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Stephen Spiro

D-Index & Metrics

Biology and Biochemistry

D-Index
61
Citations
16719
World Ranking
11202
National Ranking
4848

Stephen Spiro 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 Stephen Spiro 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: 237 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Stephen Spiro 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 Stephen Spiro 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: 61 D-Index — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Overview

Stephen Spiro is affiliated with The University of Texas at Dallas in the United States. Their research lies primarily within the field of Biochemistry, Genetics and Molecular Biology, with a focus on Molecular Biology, Pollution, Genetics, Public Health, Environmental and Occupational Health, and Renewable Energy, Sustainability and the Environment.

Spiro's work addresses multiple topics, including Wastewater Treatment and Nitrogen Removal, Algal Biology and Biofuel Production, Microbial Fuel Cells and Bioremediation, Photosynthetic Processes and Mechanisms, Palliative Care and End-of-Life Issues, Grief, Bereavement, and Mental Health, and Microbial Metabolic Engineering and Bioproduction.

Among their recent publications are:

  • "DksA, ppGpp, and RegAB Regulate Nitrate Respiration in Paracoccus denitrificans" (2023) published in Journal of Bacteriology
  • "Carer and staff perceptions of end-of-life care provision: case of a hospice-at-home service" (2020) published in British Journal of Community Nursing
  • "Choline degradation in Paracoccus denitrificans: identification of sources of formaldehyde" (2024) published in Journal of Bacteriology
  • "The Cost of Visit-based Home Care for up to Two Weeks in the Last Three Months of Life: A Pilot Study of Community Care Based at a Hospice-at-home Service in South East of England" (2020) published in Journal of Community Health Nursing
  • "The Flavohemoglobin Hmp and Nitric Oxide Reductase Restrict Initial nir Expression in the Bet-Hedging Denitrifier Paracoccus denitrificans by Curtailing Hypoxic NO Signalling" (2025) published in Environmental Microbiology

Their frequent coauthors include:

  • Trusha Parekh
  • Ashvini Ray
  • Alison Ward
  • Judith Sixsmith
  • Anne Graham

Spiro's publications have appeared in various venues, most notably:

  • Faculty Opinions - Post-Publication Peer Review of the Biomedical Literature
  • Journal of Bacteriology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • British Journal of Community Nursing
  • Journal of Community Health Nursing

Best Publications

  • Cell–cell signaling in Xanthomonas campestris involves an HD-GYP domain protein that functions in cyclic di-GMP turnover

    Robert P. Ryan;Yvonne Fouhy;Jean F. Lucey;Lisa C. Crossman

  • FNR and its role in oxygen-regulated gene expression in Escherichia coli

    Stephen Spiro;John R. Guest

  • Functional, biochemical and genetic diversity of prokaryotic nitrate reductases

    David Richardson;B. C. Berks;D. A. Russell;S. Spiro

  • A non-haem iron centre in the transcription factor NorR senses nitric oxide

    Benoît D'Autréaux;Nicholas P Tucker;Ray Dixon;Stephen Spiro

  • The FNR family of transcriptional regulators

    Stephen Spiro

  • The yjeB (nsrR) Gene of Escherichia coli Encodes a Nitric Oxide-Sensitive Transcriptional Regulator

    Diane M. Bodenmiller;Stephen Spiro

  • Adaptive responses to oxygen limitation inEscherichia coli

    Stephen Spiro;John R. Guest

  • Regulators of bacterial responses to nitric oxide

    Stephen Spiro

  • Soil and sediment bacteria capable of aerobic nitrate respiration.

    J P Carter;Y H Hsaio;S Spiro;D J Richardson

  • The FNR Modulon and FNR-Regulated Gene Expression

    John R. Guest;Jeffrey Green;Alistair S. Irvine;Stephen Spiro

  • The purification of ammonia monooxygenase from Paracoccus denitrficans

    James W.B. Moir;Lisa C. Crossman;Stephen Spiro;David J. Richardson

  • FNR and its role in oxygen-regulated gene expression in

    S Spiro;J Guest

  • Regulation and over-expression of the fnr gene of Escherichia coli.

    Stephen Spiro;John R. Guest

  • The NsrR Regulon of Escherichia coli K-12 Includes Genes Encoding the Hybrid Cluster Protein and the Periplasmic, Respiratory Nitrite Reductase

    Nina Filenko;Stephen Spiro;Douglas F. Browning;Derrick Squire

  • Nitric oxide in bacteria: synthesis and consumption.

    Nicholas J. Watmough;Gareth Butland;Myles R. Cheesman;James W.B. Moir

  • FNR-dependent repression of the ndh gene of Escherichia coli and metal ion requirement for FNR-regulated gene expression.

    S. Spiro;R. E. Roberts;J. R. Guest

  • NsrR targets in the Escherichia coli genome: new insights into DNA sequence requirements for binding and a role for NsrR in the regulation of motility.

    Jonathan D. Partridge;Diane M. Bodenmiller;Diane M. Bodenmiller;Michael S. Humphrys;Michael S. Humphrys;Stephen Spiro

  • Purification of hydroxylamine oxidase from Thiosphaera pantotropha. Identification of electron acceptors that couple heterotrophic nitrification to aerobic denitrification.

    Josa Marie Wehrfritz;Ann Reilly;Stephen Spiro;David J. Richardson

  • THE DIVERSITY OF REDOX PROTEINS INVOLVED IN BACTERIAL HETEROTROPHIC NITRIFICATION AND AEROBIC DENITRIFICATION

    D. J. Richardson;J.-M. Wehrfritz;A. Keech;L. C. Crossman

  • The NorR protein of Escherichia coli activates expression of the flavorubredoxin gene norV in response to reactive nitrogen species

    Matthew I. Hutchings;Neeraj Mandhana;Stephen Spiro

Frequent Co-Authors

David J. Richardson
David J. Richardson Microsoft (United States)
John R. Guest
John R. Guest University of Sheffield
Ray Dixon
Ray Dixon John Innes Centre
Myles R. Cheesman
Myles R. Cheesman University of East Anglia
Andrew J. Thomson
Andrew J. Thomson University of East Anglia
Geoffrey R. Moore
Geoffrey R. Moore University of East Anglia
Ben C. Berks
Ben C. Berks University of Oxford
Stuart J. Ferguson
Stuart J. Ferguson University of Oxford
Jeffrey A. Cole
Jeffrey A. Cole University of Birmingham
Jay C. D. Hinton
Jay C. D. Hinton University of Liverpool

External Links

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Best Scientists Citing Stephen Spiro

David J. Richardson

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J. Maxwell Dow

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Patricia J. Kiley

Patricia J. Kiley

University of Wisconsin–Madison

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Gottfried Unden

Gottfried Unden

Johannes Gutenberg University of Mainz

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Stuart J. Ferguson

Stuart J. Ferguson

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Publications: 26

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Andrew J. Thomson

University of East Anglia

Publications: 25

Isabel Moura

Isabel Moura

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INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement

Publications: 20

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José J. G. Moura

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