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D-Index & Metrics

Biology and Biochemistry

D-Index
71
Citations
64148
World Ranking
6481
National Ranking
3017

Calvin B. Harley 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 Calvin B. Harley 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: 157 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

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

Calvin B. Harley 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 Calvin B. Harley 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: 71 D-Index — 67th percentile

67% of scientists in this discipline score the same or lower.

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

Overview

Calvin B. Harley is affiliated with Geron in the United States. Their research primarily spans the fields of Medicine and Immunology and Microbiology, with particular involvement in subfields such as Physiology, Immunology, and Epidemiology.

The scientist's research topics include:

  • Telomeres, Telomerase, and Senescence
  • Immunotherapy and Immune Responses
  • Cytomegalovirus and herpesvirus research

Recent publications by Calvin B. Harley include the paper titled Double-Blind, Placebo-Controlled, Randomized Clinical Trial Demonstrates Telomerase Activator TA-65 Decreases Immunosenescent CD8+CD28- T Cells in Humans, published in 2021 in the journal OBM Geriatrics.

Their frequent coauthors are:

  • Gunasekaran Singaravelu
  • Joseph M. Raffaele
  • Pratheesh Sudhakaran
  • Anitha Suram

Publication venues for their work include:

  • OBM Geriatrics

Best Publications

  • Specific association of human telomerase activity with immortal cells and cancer

    Nam W. Kim;Mieczyslaw A. Piatyszek;Karen R. Prowse;Calvin B. Harley

  • Telomeres shorten during ageing of human fibroblasts.

    C B Harley;A B Futcher;C W Greider

  • EXTENSION OF LIFE-SPAN BY INTRODUCTION OF TELOMERASE INTO NORMAL HUMAN CELLS

    Andrea G. Bodnar;Michel Ouellette;Maria Frolkis;Shawn E. Holt

  • The RNA component of human telomerase

    Junli Feng;Walter D. Funk;Sy Shi Wang;Scott L. Weinrich

  • Telomerase catalytic subunit homologs from fission yeast and human

    Toru M. Nakamura;Gregg B. Morin;Gregg B. Morin;Karen B. Chapman;Karen B. Chapman;Scott L. Weinrich;Scott L. Weinrich

  • Telomere length predicts replicative capacity of human fibroblasts.

    R C Allsopp;H Vaziri;C Patterson;S Goldstein

  • Telomere shortening associated with chromosome instability is arrested in immortal cells which express telomerase activity.

    C.M. Counter;A.A. Avilion;C.E. LeFeuvre;N.G. Stewart

  • Telomere loss: mitotic clock or genetic time bomb?

    Calvin B. Harley

  • Analysis of E. coli promoter sequences.

    Calvin B. Harley;Robert P. Reynolds

  • Evidence for a mitotic clock in human hematopoietic stem cells: loss of telomeric DNA with age

    Homayoun Vaziri;Wieslawa Dragowska;Richard C. Allsopp;Terry E. Thomas

  • Telomere end-replication problem and cell aging.

    Michael Z. Levy;Richard C. Allsopp;A.Bruce Futcher;Carol W. Greider

  • Reconstitution of human telomerase with the template RNA component hTR and the catalytic protein subunit hTRT

    Scott L. Weinrich;Ron Pruzan;Libin Ma;Michel Ouellette

  • Loss of telomeric DNA during aging of normal and trisomy 21 human lymphocytes

    H. Vaziri;F. Schächter;I. Uchida;Lan Wei

  • Telomerase activity in normal leukocytes and in hematologic malignancies.

    Christopher M. Counter;Jyothi Gupta;Calvin B. Harley;Brian Leber

  • Telomerase activity in human ovarian carcinoma.

    Christopher M. Counter;Hal W. Hirte;Silvia Bacchetti;Calvin B. Harley

  • Telomerase and cancer therapeutics

    Calvin B. Harley

  • Telomere length and replicative aging in human vascular tissues

    Edwin Chang;Calvin B. Harley

  • Telomere Shortening Is Associated with Cell Division in Vitro and in Vivo

    Richard C. Allsopp;Edwin Chang;Mohammad Kashefi-Aazam;Evgeny I. Rogaev

  • The telomere hypothesis of cellular aging.

    Calvin B. Harley;Homayoun Vaziri;Christopher M. Counter;Richard C. Allsopp

  • Evidence for a Critical Telomere Length in Senescent Human Fibroblasts

    Richard C. Allsopp;Calvin B. Harley

Frequent Co-Authors

Gregg B. Morin
Gregg B. Morin University of British Columbia
Joachim Lingner
Joachim Lingner École Polytechnique Fédérale de Lausanne
Thomas R. Cech
Thomas R. Cech University of Colorado Boulder
Nancy Y. Ip
Nancy Y. Ip Hong Kong University of Science and Technology
Christopher M. Counter
Christopher M. Counter Duke University
Yung Hou Wong
Yung Hou Wong Hong Kong University of Science and Technology
Silvia Bacchetti
Silvia Bacchetti McMaster University
Jerry W. Shay
Jerry W. Shay The University of Texas Southwestern Medical Center
Sergei M. Gryaznov
Sergei M. Gryaznov MAIA Biotechnology, Inc.
Woodring E. Wright
Woodring E. Wright The University of Texas Southwestern Medical Center

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