World's Best Scientists 2026 revealed!
Jeffrey R. Gulcher

Jeffrey R. Gulcher

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Biology and Biochemistry
Iceland
2026

D-Index & Metrics

Biology and Biochemistry

D-Index
102
Citations
60731
World Ranking
1334
National Ranking
2

Medicine

D-Index
103
Citations
60972
World Ranking
7180
National Ranking
6

Jeffrey R. Gulcher publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Jeffrey R. Gulcher sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 218 publications — 57th percentile

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

The last bar groups every scientist with 1,028 publications or more.

Jeffrey R. Gulcher D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Jeffrey R. Gulcher sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 102 D-Index — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Biology and Biochemistry in Iceland Leader Award
  • 2025 - Research.com Biology and Biochemistry in Iceland Leader Award
  • 2023 - Research.com Biology and Biochemistry in Iceland Leader Award
  • 2022 - Research.com Biology and Biochemistry in Iceland Leader Award

Overview

Jeffrey R. Gulcher is affiliated with deCODE Genetics in Iceland. Their research spans the fields of Biochemistry, Genetics and Molecular Biology, and Medicine, with a particular focus on Molecular Biology, Genetics, and Infectious Diseases. Additional areas of study include Pulmonary and Respiratory Medicine and Artificial Intelligence.

The scientist's main research topics encompass COVID-19 clinical research studies, SARS-CoV-2 and COVID-19 research, aortic aneurysm repair treatments, aortic disease and treatment approaches, connective tissue disorders research, phagocytosis and immune regulation, and PI3K/AKT/mTOR signaling in cancer.

Frequent collaborators include Thomas W. Chittenden, Sharvari Gujja, Michael Simons, Jose Malagon-Lopez, and Daniel A. Lidar.

Jeffrey R. Gulcher has published in a variety of scientific venues. The most frequent publication venues are UNC Libraries and Genetics in Medicine Open, with additional works appearing in Cell Stem Cell, Science Translational Medicine, and Journal of Clinical Investigation.

Selected recent papers include:

  • Smooth Muscle Cell Reprogramming in Aortic Aneurysms, 2020, Cell Stem Cell
  • Identification of Driver Genes for Critical Forms of COVID-19 in a Deeply Phenotyped Young Patient Cohort, 2021, Science Translational Medicine
  • Chronic mTOR Activation Induces a Degradative Smooth Muscle Cell Phenotype, 2020, Journal of Clinical Investigation
  • Quantum Processor-Inspired Machine Learning in the Biomedical Sciences, 2021, Patterns
  • Proteogenomic Characterization of Primary Colorectal Cancer and Metastatic Progression Identifies Proteome-Based Subtypes and Signatures, 2024, Cell Reports

Best Publications

  • Variant of transcription factor 7-like 2 (TCF7L2) gene confers risk of type 2 diabetes.

    Struan F. A. Grant;Gudmar Thorleifsson;Inga Reynisdottir;Rafil Benediktsson

  • Large-scale association analysis identifies 13 new susceptibility loci for coronary artery disease

    Heribert Schunkert;Inke R. König;Sekar Kathiresan;Muredach P. Reilly

  • Neuregulin 1 and Susceptibility to Schizophrenia

    Hreinn Stefansson;Engilbert Sigurdsson;Valgerdur Steinthorsdottir;Soley Bjornsdottir

  • Large recurrent microdeletions associated with schizophrenia

    Hreinn Stefansson;Dan Rujescu;Sven Cichon;Olli P. H. Pietilainen

  • A high-resolution recombination map of the human genome

    Augustine Kong;Daniel F. Gudbjartsson;Jesus Sainz;Gudrun M. Jonsdottir

  • Common variants conferring risk of schizophrenia

    Hreinn Stefansson;Hreinn Stefansson;Roel A. Ophoff;Roel A. Ophoff;Roel A. Ophoff;Stacy Steinberg;Stacy Steinberg;Ole A. Andreassen

  • A common variant on chromosome 9p21 affects the risk of myocardial infarction

    Anna Helgadottir;Gudmar Thorleifsson;Andrei Manolescu;Solveig Gretarsdottir

  • A variant associated with nicotine dependence, lung cancer and peripheral arterial disease.

    Thorgeir E Thorgeirsson;Frank Geller;Patrick Sulem;Thorunn Rafnar

  • Genome-wide association yields new sequence variants at seven loci that associate with measures of obesity

    Gudmar Thorleifsson;G Bragi Walters;Daniel F Gudbjartsson;Valgerdur Steinthorsdottir

  • Genetics of gene expression and its effect on disease

    Valur Emilsson;Gudmar Thorleifsson;Bin Zhang;Amy S. Leonardson

  • A variant in CDKAL1 influences insulin response and risk of type 2 diabetes.

    Valgerdur Steinthorsdottir;Gudmar Thorleifsson;Inga Reynisdottir;Rafn Benediktsson

  • The gene encoding 5-lipoxygenase activating protein confers risk of myocardial infarction and stroke

    Anna Helgadottir;Andrei Manolescu;Gudmar Thorleifsson;Solveig Gretarsdottir

  • Variants conferring risk of atrial fibrillation on chromosome 4q25

    Daniel F Gudbjartsson;David O Arnar;Anna Helgadottir;Solveig Gretarsdottir

  • Genome-wide association study identifies a second prostate cancer susceptibility variant at 8q24.

    Julius Gudmundsson;Patrick Sulem;Andrei Manolescu;Laufey T Amundadottir

  • A common variant associated with prostate cancer in European and African populations

    Laufey T. Amundadottir;Patrick Sulem;Julius Gudmundsson;Agnar Helgason

  • A common inversion under selection in Europeans

    Hreinn Stefansson;Agnar Helgason;Gudmar Thorleifsson;Valgerdur Steinthorsdottir

  • Common variants on chromosomes 2q35 and 16q12 confer susceptibility to estrogen receptor-positive breast cancer.

    Simon N Stacey;Andrei Manolescu;Patrick Sulem;Thorunn Rafnar

  • Sequence variants affecting eosinophil numbers associate with asthma and myocardial infarction.

    Daniel F Gudbjartsson;Unnur S Bjornsdottir;Unnur S Bjornsdottir;Eva Halapi;Anna Helgadottir

  • Genetic determinants of hair, eye and skin pigmentation in Europeans.

    Patrick Sulem;Daniel F Gudbjartsson;Simon N Stacey;Agnar Helgason

  • Two variants on chromosome 17 confer prostate cancer risk, and the one in TCF2 protects against type 2 diabetes

    Julius Gudmundsson;Patrick Sulem;Valgerdur Steinthorsdottir;Jon T. Bergthorsson

Frequent Co-Authors

Kari Stefansson
Kari Stefansson deCODE Genetics (Iceland)
Augustine Kong
Augustine Kong University of Oxford
Unnur Thorsteinsdottir
Unnur Thorsteinsdottir deCODE Genetics (Iceland)
Daniel F. Gudbjartsson
Daniel F. Gudbjartsson deCODE Genetics (Iceland)
Gudmar Thorleifsson
Gudmar Thorleifsson deCODE Genetics (Iceland)
Hreinn Stefansson
Hreinn Stefansson deCODE Genetics (Iceland)
Michael L. Frigge
Michael L. Frigge deCODE Genetics (Iceland)
Patrick Sulem
Patrick Sulem deCODE Genetics (Iceland)
Agnar Helgason
Agnar Helgason University of Iceland
Hakon Hakonarson
Hakon Hakonarson Children's Hospital of Philadelphia

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