World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
62
Citations
12580
World Ranking
10891
National Ranking
4720

Melvyn P. Heyes 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 Melvyn P. Heyes 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: 143 publications — 23rd percentile

23% of scientists in this discipline score the same or lower.

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

Melvyn P. Heyes 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 Melvyn P. Heyes 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: 62 D-Index — 46th percentile

46% of scientists in this discipline score the same or lower.

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

Overview

Melvyn P. Heyes was affiliated with the National Institutes of Health in the United States during their career. Their professional activities were primarily connected to this institution.

No recent papers, frequent co-authors, publication venues, or book publications were recorded for Melvyn P. Heyes in the available data.

The data did not specify main fields of study, subfields, or main topics related to their research work, and there is no information on awards received.

As Melvyn P. Heyes is noted as deceased, all references to their career and affiliations are presented in the past tense. Limited information restricts a detailed account of their scientific contributions or research focus.

Best Publications

  • Quinolinic acid and kynurenine pathway metabolism in inflammatory and non-inflammatory neurological disease.

    M. P. Heyes;K. Saito;J. S. Crowley;L. E. Davis

  • Quinolinic acid in cerebrospinal fluid and serum in HIV-1 infection: relationship to clinical and neurological status.

    Melvyn P. Heyes;Bruce J. Brew;Alex Martin;Richard W. Price

  • Human macrophages convert L-tryptophan into the neurotoxin quinolinic acid.

    M P Heyes;K Saito;S P Markey

  • Cerebrospinal fluid and serum markers of inflammation in autism.

    Andrew W. Zimmerman;Andrew W. Zimmerman;Harumi Jyonouchi;Anne M. Comi;Susan L. Connors

  • Scleroderma, fasciitis, and eosinophilia associated with the ingestion of tryptophan.

    Richard M. Silver;Melvyn P. Heyes;John C. Maize;Bonnie Quearry

  • Different kynurenine pathway enzymes limit quinolinic acid formation by various human cell types

    Melvyn P. Heyes;Cai Y. Chen;Eugene O. Major;Kuniaki Saito

  • Quantitation of human immunodeficiency virus, immune activation factors, and quinolinic acid in AIDS brains.

    C L Achim;M P Heyes;C A Wiley

  • A mechanism for increased quinolinic acid formation following acute systemic immune stimulation.

    Kuniaki Saito;Jeffrey S. Crowley;Sanford P. Markey;Melvyn P. Heyes

  • A mechanism of quinolinic acid formation by brain in inflammatory neurological disease. Attenuation of synthesis from L-tryptophan by 6-chlorotryptophan and 4-chloro-3-hydroxyanthranilate.

    Melvyn P. Heyes;Kuniaki Saito;Eugene O. Major;Sheldon Milstien

  • Mechanism of Delayed Increases in Kynurenine Pathway Metabolism in Damaged Brain Regions Following Transient Cerebral Ischemia

    Kuniaki Saito;Thaddeus S. Nowak;Sanford P. Markey;Melvyn P. Heyes

  • Mechanism of increases in l-kynurenine and quinolinic acid in renal insufficiency

    Kuniaki Saito;Suwako Fujigaki;Melvyn P. Heyes;Katsumi Shibata

  • Sources of the neurotoxin quinolinic acid in the brain of HIV-1-infected patients and retrovirus-infected macaques

    Melvyn P. Heyes;Kuniaki Saito;Andrew Lackner;Clayton A. Wiley

  • Neuroinvasion by simian immunodeficiency virus coincides with increased numbers of perivascular macrophages/microglia and intrathecal immune activation

    Joan H Lane;Vito G Sasseville;Mary O Smith;Peter Vogel

  • Inter-relationships between quinolinic acid, neuroactive kynurenines, neopterin and β2-microglobulin in cerebrospinal fluid and serum of HIV-1-infected patients

    Melvyn P. Heyes;Bruce J. Brew;Kuniaki Saito;Bonnie J. Quearry

  • Time course of cerebrospinal fluid responses to antiretroviral therapy: evidence for variable compartmentalization of infection.

    Silvija Staprans;Natalia Marlowe;David Glidden;Tatjana Novakovic-agopian

  • Quantification of quinolinic acid in rat brain, whole blood, and plasma by gas chromatography and negative chemical ionization mass spectrometry: effects of systemic L-tryptophan administration on brain and blood quinolinic acid concentrations.

    Melvyn P. Heyes;Sanford P. Markey

  • Glutamate is a mediator of neurotoxicity in secretions of activated HIV-1-infected macrophages.

    Z. G. Jiang;C. Piggee;M. P. Heyes;C. Murphy

  • Neuroactive kynurenines in Lyme borreliasis

    John J. Halperin;Melvyn P. Heyes

  • Kynurenine pathway enzymes in brain: responses to ischemic brain injury versus systemic immune activation.

    Kuniaki Saito;Thaddeus S. Nowak;Kazuhiko Suyama;Bonnie J. Quearry

  • Elevated cerebrospinal fluid quinolinic acid levels are associated with region-specific cerebral volume loss in HIV infection.

    M P Heyes;R J Ellis;L Ryan;M E Childers

Frequent Co-Authors

Kuniaki Saito
Kuniaki Saito Fujita Health University
Sheldon Milstien
Sheldon Milstien Virginia Commonwealth University
Richard W. Price
Richard W. Price University of California, San Francisco
Alex Martin
Alex Martin National Institutes of Health
Bruce J. Brew
Bruce J. Brew University of New South Wales
Patrick M. Kochanek
Patrick M. Kochanek University of Pittsburgh
Igor Grant
Igor Grant University of California, San Diego
Lee E. Eiden
Lee E. Eiden National Institutes of Health
Andrew W. Zimmerman
Andrew W. Zimmerman University of Massachusetts Chan Medical School
Philip A. Pizzo
Philip A. Pizzo Stanford University

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