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John I. Clark

D-Index & Metrics

Biology and Biochemistry

D-Index
58
Citations
9303
World Ranking
13441
National Ranking
5704

John I. Clark 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 John I. Clark 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: 223 publications — 58th percentile

58% of scientists in this discipline score the same or lower.

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

John I. Clark 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 John I. Clark 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: 58 D-Index — 34th percentile

34% of scientists in this discipline score the same or lower.

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

Overview

John I. Clark is affiliated with the University of Washington in the United States and has an extensive research background primarily in biochemistry, genetics, molecular biology, and medicine. Their work covers several subfields including molecular biology, clinical biochemistry, physiology, pharmacology, and ophthalmology.

The scientist has contributed significantly to topics such as connexins and lens biology, advanced glycation end products research, Alzheimer's disease research and treatments, cannabis and cannabinoid research, intraocular surgery and lenses, as well as sleep and wakefulness disorders.

Recent publications by John I. Clark include the following:

  • Insights into the biochemical and biophysical mechanisms mediating the longevity of the transparent optics of the eye lens, 2022, Journal of Biological Chemistry
  • Alzheimer's disease amyloid-β pathology in the lens of the eye, 2022, Experimental Eye Research
  • Age-related loss of auditory sensitivity in the zebrafish (Danio rerio), 2021, Hearing Research
  • Effects of a cannabidiol/terpene formulation on sleep in individuals with insomnia: a double-blind, placebo-controlled, randomized, crossover study, 2024, Journal of Clinical Sleep Medicine
  • In vivo quasi-elastic light scattering detects molecular changes in the lenses of adolescents with Down syndrome, 2024, Experimental Eye Research

Frequent coauthors in their research include Juliet A. Moncaster, Olga Minaeva, Lee E. Goldstein, Rudolph E. Tanzi, and Robert D. Moir.

Their work is often published in venues such as Experimental Eye Research, UNC Libraries, Alzheimer's & Dementia, Journal of Biological Chemistry, and the Journal of Clinical Sleep Medicine.

Best Publications

  • Shotgun identification of protein modifications from protein complexes and lens tissue

    Michael J. MacCoss;W. Hayes McDonald;Anita Saraf;Rovshan Sadygov

  • Small heat-shock proteins and their potential role in human disease

    John I Clark;Paul J Muchowski

  • Mice deficient in Six5 develop cataracts: implications for myotonic dystrophy.

    Todd R. Klesert;Diane H. Cho;John I. Clark;James Maylie

  • SPARC Deficiency Leads to Early-Onset Cataractogenesis

    K Norose;J I Clark;N A Syed;A Basu

  • Glucocorticoid induction of the glaucoma gene MYOC in human and monkey trabecular meshwork cells and tissues.

    Abbot F. Clark;H. Thomas Steely;Jaime E. Dickerson;Sherry English-Wright

  • ATP-enhanced molecular chaperone functions of the small heat shock protein human alphaB crystallin.

    Paul J. Muchowski;John I. Clark

  • The Cardiomyopathy and Lens Cataract Mutation in αB-crystallin Alters Its Protein Structure, Chaperone Activity, and Interaction with Intermediate Filaments in Vitro

    Ming Der Perng;Paul J. Muchowski;Paul van den IJssel;Gabrielle J.S. Wu

  • Fractal analysis of region-based vascular change in the normal and non-proliferative diabetic retina.

    Arpenik Avakian;Robert E. Kalina;E. Helene Sage;Avni H. Rambhia

  • A Novel Assay of Angiogenesis in the Quail Chorioallantoic Membrane: Stimulation by bFGF and Inhibition by Angiostatin According to Fractal Dimension and Grid Intersection

    Patricia Parsons-Wingerter;Biakhre Lwai;Mong Che Yang;Katherine E. Elliott

  • Growth and transparency in the lens, an epithelial tissue, stimulated by pulses of PDGF

    Barbara Brewitt;John I. Clark

  • Alzheimer's Disease Amyloid-β Links Lens and Brain Pathology in Down Syndrome

    Juliet A. Moncaster;Roberto Pineda;Robert D. Moir;Suqian Lu

  • The relationship of the glenohumeral joint capsule to the rotator cuff.

    John Clark;John A. Sidles;F. A. Matsen

  • Femoral neck length and hip fracture risk.

    John Michelotti;John Clark

  • Late complications of allogeneic and autologous marrow transplantation.

    K. M. Sullivan;M. Mori;J. Sanders;M. Siadak

  • Interactive domains for chaperone activity in the small heat shock protein, human αB crystallin

    Joy G. Ghosh;Marcus R. Estrada;John I. Clark

  • Interactions between Important Regulatory Proteins and Human αB Crystallin

    Joy G. Ghosh;Ananth K. Shenoy;John I. Clark

  • Fibroblast Growth Factor-2 Selectively Stimulates Angiogenesis of Small Vessels in Arterial Tree

    Patricia Parsons-Wingerter;Katherine E. Elliott;John I. Clark;Andrew G. Farr

  • Site-directed mutations within the core "alpha-crystallin" domain of the small heat-shock protein, human alphaB-crystallin, decrease molecular chaperone functions.

    Paul J Muchowski;Gabrielle J.S Wu;Jack J.N Liang;Elinor T Adman

  • Human αB-Crystallin SMALL HEAT SHOCK PROTEIN AND MOLECULAR CHAPERONE

    Paul J. Muchowski;James A. Bassuk;Nicolette H. Lubsen;John I. Clark

  • Theoretical and experimental basis for the inhibition of cataract.

    George B. Benedek;Jayanti Pande;George M. Thurston;George M. Thurston;John I. Clark

Frequent Co-Authors

George B. Benedek
George B. Benedek MIT
Rudolph E. Tanzi
Rudolph E. Tanzi Harvard University
Paul J. Muchowski
Paul J. Muchowski University of California, San Francisco
Robert D. Moir
Robert D. Moir Harvard University
E. Helene Sage
E. Helene Sage Benaroya Research Institute
John R. Yates
John R. Yates Scripps Research Institute
Keith M. Sullivan
Keith M. Sullivan Duke University
Thomas Wisniewski
Thomas Wisniewski New York University
Charles W. Wilkinson
Charles W. Wilkinson University of Washington
Jean E. Sanders
Jean E. Sanders Fred Hutchinson Cancer Research Center

External Links

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Best Scientists Citing John I. Clark

John R. Yates

John R. Yates

Scripps Research Institute

Publications: 78

Roy A. Quinlan

Roy A. Quinlan

Durham University

Publications: 37

E. Helene Sage

E. Helene Sage

Benaroya Research Institute

Publications: 34

Thomas H. Lee

Thomas H. Lee

Harvard University

Publications: 31

W. Hayes McDonald

W. Hayes McDonald

Vanderbilt University

Publications: 30

Heath Ecroyd

Heath Ecroyd

University of Wollongong

Publications: 29

Abbot F. Clark

Abbot F. Clark

University of North Texas Health Science Center

Publications: 27

Judd E. Hollander

Judd E. Hollander

Thomas Jefferson University

Publications: 24

Justin L. P. Benesch

Justin L. P. Benesch

University of Oxford

Publications: 24

John A. Carver

John A. Carver

Australian National University

Publications: 23

Lee Goldman

Lee Goldman

Columbia University

Publications: 20

George B. Benedek

George B. Benedek

MIT

Publications: 18

Rolf A. Brekken

Rolf A. Brekken

The University of Texas Southwestern Medical Center

Publications: 18

Kevin L. Schey

Kevin L. Schey

Vanderbilt University

Publications: 18

Wilbert C. Boelens

Wilbert C. Boelens

Radboud University

Publications: 17

Joseph Horwitz

Joseph Horwitz

University of California, Los Angeles

Publications: 16

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