World's Best Scientists 2026 revealed!
Nicholas M. Boulis

Nicholas M. Boulis

D-Index & Metrics

Neuroscience

D-Index
49
Citations
8885
World Ranking
5981
National Ranking
2617

Nicholas M. Boulis 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 Nicholas M. Boulis 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: 240 publications — 72nd percentile

72% of scientists in this discipline score the same or lower.

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

Nicholas M. Boulis 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 Nicholas M. Boulis 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: 49 D-Index — 39th percentile

39% of scientists in this discipline score the same or lower.

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

Overview

Nicholas M. Boulis is affiliated with Emory University in the United States. Their research career focuses predominantly on medicine, with a specific concentration in neurology, genetics, pathology and forensic medicine, cellular and molecular neuroscience, and molecular biology.

The scientist has contributed to various topics within the neurological and medical fields, including:

  • Trigeminal Neuralgia and Treatments
  • Botulinum Toxin and Related Neurological Disorders
  • Neurological Disorders and Treatments
  • Amyotrophic Lateral Sclerosis Research
  • Neurogenetic and Muscular Disorders Research
  • Glioma Diagnosis and Treatment
  • Nerve Injury and Regeneration

They have published numerous papers in prominent venues, with some of the recent works including:

  • Chimeric Peptide Species Contribute to Divergent Dipeptide Repeat Pathology in c9ALS/FTD and SCA36, 2020, Neuron
  • The Future of GDNF in Parkinson's Disease, 2020, Frontiers in Aging Neuroscience
  • Chemogenetics: Beyond Lesions and Electrodes, 2021, Neurosurgery
  • The M1311V variant of ATP7A is associated with impaired trafficking and copper homeostasis in models of motor neuron disease, 2020, Neurobiology of Disease
  • Clinical outcomes of globus pallidus deep brain stimulation for Parkinson disease: a comparison of intraoperative MRI- and MER-guided lead placement, 2020, Journal of Neurosurgery

Frequent coauthors collaborating with Nicholas M. Boulis include:

  • Muhibullah S. Tora (22 coauthored publications)
  • Kecheng Lei (17 coauthored publications)
  • Pavlos Texakalidis (14 coauthored publications)
  • Thais Federici (11 coauthored publications)
  • Marybeth Yonk (9 coauthored publications)

The scientist regularly publishes in several key venues, reflecting their research focus and expertise. These publication venues include:

  • Neurosurgery (10 publications)
  • Neuromodulation Technology at the Neural Interface (4 publications)
  • bioRxiv (Cold Spring Harbor Laboratory) (4 publications)
  • Neuro-Oncology (4 publications)
  • Movement Disorders Clinical Practice (2 publications)

Best Publications

  • Gene delivery of AAV2-neurturin for Parkinson's disease: a double-blind, randomised, controlled trial.

    William J Marks;Raymond T Bartus;Joao Siffert;Charles S Davis

  • Intracerebral hemorrhage-induced neuronal death.

    Chao Gong;Nicholas Boulis;Jun Qian;Danielle E. Turner

  • Lumbar intraspinal injection of neural stem cells in patients with amyotrophic lateral sclerosis: results of a phase I trial in 12 patients.

    Jonathan D. Glass;Nicholas M. Boulis;Karl Johe;Seward B. Rutkove

  • Gene delivery of neurturin to putamen and substantia nigra in Parkinson disease: A double-blind, randomized, controlled trial.

    C. Warren Olanow;Raymond T. Bartus;Tiffany L. Baumann;Stewart Factor

  • Use of factor IX complex in warfarin-related intracranial hemorrhage.

    Nicholas M. Boulis;Miroslav P. Bobek;Alvin Schmaier;Julian T. Hoff

  • Progress in gene therapy for neurological disorders

    Michele Simonato;Jean Bennett;Nicholas M. Boulis;Maria G. Castro

  • Intraspinal neural stem cell transplantation in amyotrophic lateral sclerosis: Phase 1 trial outcomes

    Eva L. Feldman;Nicholas M. Boulis;Junguk Hur;Karl Johe

  • Safety/feasibility of targeting the substantia nigra with AAV2-neurturin in Parkinson patients.

    Raymond T. Bartus;Tiffany L. Baumann;Joao Siffert;Christopher D. Herzog

  • Human neural stem cell transplantation in ALS: initial results from a phase I trial

    Letizia Mazzini;Maurizio Gelati;Daniela Celeste Profico;Giada Sgaravizzi

  • Robust spinal motor neuron transduction following intrathecal delivery of AAV9 in pigs

    T Federici;J S Taub;G R Baum;S J Gray

  • Comparison of adeno-associated viral vector serotypes for spinal cord and motor neuron gene delivery

    Brooke R. Snyder;Steven J. Gray;Eric T. Quach;Jeremiah W. Huang

  • Transplantation of spinal cord-derived neural stem cells for ALS: Analysis of phase 1 and 2 trials.

    Jonathan D. Glass;Vicki S. Hertzberg;Nicholas M. Boulis;Jonathan Riley

  • Gene therapy for neurodegenerative diseases

    Deirdre M. O’Connor;Nicholas M. Boulis

  • Intraspinal stem cell transplantation in amyotrophic lateral sclerosis: a phase I safety trial, technical note, and lumbar safety outcomes.

    Jonathan Riley;Thais Federici;Meraida Polak;Crystal Kelly

  • A novel peptide defined through phage display for therapeutic protein and vector neuronal targeting

    James K Liu;Qingshan Teng;Mary E Garrity-Moses;Thais Federici

  • Urinary retention following routine neurosurgical spine procedures.

    Nicholas M Boulis;Farukh S Mian;David Rodriguez;Edward Cho

  • Pain in Amyotrophic Lateral Sclerosis: A Neglected Aspect of Disease

    Chalonda R. Handy;Christina Krudy;Nicholas Boulis;Thais Federici

  • SURGERY FOR MOVEMENT DISORDERS

    Ali R Rezai;Andre G Machado;Milind Deogaonkar;Hooman Azmi

  • Results from Phase I Clinical Trial with Intraspinal Injection of Neural Stem Cells in Amyotrophic Lateral Sclerosis: A Long-Term Outcome.

    Letizia Mazzini;Maurizio Gelati;Daniela Celeste Profico;Gianni Sorarù

  • Intraspinal stem cell transplantation in amyotrophic lateral sclerosis: a phase I trial, cervical microinjection, and final surgical safety outcomes.

    Jonathan Riley;Jonathan Glass;Eva L. Feldman;Meraida Polak

  • Adeno-associated viral vector gene expression in the adult rat spinal cord following remote vector delivery.

    Nicholas M Boulis;Nicholas M Boulis;Aaron J Noordmans;Debbie K Song;Michael J Imperiale

  • Intraspinal cord delivery of IGF-I mediated by adeno-associated virus 2 is neuroprotective in a rat model of familial ALS

    Colin K. Franz;Thais Federici;Thais Federici;Jun Yang;Carey Backus

Frequent Co-Authors

Eva L. Feldman
Eva L. Feldman University of Michigan–Ann Arbor
Ali R. Rezai
Ali R. Rezai West Virginia University
Jonathan D. Glass
Jonathan D. Glass Emory University
Raymond T. Bartus
Raymond T. Bartus RTBioconsultants
Michael Davis
Michael Davis Georgia Institute of Technology
Robert E. Gross
Robert E. Gross Emory University
Mahlon R. DeLong
Mahlon R. DeLong Emory University
Jon T. Willie
Jon T. Willie Washington University in St. Louis
Stewart A. Factor
Stewart A. Factor Emory University
Julian T. Hoff
Julian T. Hoff University of Michigan–Ann Arbor

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