World's Best Scientists 2026 revealed!
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Barry Halliwell
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Best Scientists
2025
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Biology and Biochemistry
Singapore
2026

D-Index & Metrics

Best Scientists

D-Index
216
Citations
260738
World Ranking
154
National Ranking
1

Biology and Biochemistry

D-Index
212
Citations
259323
World Ranking
25
National Ranking
1

Barry Halliwell 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 Barry Halliwell 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: 781 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

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

Barry Halliwell 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 Barry Halliwell 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: 212 D-Index — 100th percentile

100% 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 Singapore Leader Award
  • 2025 - Research.com Best Scientists Award
  • 2025 - Research.com Biology and Biochemistry in Singapore Leader Award
  • 2012 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Barry Halliwell is affiliated with the National University of Singapore in Singapore. Their research spans multiple fields centered mainly on medicine and biochemistry, genetics and molecular biology.

The primary subfields of study include molecular biology, pharmacology, nutrition and dietetics, complementary and alternative medicine, and biochemistry.

Their research topics cover a range of areas related to oxidative stress, antioxidants, and bioactive compounds. Notable topics of work include:

  • Fungal Biology and Applications
  • Vitamin C and Antioxidants Research
  • Medicinal Plants and Bioactive Compounds
  • Free Radicals and Antioxidants
  • Complementary and Alternative Medicine Studies
  • Antioxidant Activity and Oxidative Stress
  • Cholinesterase and Neurodegenerative Diseases

Frequent coauthors in Halliwell's research network include:

  • Irwin K. Cheah
  • Richard M. Y. Tang
  • Wei-Yi Ong
  • Christopher Chen
  • Kelvin J.A. Davies

Key publication venues for Halliwell's work are:

  • Free Radical Biology and Medicine
  • Antioxidants
  • FEBS Letters
  • Archives of Biochemistry and Biophysics
  • bioRxiv (Cold Spring Harbor Laboratory)

Significant recent papers authored or coauthored by Halliwell include:

  • Understanding mechanisms of antioxidant action in health and disease, 2023, Nature Reviews Molecular Cell Biology
  • Hydroxyl radical is a significant player in oxidative DNA damage in vivo, 2021, Chemical Society Reviews

Additional related publications in which Halliwell had a key authorship or collaboration are:

  • Guidelines for measuring reactive oxygen species and oxidative damage in cells and in vivo, 2022, Nature Metabolism (authored by Michael P. Murphy)
  • Ergothioneine, recent developments, 2021, Redox Biology (authored by Irwin K. Cheah)
  • A Flexi-PEGDA Upconversion Implant for Wireless Brain Photodynamic Therapy, 2020, Advanced Materials (authored by Daniel Boon Loong Teh)

Barry Halliwell received the distinction of Fellow of the American Association for the Advancement of Science (AAAS) in 2012.

Best Publications

  • Free radicals in biology and medicine

    Barry Halliwell;John M. C. Gutteridge

  • Role of free radicals and catalytic metal ions in human disease: an overview.

    Barry Halliwell;John M.C. Gutteridge

  • OXYGEN TOXICITY, OXYGEN RADICALS, TRANSITION METALS AND DISEASE

    Unknown

  • FREE RADICALS, ANTIOXIDANTS AND HUMAN DISEASE: CURIOSITY, CAUSE, OR CONSEQUENCE

    B Halliwell

  • Reactive Oxygen Species and the Central Nervous System

    Barry Halliwell

  • Lipid peroxidation: its mechanism, measurement, and significance.

    Barry Halliwell;Susanna Chirico

  • The deoxyribose method: a simple "test-tube" assay for determination of rate constants for reactions of hydroxyl radicals.

    Barry Halliwell;John M.C. Gutteridge;Okezie I. Aruoma

  • FREE RADICALS, ANTIOXIDANTS, AND HUMAN DISEASE: WHERE ARE WE NOW?

    Barry Halliwell;John M.C. Gutteridge;Carroll E. Cross

  • The presence of glutathione and glutathione reductase in chloroplasts: A proposed role in ascorbic acid metabolism.

    Christine H. Foyer;Barry Halliwell

  • Measuring reactive species and oxidative damage in vivo and in cell culture: how should you do it and what do the results mean?

    Barry Halliwell;Matthew Whiteman

  • Oxidative stress and neurodegeneration: where are we now?

    Barry Halliwell

  • Reactive Species and Antioxidants. Redox Biology Is a Fundamental Theme of Aerobic Life

    Barry Halliwell

  • Damage to DNA by reactive oxygen and nitrogen species: role in inflammatory disease and progression to cancer.

    Helen Wiseman;Barry Halliwell

  • Reactive oxygen species in living systems: source, biochemistry, and role in human disease.

    Barry Halliwell

  • Antioxidants in human health and disease

    Barry Halliwell

  • Oxygen free radicals and iron in relation to biology and medicine: some problems and concepts.

    Barry Halliwell;John M.C. Gutteridge

  • Oxygen Radicals and Human Disease

    Carroll E. Cross;Barry Halliwell;Edward T. Borish;William A. Pryor

  • The antioxidant action of N-acetylcysteine: its reaction with hydrogen peroxide, hydroxyl radical, superoxide, and hypochlorous acid.

    Okezie I. Aruoma;Barry Halliwell;Brigid M. Hoey;John Butler

  • DNA damage by oxygen-derived species Its mechanism and measurement in mammalian systems

    Barry Halliwell;Okezie I. Aruoma

  • Role of free radicals in the neurodegenerative diseases: therapeutic implications for antioxidant treatment.

    Barry Halliwell

Frequent Co-Authors

Okezie I. Aruoma
Okezie I. Aruoma Touro College
John M.C. Gutteridge
John M.C. Gutteridge National Institute for Biological Standards and Control
Matthew Whiteman
Matthew Whiteman University of Exeter
Carroll E. Cross
Carroll E. Cross University of California, Davis
Peter Jenner
Peter Jenner King's College London
Catherine Rice-Evans
Catherine Rice-Evans King's College London
Jeremy P. E. Spencer
Jeremy P. E. Spencer University of Reading
Markus R. Wenk
Markus R. Wenk Hamad bin Khalifa University
Miral Dizdaroglu
Miral Dizdaroglu National Institute of Standards and Technology
Philip K. Moore
Philip K. Moore National University of Singapore

External Links

Wikipedia of Barry Halliwell Personal website of Barry Halliwell

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