World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
125
Citations
64929
World Ranking
3065
National Ranking
1694

Amar Gajjar 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 Amar Gajjar 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: 641 publications — 76th percentile

76% of scientists in this discipline score the same or lower.

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

Amar Gajjar 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 Amar Gajjar 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: 125 D-Index — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Overview

Amar Gajjar is affiliated with St. Jude Children's Research Hospital in the United States. Their research primarily focuses on the field of medicine, with a particular emphasis on genetics, neurology, molecular biology, pulmonary and respiratory medicine, and oncology.

The scientist's work extensively covers several main topics within medical research, including:

  • Glioma Diagnosis and Treatment
  • Neuroblastoma Research and Treatments
  • Brain Metastases and Treatment
  • Childhood Cancer Survivors' Quality of Life
  • Chromatin Remodeling and Cancer
  • Cancer Genomics and Diagnostics
  • Lung Cancer Treatments and Mutations

Amar Gajjar has contributed to numerous publications appearing regularly in key scientific venues. Their most frequent publication outlets are:

  • Neuro-Oncology
  • Journal of Clinical Oncology
  • Pediatric Blood & Cancer
  • Neuro-Oncology Advances
  • International Journal of Radiation Oncology*Biology*Physics

They have collaborated with several co-authors on various research projects, including:

  • Giles Robinson
  • Paul A. Northcott
  • Arzu Onar-Thomas
  • Brent A. Orr
  • Thomas E. Merchant

Some recent papers authored by Amar Gajjar include:

  • Outcomes by Clinical and Molecular Features in Children With Medulloblastoma Treated With Risk-Adapted Therapy: Results of an International Phase III Trial (SJMB03), 2021, Journal of Clinical Oncology
  • Efficacy of High-Dose Chemotherapy and Three-Dimensional Conformal Radiation for Atypical Teratoid/Rhabdoid Tumor: A Report From the Children's Oncology Group Trial ACNS0333, 2020, Journal of Clinical Oncology
  • Children's Oncology Group Phase III Trial of Reduced-Dose and Reduced-Volume Radiotherapy With Chemotherapy for Newly Diagnosed Average-Risk Medulloblastoma, 2021, Journal of Clinical Oncology
  • Germline Elongator mutations in Sonic Hedgehog medulloblastoma, 2020, Nature
  • Serial assessment of measurable residual disease in medulloblastoma liquid biopsies, 2021, Cancer Cell

Best Publications

  • DNA methylation-based classification of central nervous system tumours

    David Capper;David Capper;David Capper;David T. W. Jones;Martin Sill;Volker Hovestadt

  • A Perivascular Niche for Brain Tumor Stem Cells

    Christopher Calabrese;Helen Poppleton;Mehmet Kocak;Twala L. Hogg

  • Molecular Subgroups of Medulloblastoma: The Current Consensus

    Michael D. Taylor;Paul A. Northcott;Andrey Korshunov;Marc Remke;Marc Remke

  • Somatic histone H3 alterations in pediatric diffuse intrinsic pontine gliomas and non-brainstem glioblastomas

    Gang Wu;Alberto Broniscer;Troy A McEachron;Charles Lu

  • Germline Mutations in Predisposition Genes in Pediatric Cancer

    Jinghui Zhang;Michael F. Walsh;Gang Wu;Michael N. Edmonson

  • Risk-adapted craniospinal radiotherapy followed by high-dose chemotherapy and stem-cell rescue in children with newly diagnosed medulloblastoma (St Jude Medulloblastoma-96): long-term results from a prospective, multicentre trial

    Amar Gajjar;Murali Chintagumpala;David Ashley;Stewart Kellie

  • The genomic landscape of diffuse intrinsic pontine glioma and pediatric non-brainstem high-grade glioma

    Gang Wu;Alexander K Diaz;Alexander K Diaz;Barbara S Paugh;Sherri L Rankin

  • Phase III study of craniospinal radiation therapy followed by adjuvant chemotherapy for newly diagnosed average-risk medulloblastoma.

    Roger J. Packer;Amar Gajjar;Gilbert Vezina;Lucy Rorke-Adams

  • Late neurocognitive sequelae in survivors of brain tumours in childhood.

    Raymond K Mulhern;Thomas E Merchant;Amar Gajjar;Wilburn E Reddick

  • The whole-genome landscape of medulloblastoma subtypes

    Paul A. Northcott;Paul A. Northcott;Ivo Buchhalter;Ivo Buchhalter;A. Sorana Morrissy;Volker Hovestadt

  • New Brain Tumor Entities Emerge from Molecular Classification of CNS-PNETs

    Dominik Sturm;Dominik Sturm;Brent A. Orr;Umut H. Toprak;Volker Hovestadt

  • Radial glia cells are candidate stem cells of ependymoma

    Michael D. Taylor;Helen Poppleton;Christine Fuller;Xiaoping Su

  • Subtypes of medulloblastoma have distinct developmental origins

    Paul Gibson;Yiai Tong;Giles Robinson;Margaret C. Thompson

  • Novel mutations target distinct subgroups of medulloblastoma

    Giles Robinson;Matthew Parker;Tanya A. Kranenburg;Charles Lu;Charles Lu

  • Genomics Identifies Medulloblastoma Subgroups That Are Enriched for Specific Genetic Alterations

    Margaret C. Thompson;Christine Fuller;Twala L. Hogg;James Dalton

  • Integrative genomic analysis of medulloblastoma identifies a molecular subgroup that drives poor clinical outcome.

    Yoon Jae Cho;Aviad Tsherniak;Pablo Tamayo;Sandro Santagata

  • Whole-genome sequencing identifies genetic alterations in pediatric low-grade gliomas

    Jinghui Zhang;Gang Wu;Claudia P. Miller;Ruth G. Tatevossian

  • Challenges to curing primary brain tumours

    Kenneth Aldape;Kevin M Brindle;Louis Chesler;Rajesh Chopra

  • Integrated Molecular Genetic Profiling of Pediatric High-Grade Gliomas Reveals Key Differences With the Adult Disease

    Barbara S. Paugh;Chunxu Qu;Chris Jones;Zhaoli Liu

  • Enhancer hijacking activates GFI1 family oncogenes in medulloblastoma

    Paul A. Northcott;Catherine Lee;Catherine Lee;Thomas Zichner;Adrian M. Stütz

Frequent Co-Authors

Thomas E. Merchant
Thomas E. Merchant St. Jude Children's Research Hospital
Clinton F. Stewart
Clinton F. Stewart St. Jude Children's Research Hospital
Stefan M. Pfister
Stefan M. Pfister German Cancer Research Center
Larry E. Kun
Larry E. Kun St. Jude Children's Research Hospital
David W. Ellison
David W. Ellison St. Jude Children's Research Hospital
Richard J. Gilbertson
Richard J. Gilbertson University of Cambridge
Paul A. Northcott
Paul A. Northcott St. Jude Children's Research Hospital
Roger J. Packer
Roger J. Packer Children’s National Health System
Eric Bouffet
Eric Bouffet University of Toronto
Marcel Kool
Marcel Kool German Cancer Research Center

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