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John A. Hardin

D-Index & Metrics

Biology and Biochemistry

D-Index
57
Citations
13315
World Ranking
13697
National Ranking
5805

John A. Hardin 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 A. Hardin 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: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 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: 417 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: 196 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: 59 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: 129 publications — 16th percentile

16% of scientists in this discipline score the same or lower.

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

John A. Hardin 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 A. Hardin sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 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: 71 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: 57 D-Index — 31st percentile

31% of scientists in this discipline score the same or lower.

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

Overview

John A. Hardin is affiliated with the Albert Einstein College of Medicine in the United States. Their research primarily spans the field of Medicine, with particular contributions in several specialized subfields including Orthopedics and Sports Medicine, Epidemiology, Genetics, Nephrology, and Rheumatology.

The scientist's work covers a range of topics related to musculoskeletal and dermatological conditions, as well as disorders involving parathyroid function and hypertrophic osteoarthropathy. Specifically, these main topics include:

  • Tendon Structure and Treatment
  • Nail Diseases and Treatments
  • Dermatological and Skeletal Disorders
  • Parathyroid Disorders and Treatments
  • Hypertrophic osteoarthropathy and related conditions

John A. Hardin has contributed to several recent scientific publications, including:

  • "FRI674 Association Between Metabolic Syndrome And The Presence Of Enthesophytes On Musculoskeletal Ultrasound Compared To Joint X-ray," 2023, Journal of the Endocrine Society
  • "ENTHESIAL CALCIFICATION: PATHOGENESIS AND CLINICAL SIGNIFICANCE," 2024, Osteoarthritis and Cartilage
  • "A frequentist simulation-based inference treatment of sterile neutrino global fits," 2025, Machine Learning Science and Technology
  • "DNA Motors Powered by Exonuclease III for Autonomous Rolling Motion and Biosensing Applications," 2025, bioRxiv (Cold Spring Harbor Laboratory)
  • "Machine Learning-Informed 3+1 Sterile Neutrino Global Fits using Posterior Density Estimation of Electron Disappearance Data," 2025, arXiv (Cornell University)

Their frequent co-authors include Joshua Villarreal, J. M. Conrad, Sean Brown, Shereen N. Mahmood, and J. Arthur Woodward.

John A. Hardin's research has appeared in various scholarly venues, with multiple publications in the following journals and platforms:

  • Journal of the Endocrine Society
  • Osteoarthritis and Cartilage
  • Machine Learning Science and Technology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • arXiv (Cornell University)

Best Publications

  • Range of antinuclear antibodies in "healthy" individuals

    E. M. Tan;T. E. W. Feltkamp;J. S. Smolen;B. Butcher

  • A subset of lupus anti-DNA antibodies cross-reacts with the NR2 glutamate receptor in systemic lupus erythematosus.

    Lorraine A. DeGiorgio;Konstantin N. Konstantinov;Sunhee C. Lee;John A. Hardin

  • Erythema chronicum migrans and lyme arthritis. The enlarging clinical spectrum

    A C Steere;S E Malawista;J A Hardin;S Ruddy

  • Mechanism of interaction between Ku protein and DNA.

    T Mimori;J A Hardin

  • Two novel classes of small ribonucleoproteins detected by antibodies associated with lupus erythematosus.

    Michael R. Lerner;John A. Boyle;John A. Hardin;Joan A. Steitz

  • Characterization of the DNA-binding protein antigen Ku recognized by autoantibodies from patients with rheumatic disorders.

    T Mimori;J A Hardin;J A Steitz

  • Binding of Ku protein to DNA. Measurement of affinity for ends and demonstration of binding to nicks.

    P R Blier;A J Griffith;J Craft;J A Hardin

  • Induction of autoreactive B cells allows priming of autoreactive T cells.

    Rong Hwa Lin;Mark J. Mamula;John A. Hardin;Charles A. Janeway

  • The lupus autoantigens and the pathogenesis of systemic lupus erythematosus

    John A. Hardin

  • Chronic Lyme Arthritis: Clinical and Immunogenetic Differentiation from Rheumatoid Arthritis

    Allen C. Steere;Allan Gibofsky;Manuel E. Patarroyo;Robert J. Winchester

  • Breaking T cell tolerance with foreign and self co-immunogens. A study of autoimmune B and T cell epitopes of cytochrome c.

    M. J. Mamula;Rong-Hwa Lin;C. A. Janeway;J. A. Hardin

  • DNA-dependent protein kinase (Ku protein-p350 complex) assembles on double-stranded DNA

    Akira Suwa;Michito Hirakata;Yoshihiko Takeda;Stephen A. Jesch

  • A critical evaluation of enzyme immunoassays for detection of antinuclear autoantibodies of defined specificities. I. Precision, sensitivity, and specificity.

    Eng M. Tan;Josef S. Smolen;J. S. McDougal;Brian T. Butcher

  • Antibodies to histones in systemic lupus erythematosus: localization of prominent autoantigens on histones H1 and H2B.

    John A. Hardin;Jean O. Thomas

  • Mediators of the inflammatory response to joint replacement devices

    Neil Cobelli;Brian Scharf;Giovanna M. Crisi;John Hardin

  • Isolation and characterization of cDNA encoding the 80-kDa subunit protein of the human autoantigen Ku (p70/p80) recognized by autoantibodies from patients with scleroderma-polymyositis overlap syndrome

    Tsuneyo Mimori;Yasuo Ohosone;Nobuaki Hama;Akira Suwa

  • Curcumin slows osteoarthritis progression and relieves osteoarthritis-associated pain symptoms in a post-traumatic osteoarthritis mouse model.

    Zhuo Zhang;Zhuo Zhang;Daniel J. Leong;Lin Xu;Zhiyong He

  • Autoantibodies to small nuclear and cytoplasmic ribonucleoproteins in Japanese patients with inflammatory muscle disease

    Michito Hirakata;Michito Hirakata;Tsuneyo Mimori;Masashi Akizuki;Joe Craft

  • Immune complexes and the evolution of Lyme arthritis. Dissemination and localization of abnormal C1q binding activity.

    John A. Hardin;Allen C. Steere;Stephen E. Malawista

  • Mediators of the inflammatory response to joint replacement devices

    N. Cobelli;J. Hardin;L. Santambrogio

Frequent Co-Authors

Joe Craft
Joe Craft Yale University
Tsuneyo Mimori
Tsuneyo Mimori Kyoto University
Allen C. Steere
Allen C. Steere Harvard University
Stephen E. Malawista
Stephen E. Malawista Yale University
Laura Santambrogio
Laura Santambrogio Cornell University
Mary B. Goldring
Mary B. Goldring Hospital for Special Surgery
Joan A. Steitz
Joan A. Steitz Yale University
Tom P. Gordon
Tom P. Gordon Flinders Medical Centre
Naomi F. Rothfield
Naomi F. Rothfield University of Connecticut
Andrew J. Griffith
Andrew J. Griffith National Institutes of Health

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Related Online Degrees & Career Pathways

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For those interested in human physiology and performance, an exercise science online degree is a popular choice. This field offers diverse career options in sports science, wellness coaching, and rehabilitation.

Similarly, a kinesiology degree online allows students to focus on the mechanics of body movement and health promotion, leading to careers in physical therapy, occupational therapy, fitness training, or biomechanics research.

Best Scientists Citing John A. Hardin

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Marvin J. Fritzler

Marvin J. Fritzler

University of Calgary

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Betty Diamond

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Feinstein Institute for Medical Research

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Tsuneyo Mimori

Tsuneyo Mimori

Kyoto University

Publications: 50

Edward K. L. Chan

Edward K. L. Chan

University of Florida

Publications: 46

Minoru Satoh

Minoru Satoh

RMIT University

Publications: 43

Bruce T. Volpe

Bruce T. Volpe

Feinstein Institute for Medical Research

Publications: 37

Masataka Kuwana

Masataka Kuwana

Nippon Medical School

Publications: 37

John B. Harley

John B. Harley

United States Department of Veterans Affairs

Publications: 35

Yehuda Shoenfeld

Yehuda Shoenfeld

Sheba Medical Center

Publications: 29

Joe Craft

Joe Craft

Yale University

Publications: 28

Ole Petter Rekvig

Ole Petter Rekvig

University of Tromsø - The Arctic University of Norway

Publications: 28

Stephen P. Jackson

Stephen P. Jackson

University of Cambridge

Publications: 26

Ira N. Targoff

Ira N. Targoff

University of Oklahoma Health Sciences Center

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Morris Reichlin

Oklahoma Medical Research Foundation

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David J. Chen

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