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John C. Dalrymple-Alford

John C. Dalrymple-Alford

D-Index & Metrics

Neuroscience

D-Index
58
Citations
13339
World Ranking
4145
National Ranking
13

John C. Dalrymple-Alford 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 John C. Dalrymple-Alford 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: 213 publications — 66th percentile

66% of scientists in this discipline score the same or lower.

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

John C. Dalrymple-Alford 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 John C. Dalrymple-Alford 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: 58 D-Index — 57th percentile

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

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

Overview

John C. Dalrymple-Alford is affiliated with the University of Canterbury in New Zealand. Their research focuses primarily on medicine and neuroscience, with extensive contributions in the subfields of neurology, cognitive neuroscience, radiology, nuclear medicine and imaging, cellular and molecular neuroscience, and psychiatry and mental health.

The main topics covered in their work include:

  • Parkinson's Disease Mechanisms and Treatments
  • Neurological disorders and treatments
  • Advanced Neuroimaging Techniques and Applications
  • Neuroscience and Neuropharmacology Research
  • Dementia and Cognitive Impairment Research
  • Memory and Neural Mechanisms
  • Advanced MRI Techniques and Applications

John C. Dalrymple-Alford has published research in several venues frequently, including:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Alzheimer s & Dementia
  • Movement Disorders
  • Brain
  • Scientific Reports

Frequent collaborators in their research include Tim Anderson, Tracy R. Melzer, Toni L. Pitcher, Daniel J. Myall, and Michael R. MacAskill.

Selected papers authored or co-authored by John C. Dalrymple-Alford illustrate the scope of their research:

  • "Analysis of DNA methylation associates the cystine-glutamate antiporter SLC7A11 with risk of Parkinson's disease" (2020, Nature Communications)
  • "International Multicenter Analysis of Brain Structure Across Clinical Stages of Parkinson's Disease" (2021, Movement Disorders)
  • "Meta-analysis of genome-wide DNA methylation identifies shared associations across neurodegenerative disorders" (2021, Genome Biology)
  • "Extracellular vesicle biomarkers for cognitive impairment in Parkinson's disease" (2022, Brain)
  • "How neurons exploit fractal geometry to optimize their network connectivity" (2021, Scientific Reports)

Best Publications

  • Identification of novel risk loci, causal insights, and heritable risk for Parkinson's disease: a meta-analysis of genome-wide association studies

    Mike A Nalls;Cornelis Blauwendraat;Costanza L Vallerga;Karl Heilbron

  • The MoCA: Well-suited screen for cognitive impairment in Parkinson disease

    J.C. Dalrymple-Alford;M.R. MacAskill;C.T. Nakas;L. Livingston

  • The genetic architecture of the human cerebral cortex

    Katrina L. Grasby;Neda Jahanshad;Jodie N. Painter;Lucía Colodro-Conde

  • Grey matter atrophy in cognitively impaired Parkinson's disease

    Tracy R Melzer;Richard Watts;Michael R MacAskill;Toni L Pitcher

  • Long term psychosocial outcomes after mild head injury in early childhood

    A McKinlay;J C Dalrymple-Alford;L J Horwood;D M Fergusson

  • A central executive deficit in patients with Parkinson's disease.

    J C Dalrymple-Alford;A S Kalders;R D Jones;R W Watson

  • The reuniens and rhomboid nuclei: neuroanatomy, electrophysiological characteristics and behavioral implications.

    Jean-Christophe Cassel;Anne Pereira de Vasconcelos;Michaël Loureiro;Thibault Cholvin

  • A profile of neuropsychiatric problems and their relationship to quality of life for Parkinson's disease patients without dementia.

    Audrey McKinlay;R Grace;J Dalrymple-Alford;T Anderson

  • Eye movement and visuomotor arm movement deficits following mild closed head injury

    M.H. Heitger;T.J. Anderson;R.D. Jones;J.C. Dalrymple-Alford

  • Arterial spin labelling reveals an abnormal cerebral perfusion pattern in Parkinson's disease

    Tracy R. Melzer;Richard Watts;Michael R. MacAskill;John F. Pearson

  • Characteristics of executive function impairment in Parkinson's disease patients without dementia.

    Audrey Mckinlay;Randolph C. Grace;John C. Dalrymple-Alford;Derek Roger

  • Motor deficits and recovery during the first year following mild closed head injury.

    Marcus H. Heitger;Richard D. Jones;John C. Dalrymple-Alford;Chris M. Frampton

  • White matter microstructure deteriorates across cognitive stages in Parkinson disease

    Tracy R. Melzer;Richard Watts;Michael R. MacAskill;Toni L. Pitcher

  • Characterizing mild cognitive impairment in Parkinson's disease.

    John C. Dalrymple-Alford;John C. Dalrymple-Alford;Leslie Livingston;Michael R. MacAskill;Charlotte Graham

  • Both anteromedial and anteroventral thalamic lesions impair radial-maze learning in rats.

    Graham Byatt;John C. Dalrymple-Alford

  • Mild Cognitive Impairment as a Risk Factor for Parkinson's Disease Dementia

    Jeroen Hoogland;Judith A Boel;Rob M A de Bie;Ronald B Geskus

  • Comparisons of measures of dominance in the laboratory mouse

    David Benton;John C. Dalrymple-Alford;Paul F. Brain

  • Dissociable memory effects after medial thalamus lesions in the rat.

    Anna S. Mitchell;John C. Dalrymple-Alford

  • Analysis of DNA methylation associates the cystine-glutamate antiporter SLC7A11 with risk of Parkinson's disease.

    Costanza L Vallerga;Futao Zhang;Javed Fowdar;Allan F McRae

  • Sensitivity to genuine versus posed emotion specified in facial displays

    Tracey McLellan;Lucy Johnston;John Dalrymple-Alford;Richard Porter

  • Brain plasticity, learning, and memory

    Bruno Will;P. Schmitt

Frequent Co-Authors

Tim J. Anderson
Tim J. Anderson Texas Biomedical Research Institute
Richard D. Jones
Richard D. Jones University of Canterbury
Jean-Christophe Cassel
Jean-Christophe Cassel University of Strasbourg
Randolph C. Grace
Randolph C. Grace University of Canterbury
Richard J Porter
Richard J Porter University of Otago
John B.J. Kwok
John B.J. Kwok University of Sydney
David C. Alsop
David C. Alsop Beth Israel Deaconess Medical Center
Ole A. Andreassen
Ole A. Andreassen Oslo University Hospital
David Benton
David Benton Swansea University
Sven Cichon
Sven Cichon University of Basel

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