neil A. Harrison;B. Gunnar Wallin

  • Modulation of Emotional Appraisal by False Physiological Feedback during fMRI

    Marcus A. Gray;Marcus A. Gray;Neil A. Harrison;Stefan Wiens;Hugo D. Critchley

  • Emotional appraisal is influenced by cardiac afferent information.

    Marcus A. Gray;Felix D. Beacher;Ludovico Minati;Yoko Nagai

  • Dissecting axes of autonomic control in humans: Insights from neuroimaging

    Hugo D. Critchley;Hugo D. Critchley;Yoko Nagai;Marcus A. Gray;Marcus A. Gray;Christopher J. Mathias;Christopher J. Mathias

  • Interoceptive Basis to Craving

    Marcus A. Gray;Hugo D. Critchley

  • Autism attenuates sex differences in brain structure: a combined voxel-based morphometry and diffusion tensor imaging study.

    Felix D Beacher;Ludovico Minati;Simon Baron-Cohen;Michael V Lombardo

  • Brain structure and joint hypermobility: relevance to the expression of psychiatric symptoms

    Jessica A. Eccles;Felix D. C. Beacher;Marcus A. Gray;Catherine L. Jones

  • Steady-State Visually Evoked Potential Topography during Processing of Emotional Valence in Healthy Subjects

    Andrew H Kemp;Marcus A Gray;P Eide;R B Silberstein

  • Augmentation of serotonin enhances pleasant and suppresses unpleasant cortical electrophysiological responses to visual emotional stimuli in humans.

    Andrew H Kemp;Marcus A Gray;Richard B Silberstein;Stuart M Armstrong

  • Prefrontal activity in Huntington's disease reflects cognitive and neuropsychiatric disturbances: the IMAGE-HD study.

    Marcus Gray;Gary Francis Egan;Ayaka Ando;Ayaka Ando;Andrew J Churchyard

Frequent Co-Authors

Hugo D. Critchley
Hugo D. Critchley Brighton and Sussex Medical School
Neil A. Harrison
Neil A. Harrison Cardiff University
Ludovico Minati
Ludovico Minati University of Trento
Gerald Holtmann
Gerald Holtmann University of Queensland
Pradeep J. Nathan
Pradeep J. Nathan University of Cambridge
Andrew H. Kemp
Andrew H. Kemp Swansea University
Gary F. Egan
Gary F. Egan Monash University
Nellie Georgiou-Karistianis
Nellie Georgiou-Karistianis Monash University
Richard B. Silberstein
Richard B. Silberstein Swinburne University of Technology
Julie C. Stout
Julie C. Stout Monash University

External Links

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Best Scientists Citing Marcus A. Gray

Hugo D. Critchley

Hugo D. Critchley

Brighton and Sussex Medical School

Publications: 141

Andrew H. Kemp

Andrew H. Kemp

Swansea University

Publications: 77

Julian F. Thayer

Julian F. Thayer

University of California, Irvine

Publications: 50

Sarah N. Garfinkel

Sarah N. Garfinkel

University College London

Publications: 48

Neil A. Harrison

Neil A. Harrison

Cardiff University

Publications: 43

Nellie Georgiou-Karistianis

Nellie Georgiou-Karistianis

Monash University

Publications: 39

Daniel Quintana

Daniel Quintana

University of Oslo

Publications: 28

Julie C. Stout

Julie C. Stout

Monash University

Publications: 27

Pradeep J. Nathan

Pradeep J. Nathan

University of Cambridge

Publications: 27

Mats Lekander

Mats Lekander

Karolinska Institute

Publications: 27

Agustín Ibáñez

Agustín Ibáñez

Adolfo Ibáñez University

Publications: 26

Sarah J. Tabrizi

Sarah J. Tabrizi

University College London

Publications: 25

Andrew H. Miller

Andrew H. Miller

Emory University

Publications: 25

David T. J. Liley

David T. J. Liley

University of Melbourne

Publications: 24

Andre R. Brunoni

Andre R. Brunoni

Universidade de São Paulo

Publications: 21

Roger S. McIntyre

Roger S. McIntyre

University of Toronto

Publications: 21

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