World's Best Scientists 2026 revealed!
David L. Popham

David L. Popham

D-Index & Metrics

Biology and Biochemistry

D-Index
48
Citations
7937
World Ranking
18434
National Ranking
7527

David L. Popham 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 David L. Popham 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: 116 publications — 10th percentile

10% of scientists in this discipline score the same or lower.

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

David L. Popham 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 David L. Popham 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: 48 D-Index — 7th percentile

7% of scientists in this discipline score the same or lower.

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

Overview

David L. Popham is a researcher affiliated with Virginia Tech in the United States, with a focus on fields related to biochemistry, genetics, and molecular biology. Their work spans over 22 publications in these areas, with significant contributions also made in medicine. The scientist's subfield expertise includes infectious diseases, genetics, molecular biology, ecology, and materials chemistry.

Popham's research interests cover several main topics including bacterial genetics and biotechnology, Clostridium difficile and Clostridium perfringens research, bacteriophages and microbial interactions, viral gastroenteritis research and epidemiology, enzyme structure and function, amino acid enzymes and metabolism, as well as nosocomial infections in intensive care units.

The scientist has published extensively in various peer-reviewed venues. The most frequent publication outlets include:

  • Journal of Bacteriology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Proceedings of the National Academy of Sciences
  • Developmental Cell
  • Applied and Environmental Microbiology

Recent publications by David L. Popham demonstrate continued activity in microbiology and bacterial cell biology. Selected recent papers include:

  • "Lysozyme Resistance in Clostridioides difficile Is Dependent on Two Peptidoglycan Deacetylases," 2020, Journal of Bacteriology
  • "Bacterial developmental checkpoint that directly monitors cell surface morphogenesis," 2022, Developmental Cell
  • "A Family of Spore Lipoproteins Stabilizes the Germination Apparatus by Altering Inner Spore Membrane Fluidity in Bacillus subtilis Spores," 2023, Journal of Bacteriology
  • "Identification of a family of peptidoglycan transpeptidases reveals that Clostridioides difficile requires noncanonical cross-links for viability," 2024, Proceedings of the National Academy of Sciences
  • "Comparative Study of Bacterial SPOR Domains Identifies Functionally Important Differences in Glycan Binding Affinity," 2022, Journal of Bacteriology

Throughout their research career, Popham has collaborated regularly with several co-authors, including Gabriela M. Kaus, Ute Müh, Matthew J. Flores, Craig D. Ellermeier, and David S. Weiss. Each of these collaborators has appeared in at least four publications alongside Popham, indicating ongoing research partnerships.

Best Publications

  • Expression of sigma 54 (ntrA)-dependent genes is probably united by a common mechanism.

    S Kustu;E Santero;J Keener;D Popham

  • A eukaryotic-like Ser/Thr kinase signals bacteria to exit dormancy in response to peptidoglycan fragments

    Ishita M. Shah;Maria-Halima Laaberki;David L. Popham;Jonathan Dworkin

  • Function of a Bacterial Activator Protein that Binds to Transcriptional Enhancers

    David L. Popham;Daniel Szeto;John Keener;Sydney Kustu

  • Muramic lactam in peptidoglycan of Bacillus subtilis spores is required for spore outgrowth but not for spore dehydration or heat resistance.

    David L. Popham;Jari Helin;Catherine E. Costello;Peter Setlow

  • A bacterial enhancer functions to tether a transcriptional activator near a promoter

    Andrew Wedel;David S. Weiss;David Popham;Peter Dröge

  • Role of penicillin-binding proteins in bacterial cell morphogenesis

    David L Popham;Kevin D Young

  • Analysis of the properties of spores of Bacillus subtilis prepared at different temperatures.

    E. Melly;P.C. Genest;M.E. Gilmore;S. Little

  • Specialized peptidoglycan of the bacterial endospore: the inner wall of the lockbox

    D. L. Popham

  • Analysis of the peptidoglycan structure of Bacillus subtilis endospores.

    David L. Popham;Jari Helin;Catherine E. Costello;Peter Setlow

  • Peptidoglycan Synthesis in the Absence of Class A Penicillin-Binding Proteins in Bacillus subtilis

    Derrell C. McPherson;David L. Popham

  • Heat, hydrogen peroxide, and UV resistance of Bacillus subtilis spores with increased core water content and with or without major DNA-binding proteins.

    D L Popham;S Sengupta;P Setlow

  • Reduction in membrane phosphatidylglycerol content leads to daptomycin resistance in Bacillus subtilis

    Anna-Barbara Hachmann;Elif Sevim;Ahmed Gaballa;David L. Popham

  • Structural analysis of Bacillus subtilis spore peptidoglycan during sporulation.

    Jennifer Meador-Parton;David L. Popham

  • Daughter Cell Separation by Penicillin-Binding Proteins and Peptidoglycan Amidases in Escherichia coli

    Richa Priyadarshini;David L. Popham;Kevin D. Young

  • Structure and Synthesis of Cell Wall, Spore Cortex, Teichoic Acids, S-Layers, and Capsules

    Simon J. Foster;David L. Popham

  • The bacterial septal ring protein RlpA is a lytic transglycosylase that contributes to rod shape and daughter cell separation in Pseudomonas aeruginosa

    Matthew A. Jorgenson;Yan Chen;Atsushi Yahashiri;David L. Popham

  • Roles of Low-Molecular-Weight Penicillin-Binding Proteins in Bacillus subtilis Spore Peptidoglycan Synthesis and Spore Properties

    David L. Popham;Meghan E. Gilmore;Peter Setlow

  • Phenotypes of Bacillus subtilis mutants lacking multiple class A high-molecular-weight penicillin-binding proteins.

    D L Popham;P Setlow

  • Sulfur and nitrogen limitation in Escherichia coli K-12: specific homeostatic responses.

    Prasad Gyaneshwar;Oleg Paliy;Jon McAuliffe;David L. Popham

  • Discovery and characterization of three new Escherichia coli septal ring proteins that contain a SPOR domain: DamX, DedD, and RlpA

    S. J. Ryan Arends;Kyle B Williams;Renada J. Scott;Silvana Rolong

Frequent Co-Authors

Peter Setlow
Peter Setlow University of Connecticut Health Center
Sydney Kustu
Sydney Kustu University of California, Berkeley
Adam Driks
Adam Driks Loyola University Chicago
Richard F. Helm
Richard F. Helm Virginia Tech
Catherine E. Costello
Catherine E. Costello Boston University
Kevin D. Young
Kevin D. Young University of Arkansas for Medical Sciences
Tiina Reponen
Tiina Reponen University of Cincinnati
Atin Adhikari
Atin Adhikari Georgia Southern University
Sergey A. Grinshpun
Sergey A. Grinshpun University of Cincinnati
Richard Losick
Richard Losick Harvard University

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