World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
91
Citations
46247
World Ranking
11537
National Ranking
5916

Ryan J. Sullivan publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Ryan J. Sullivan sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 492 publications — 57th percentile

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

The last bar groups every scientist with 1,796 publications or more.

Ryan J. Sullivan D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Ryan J. Sullivan sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 91 D-Index — 43rd percentile

43% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Ryan J. Sullivan is affiliated with Harvard University in the United States. Their research primarily spans the field of Medicine, with significant focus on Oncology, Molecular Biology, Immunology, Pulmonary and Respiratory Medicine, and Cancer Research.

The scientist's main topics of work include:

  • Cancer Immunotherapy and Biomarkers
  • CAR-T cell therapy research
  • Melanoma and MAPK Pathways
  • Immunotherapy and Immune Responses
  • Cutaneous Melanoma Detection and Management
  • Cancer Genomics and Diagnostics
  • Colorectal Cancer Treatments and Studies

Ryan J. Sullivan has contributed to various peer-reviewed journals frequently. Their most common publication venues are:

  • Journal of Clinical Oncology
  • Regular and Young Investigator Award Abstracts
  • Journal for ImmunoTherapy of Cancer
  • Cancer Research
  • Annals of Oncology

Notable recent papers authored or co-authored by Ryan J. Sullivan include:

  • "Overall Survival Benefit with Tebentafusp in Metastatic Uveal Melanoma," 2021, New England Journal of Medicine
  • "Microenvironment drives cell state, plasticity, and drug response in pancreatic cancer," 2021, Cell
  • "Individualised neoantigen therapy mRNA-4157 (V940) plus pembrolizumab versus pembrolizumab monotherapy in resected melanoma (KEYNOTE-942): a randomised, phase 2b study," 2024, The Lancet
  • "Association Between Immune Checkpoint Inhibitors With Cardiovascular Events and Atherosclerotic Plaque," 2020, Circulation
  • "Molecular Pathways of Colon Inflammation Induced by Cancer Immunotherapy," 2020, Cell

Frequent collaborators working alongside Ryan J. Sullivan include:

  • Kerry L. Reynolds
  • Genevieve M. Boland
  • Leyre Zubiri
  • Donald P. Lawrence
  • Justine V. Cohen

Best Publications

  • Dissecting the multicellular ecosystem of metastatic melanoma by single-cell RNA-seq

    Itay Tirosh;Benjamin Izar;Benjamin Izar;Sanjay M. Prakadan;Marc H. Wadsworth

  • Fatal Toxic Effects Associated With Immune Checkpoint Inhibitors: A Systematic Review and Meta-analysis

    Daniel Y. Wang;Joe Elie Salem;Joe Elie Salem;Justine V. Cohen;Sunandana Chandra

  • Defining T Cell States Associated with Response to Checkpoint Immunotherapy in Melanoma.

    Moshe Sade-Feldman;Moshe Sade-Feldman;Keren Yizhak;Stacey L. Bjorgaard;Stacey L. Bjorgaard;John P. Ray

  • A Cancer Cell Program Promotes T Cell Exclusion and Resistance to Checkpoint Blockade

    Livnat Jerby-Arnon;Parin Shah;Michael S. Cuoco;Christopher Rodman

  • MYOCARDITIS IN PATIENTS TREATED WITH IMMUNE CHECKPOINT INHIBITORS

    Syed S. Mahmood;Michael G. Fradley;Justine V. Cohen;Anju Nohria

  • Heparin affinity: purification of a tumor-derived capillary endothelial cell growth factor

    Y Shing;J Folkman;R Sullivan;C Butterfield

  • EGFR Mutations and ALK Rearrangements Are Associated With Low Response Rates to PD-1 Pathway Blockade in Non-Small Cell Lung Cancer: A Retrospective Analysis

    Justin F. Gainor;Alice T. Shaw;Lecia V. Sequist;Xiujun Fu

  • BRAF inhibition is associated with enhanced melanoma antigen expression and a more favorable tumor microenvironment in patients with metastatic melanoma

    Dennie Tompers Frederick;Adriano Piris;Alexandria P. Cogdill;Zachary A. Cooper

  • Resistance to checkpoint blockade therapy through inactivation of antigen presentation.

    Moshe Sade-Feldman;Moshe Sade-Feldman;Yunxin J. Jiao;Yunxin J. Jiao;Jonathan H. Chen;Jonathan H. Chen;Michael S. Rooney

  • Transforming fusions of FGFR and TACC genes in human glioblastoma

    Devendra Singh;Joseph Minhow Chan;Pietro Zoppoli;Francesco Niola;Francesco Niola

  • Anti-PD-1 therapy in patients with advanced melanoma and preexisting autoimmune disorders or major toxicity with ipilimumab

    Alexander M. Menzies;Alexander M. Menzies;D. B. Johnson;S. Ramanujam;V. G. Atkinson

  • Ipilimumab Therapy in Patients With Advanced Melanoma and Preexisting Autoimmune Disorders

    Douglas B. Johnson;Ryan J. Sullivan;Patrick A. Ott;Matteo S. Carlino

  • Robust prediction of response to immune checkpoint blockade therapy in metastatic melanoma

    Noam Auslander;Gao Zhang;Joo Sang Lee;Joo Sang Lee;Dennie T. Frederick

  • Overall Survival Benefit with Tebentafusp in Metastatic Uveal Melanoma

    Paul Nathan;Jessica C. Hassel;Piotr Rutkowski;Jean-Francois Baurain

  • MAP Kinase Pathway Alterations in BRAF-Mutant Melanoma Patients with Acquired Resistance to Combined RAF/MEK Inhibition

    Nikhil Wagle;Nikhil Wagle;Eliezer M. Van Allen;Eliezer M. Van Allen;Daniel J. Treacy;Dennie T. Frederick

  • Melanoma-specific MHC-II expression represents a tumour-autonomous phenotype and predicts response to anti-PD-1/PD-L1 therapy

    Douglas B. Johnson;Monica V. Estrada;Roberto Salgado;Violeta Sanchez

  • Targeted Next Generation Sequencing Identifies Markers of Response to PD-1 Blockade

    Douglas B. Johnson;Garrett M. Frampton;Matthew J. Rioth;Erik Yusko

  • Clusters of circulating tumor cells traverse capillary-sized vessels

    Sam H. Au;Brian D. Storey;John C. Moore;Qin Tang

  • Ipilimumab-induced hypophysitis: a detailed longitudinal analysis in a large cohort of patients with metastatic melanoma.

    Alexander T. Faje;Ryan Sullivan;Donald Lawrence;Nicholas A. Tritos

  • Dissecting the multicellular ecosystem of metastatic melanoma by single-cell RNA-seq

    I. Tirosh;B. Izar;D. Treacy;J. J. Trombetta

Frequent Co-Authors

Keith T. Flaherty
Keith T. Flaherty Harvard University
Dennie T. Frederick
Dennie T. Frederick Broad Institute
Douglas B. Johnson
Douglas B. Johnson Vanderbilt University Medical Center
Jeffrey A. Sosman
Jeffrey A. Sosman Northwestern University
Georgina V. Long
Georgina V. Long University of Sydney
F. Stephen Hodi
F. Stephen Hodi Harvard University
Alexander M. Menzies
Alexander M. Menzies University of Sydney
Michael B. Atkins
Michael B. Atkins Georgetown University
Jennifer A. Wargo
Jennifer A. Wargo The University of Texas MD Anderson Cancer Center
Nir Hacohen
Nir Hacohen Harvard University

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