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D-Index & Metrics

Molecular Biology

D-Index
65
Citations
15509
World Ranking
1669
National Ranking
843

Roger Chalkley publication distribution in Molecular Biology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Molecular Biology in 2026. The highlighted bar marks where Roger Chalkley sits on this spectrum.

47–56 publications: 7 scientists 57–66 publications: 17 scientists 67–76 publications: 65 scientists 77–86 publications: 90 scientists 87–96 publications: 125 scientists 97–106 publications: 131 scientists 107–116 publications: 162 scientists 117–126 publications: 177 scientists 127–136 publications: 158 scientists 137–146 publications: 158 scientists 147–156 publications: 146 scientists 157–166 publications: 159 scientists 167–176 publications: 131 scientists 177–186 publications: 110 scientists 187–196 publications: 112 scientists 197–206 publications: 100 scientists 207–216 publications: 89 scientists 217–226 publications: 98 scientists 227–236 publications: 74 scientists 237–246 publications: 72 scientists 247–256 publications: 63 scientists 257–266 publications: 53 scientists 267–276 publications: 54 scientists 277–286 publications: 49 scientists 287–296 publications: 52 scientists 297–306 publications: 43 scientists 307–316 publications: 46 scientists 317–326 publications: 41 scientists 327–336 publications: 42 scientists 337–346 publications: 31 scientists 347–356 publications: 28 scientists 357–366 publications: 29 scientists 367–376 publications: 26 scientists 377–386 publications: 24 scientists 387–396 publications: 24 scientists 397–406 publications: 14 scientists 407–416 publications: 13 scientists 417–426 publications: 20 scientists 427–436 publications: 12 scientists 437–446 publications: 20 scientists 447–456 publications: 11 scientists 457–466 publications: 10 scientists 467–476 publications: 14 scientists 477–486 publications: 14 scientists 487–496 publications: 10 scientists 497–506 publications: 13 scientists 507–516 publications: 13 scientists 517–526 publications: 2 scientists 527–536 publications: 4 scientists 537–546 publications: 6 scientists 547–556 publications: 8 scientists 557–563 publications: 6 scientists 564+ publications: 100 scientists
47 publications 564+

This scientist: 152 publications — 38th percentile

38% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 564 publications or more.

Roger Chalkley D-index placement in Molecular Biology in 2026

The chart shows the D-index (discipline H-index) distribution of Molecular Biology scientists ranked by Research.com in 2026. The highlighted bar marks where Roger Chalkley sits on this spectrum.

40–41 D-Index: 36 scientists 42–43 D-Index: 101 scientists 44–45 D-Index: 115 scientists 46–47 D-Index: 121 scientists 48–49 D-Index: 118 scientists 50–51 D-Index: 130 scientists 52–53 D-Index: 106 scientists 54–55 D-Index: 116 scientists 56–57 D-Index: 113 scientists 58–59 D-Index: 129 scientists 60–61 D-Index: 120 scientists 62–63 D-Index: 105 scientists 64–65 D-Index: 131 scientists 66–67 D-Index: 95 scientists 68–69 D-Index: 97 scientists 70–71 D-Index: 106 scientists 72–73 D-Index: 83 scientists 74–75 D-Index: 89 scientists 76–77 D-Index: 77 scientists 78–79 D-Index: 70 scientists 80–81 D-Index: 73 scientists 82–83 D-Index: 60 scientists 84–85 D-Index: 48 scientists 86–87 D-Index: 45 scientists 88–89 D-Index: 50 scientists 90–91 D-Index: 31 scientists 92–93 D-Index: 51 scientists 94–95 D-Index: 43 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 39 scientists 100–101 D-Index: 41 scientists 102–103 D-Index: 29 scientists 104–105 D-Index: 33 scientists 106–107 D-Index: 35 scientists 108–109 D-Index: 20 scientists 110–111 D-Index: 38 scientists 112–113 D-Index: 19 scientists 114–115 D-Index: 28 scientists 116–117 D-Index: 13 scientists 118–119 D-Index: 23 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 15 scientists 124–125 D-Index: 11 scientists 126–127 D-Index: 21 scientists 128–129 D-Index: 7 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 14 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 9 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 16 scientists 142–143 D-Index: 7 scientists 144 D-Index: 7 scientists 145+ D-Index: 100 scientists
40 D-Index 145+

This scientist: 65 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 145 D-Index or more.

Overview

Roger Chalkley is affiliated with Vanderbilt University in the United States. Their research primarily intersects social sciences, health professions, and medicine, focusing notably on public health, environmental and occupational health, as well as general health professions and safety research. The scholar's work also engages with gender studies and elements of statistics, probability, and uncertainty.

The core topics they explore include health and medical research impacts, doctoral education challenges and solutions, and career development and diversity. Additionally, they have contributed to fields addressing diversity and career in medicine, meta-analysis and systematic reviews, and issues related to perfectionism, procrastination, anxiety, healthcare professionals' stress, and burnout.

Roger Chalkley's publication record includes a number of papers spanning recent years with venues such as PLoS ONE, bioRxiv (Cold Spring Harbor Laboratory), UNC Libraries, PLoS Biology, and FASEB BioAdvances. Selected papers authored or co-authored by them are:

  • A cross-institutional analysis of the effects of broadening trainee professional development on research productivity, 2021, PLoS Biology
  • Biomedical graduate student experiences during the COVID-19 university closure, 2021, PLoS ONE
  • Questioning the Value of the Graduate Record Examinations (GRE) in PhD Admissions in Biomedical Engineering, 2020, Annals of Biomedical Engineering
  • Career self-efficacy disparities in underrepresented biomedical scientist trainees, 2023, PLoS ONE
  • From goal to outcome: Analyzing the progression of biomedical sciences PhD careers in a longitudinal study using an expanded taxonomy, 2023, FASEB BioAdvances

Their collaborative work frequently involves co-authors such as Susi Varvayanis, Rebekah L. Layton, Janani Varadarajan, Kimberly A. Petrie, and Abigail M. Brown, with multiple publications alongside each.

Frequent publication venues for Chalkley include:

  • PLoS ONE (4 publications)
  • bioRxiv (Cold Spring Harbor Laboratory) (4 publications)
  • UNC Libraries (2 publications)
  • PLoS Biology (1 publication)
  • FASEB BioAdvances (1 publication)

Best Publications

  • High resolution acrylamide gel electrophoresis of histones.

    Sakol Panyim;Roger Chalkley

  • The effect of sodium butyrate on histone modification

    Linda Sealy;Roger Chalkley

  • The heterogeneity of histones. I. A quantitative analysis of calf histones in very long polyacrylamide gels.

    Sakol Panyim;Roger Chalkley

  • A new histone found only in mammalian tissues with little cell division

    Sakol Panyim;Roger Chalkley

  • An electrophoretic comparison of vertebrate histones.

    Sakol Panyim;David Bilek;Roger Chalkley

  • The Molecular Weights of Vertebrate Histones Exploiting a Modified Sodium Dodecyl Sulfate Electrophoretic Method

    Sakol Panyim;Roger Chalkley

  • Phosphoenolpyruvate carboxykinase is necessary for the integration of hepatic energy metabolism.

    Pengxiang She;Masakazu Shiota;Kathy D. Shelton;Roger Chalkley

  • Further studies of a thymus nucleohistone-associated protease.

    James Bartley;Roger Chalkley

  • A modified procedure for fractionating histones.

    Denis Oliver;K. R. Sommer;Sakol Panyim;Steven Spiker

  • Modifications to histones immediately after synthesis

    Vaughn Jackson;Ann Shires;Nongnuj Tanphaichitr;Roger Chalkley

  • Evidence for two asymmetric conformational states in the human erythrocyte sugar-transport system.

    J E Barnett;G D Holman;R A Chalkley;K A Munday

  • A new method for the isolation of replicative chromatin: Selective deposition of histone on both new and old DNA

    Vaughn Jackson;Roger Chalkley

  • Studies on highly metabolically active acetylation and phosphorylation of histones.

    V Jackson;A Shires;R Chalkley;D K Granner

  • Histone acetylation increases the solubility of chromatin and occurs sequentially over most of the chromatin. A novel model for the biological role of histone acetylation.

    M Perry;R Chalkley

  • DNA associated with hyperacetylated histone is preferentially digested by DNase I

    Linda Sealy;Roger Chalkley

  • Lysine-rich histone phosphorylation. A positive correlation with cell replication.

    Rod Balhorn;Roger Chalkley;Daryl Granner

  • The structure and assembly of active chromatin

    John Svaren;Roger Chalkley

  • A study of the structure of isolated chromatin.

    Roger. Chalkley;Ronald H. Jensen

  • The identification of distinct populations of acetylated histone.

    J Covault;R Chalkley

  • Proteolytic contamination of calf thymus nucleohistone and its inhibition

    Sakol Panyim;Sakol Panyim;Ronald H. Jensen;Ronald H. Jensen;Roger Chalkley;Roger Chalkley

Frequent Co-Authors

Daryl K. Granner
Daryl K. Granner Vanderbilt University
Rod Balhorn
Rod Balhorn Shal Technologies (United States)
Matthew Cotten
Matthew Cotten Wellcome Sanger Institute
Ross C. Hardison
Ross C. Hardison Pennsylvania State University
John Svaren
John Svaren University of Wisconsin–Madison
Mark A. Magnuson
Mark A. Magnuson Vanderbilt University
Kathleen L. Gould
Kathleen L. Gould Vanderbilt University
Catherine Postic
Catherine Postic Institut Cochin
Susan R. Wente
Susan R. Wente Wake Forest University
Paul M. Hassoun
Paul M. Hassoun Johns Hopkins University

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