World's Best Scientists 2026 revealed!

D-Index & Metrics

Genetics

D-Index
85
Citations
30256
World Ranking
1300
National Ranking
618

John R. Roth publication distribution in Genetics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Genetics in 2026. The highlighted bar marks where John R. Roth sits on this spectrum.

45–54 publications: 6 scientists 55–64 publications: 10 scientists 65–74 publications: 35 scientists 75–84 publications: 84 scientists 85–94 publications: 102 scientists 95–104 publications: 151 scientists 105–114 publications: 175 scientists 115–124 publications: 203 scientists 125–134 publications: 217 scientists 135–144 publications: 205 scientists 145–154 publications: 193 scientists 155–164 publications: 188 scientists 165–174 publications: 170 scientists 175–184 publications: 178 scientists 185–194 publications: 164 scientists 195–204 publications: 173 scientists 205–214 publications: 159 scientists 215–224 publications: 134 scientists 225–234 publications: 143 scientists 235–244 publications: 105 scientists 245–254 publications: 114 scientists 255–264 publications: 92 scientists 265–274 publications: 88 scientists 275–284 publications: 87 scientists 285–294 publications: 80 scientists 295–304 publications: 62 scientists 305–314 publications: 75 scientists 315–324 publications: 67 scientists 325–334 publications: 60 scientists 335–344 publications: 52 scientists 345–354 publications: 40 scientists 355–364 publications: 48 scientists 365–374 publications: 47 scientists 375–384 publications: 46 scientists 385–394 publications: 31 scientists 395–404 publications: 27 scientists 405–414 publications: 40 scientists 415–424 publications: 30 scientists 425–434 publications: 43 scientists 435–444 publications: 29 scientists 445–454 publications: 14 scientists 455–464 publications: 28 scientists 465–474 publications: 21 scientists 475–484 publications: 21 scientists 485–494 publications: 22 scientists 495–504 publications: 17 scientists 505–514 publications: 12 scientists 515–524 publications: 11 scientists 525–534 publications: 8 scientists 535–544 publications: 8 scientists 545–554 publications: 14 scientists 555–564 publications: 4 scientists 565–574 publications: 11 scientists 575–584 publications: 5 scientists 585–594 publications: 11 scientists 595–604 publications: 12 scientists 605–614 publications: 7 scientists 615–624 publications: 6 scientists 625–634 publications: 10 scientists 635–644 publications: 9 scientists 645–654 publications: 10 scientists 655–664 publications: 6 scientists 665–674 publications: 6 scientists 675–684 publications: 6 scientists 685–694 publications: 4 scientists 695–702 publications: 6 scientists 703+ publications: 100 scientists
45 publications 703+

This scientist: 228 publications — 60th percentile

60% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 703 publications or more.

John R. Roth D-index placement in Genetics in 2026

The chart shows the D-index (discipline H-index) distribution of Genetics scientists ranked by Research.com in 2026. The highlighted bar marks where John R. Roth sits on this spectrum.

40–41 D-Index: 24 scientists 42–43 D-Index: 52 scientists 44–45 D-Index: 84 scientists 46–47 D-Index: 112 scientists 48–49 D-Index: 118 scientists 50–51 D-Index: 141 scientists 52–53 D-Index: 143 scientists 54–55 D-Index: 145 scientists 56–57 D-Index: 179 scientists 58–59 D-Index: 162 scientists 60–61 D-Index: 175 scientists 62–63 D-Index: 191 scientists 64–65 D-Index: 172 scientists 66–67 D-Index: 184 scientists 68–69 D-Index: 164 scientists 70–71 D-Index: 158 scientists 72–73 D-Index: 150 scientists 74–75 D-Index: 136 scientists 76–77 D-Index: 127 scientists 78–79 D-Index: 127 scientists 80–81 D-Index: 111 scientists 82–83 D-Index: 110 scientists 84–85 D-Index: 110 scientists 86–87 D-Index: 84 scientists 88–89 D-Index: 102 scientists 90–91 D-Index: 66 scientists 92–93 D-Index: 72 scientists 94–95 D-Index: 70 scientists 96–97 D-Index: 54 scientists 98–99 D-Index: 60 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 55 scientists 104–105 D-Index: 45 scientists 106–107 D-Index: 42 scientists 108–109 D-Index: 28 scientists 110–111 D-Index: 39 scientists 112–113 D-Index: 25 scientists 114–115 D-Index: 31 scientists 116–117 D-Index: 29 scientists 118–119 D-Index: 34 scientists 120–121 D-Index: 29 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 27 scientists 128–129 D-Index: 22 scientists 130–131 D-Index: 16 scientists 132–133 D-Index: 11 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 21 scientists 140–141 D-Index: 4 scientists 142–143 D-Index: 9 scientists 144–145 D-Index: 14 scientists 146–147 D-Index: 6 scientists 148–149 D-Index: 10 scientists 150–151 D-Index: 7 scientists 152–153 D-Index: 9 scientists 154–155 D-Index: 8 scientists 156–157 D-Index: 8 scientists 158–159 D-Index: 9 scientists 160+ D-Index: 96 scientists
40 D-Index 160+

This scientist: 85 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 160 D-Index or more.

Research.com Recognitions

  • 2016 - Fellow of the American Society of Mechanical Engineers
  • 2015 - ASM Lifetime Achievement Award, American Society for Microbiology
  • 2009 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 1988 - Member of the National Academy of Sciences
  • 1974 - Fellow of John Simon Guggenheim Memorial Foundation

Overview

John R. Roth is affiliated with the University of California, Davis, in the United States. Their primary research contributions fall within the field of Biochemistry, Genetics and Molecular Biology, with a particular focus on Genetics and Molecular Biology as subfields.

The scientist has published research across several main topics, including:

  • Advanced Malware Detection Techniques
  • Physical Unclonable Functions (PUFs) and Hardware Security
  • Wireless Body Area Networks
  • Bacterial Genetics and Biotechnology
  • RNA and protein synthesis mechanisms
  • DNA Repair Mechanisms
  • Evolution and Genetic Dynamics

John R. Roth's recent papers include:

  • "Hardware Security in Sensor and its Networks" (2022) published in Frontiers in Sensors
  • "Introduction to the Minitrack on The Science and Engineering of Cyber Systems" (2020) published in Proceedings of the Annual Hawaii International Conference on System Sciences
  • "Integration of the pSLT Plasmid into the Salmonella Chromosome Results in a Temperature-Sensitive Growth Defect Due to Aberrant DNA Replication" (2020) published in Journal of Bacteriology
  • "Introduction to the Minitrack on Cyber Systems: Their Science, Engineering, and Security" (2021) published in Proceedings of the Annual Hawaii International Conference on System Sciences
  • "Introduction to the Minitrack on Cyber Systems: Their Science, Engineering, and Security" (2022) published in Proceedings of the Annual Hawaii International Conference on System Sciences

The scientist frequently publishes in the following venues:

  • Proceedings of the Annual Hawaii International Conference on System Sciences
  • Frontiers in Sensors
  • Journal of Bacteriology

The list of frequent co-authors includes:

  • James Scrofani
  • Chad Bollmann
  • Britta Hale
  • Mohammad Monjur
  • Joseph Heacock

John R. Roth has received several awards throughout their career, such as:

  • Fellow of the American Society of Mechanical Engineers (2016)
  • ASM Lifetime Achievement Award, American Society for Microbiology (2015)
  • Fellow of the American Association for the Advancement of Science (AAAS) (2009)
  • Member of the National Academy of Sciences (1988)
  • Fellow of John Simon Guggenheim Memorial Foundation (1974)

Best Publications

  • Advanced bacterial genetics

    Ronald W. Davis;David Botstein;John R. Roth

  • Advanced Bacterial Genetics: A Manual for Genetic Engineering

    Ronald Wayne Davis;David Botstein;John Roger Roth

  • Gut inflammation provides a respiratory electron acceptor for Salmonella

    Sebastian E. Winter;Parameth Thiennimitr;Parameth Thiennimitr;Maria G. Winter;Brian P. Butler

  • Selfish Operons: Horizontal Transfer May Drive the Evolution of Gene Clusters

    Jeffrey G. Lawrence;John R. Roth

  • Genetic engineering in vivo using translocatable drug-resistance elements. New methods in bacterial genetics.

    Nancy Kleckner;John Roth;David Botstein

  • Intestinal inflammation allows Salmonella to use ethanolamine to compete with the microbiota

    Parameth Thiennimitr;Parameth Thiennimitr;Sebastian E. Winter;Maria G. Winter;Mariana N. Xavier

  • COBALAMIN (COENZYME B12): Synthesis and Biological Significance

    J R Roth;J G Lawrence;T A Bobik

  • Linkage map of Salmonella typhimurium, edition VII.

    K E Sanderson;J R Roth

  • TANDEM GENETIC DUPLICATIONS IN PHAGE AND BACTERIA

    R. P. Anderson;J. R. Roth

  • Ohno's dilemma: Evolution of new genes under continuous selection

    Ulfar Bergthorsson;Dan I. Andersson;John R. Roth

  • The influence of codon context on genetic code translation

    Lionello Bossi;Lionello Bossi;John R. Roth

  • Spontaneous tandem genetic duplications in Salmonella typhimurium arise by unequal recombination between rRNA (rrn) cistrons

    Philip Anderson;John Roth

  • Procedure for identifying nonsense mutations

    David Berkowitz;Judith M. Hushon;Harvey J. Whitfield;John Roth

  • Characterization of the cobalamin (vitamin B12) biosynthetic genes of Salmonella typhimurium.

    J R Roth;J G Lawrence;M Rubenfield;S Kieffer-Higgins

  • Real-time evolution of new genes by innovation, amplification, and divergence.

    Joakim Näsvall;Lei Sun;John R. Roth;Dan I. Andersson

  • THE 17-GENE ETHANOLAMINE (EUT) OPERON OF SALMONELLA TYPHIMURIUM ENCODES FIVE HOMOLOGUES OF CARBOXYSOME SHELL PROTEINS

    Eric Kofoid;Chad Rappleye;Igor Stojiljkovic;John Roth

  • Histidine regulatory mutants in Salmonella typhimurium. I. Isolation and general properties.

    John R. Roth;Dora N. Antón;Philip E. Hartman

  • Mechanisms of Gene Duplication and Amplification

    Andrew B. Reams;John R. Roth

  • Conserving a volatile metabolite: a role for carboxysome-like organelles in Salmonella enterica.

    Joseph T. Penrod;John R. Roth

  • Evidence That Gene Amplification Underlies Adaptive Mutability of the Bacterial lac Operon

    Dan I. Andersson;E. Susan Slechta;John R. Roth

Frequent Co-Authors

Dan I. Andersson
Dan I. Andersson Uppsala University
Baldomero M. Olivera
Baldomero M. Olivera University of Utah
Kelly T. Hughes
Kelly T. Hughes University of Utah
Thomas A. Bobik
Thomas A. Bobik Iowa State University
Jeffrey G. Lawrence
Jeffrey G. Lawrence University of Pittsburgh
Otto G. Berg
Otto G. Berg Uppsala University
Bruce N. Ames
Bruce N. Ames University of California, Berkeley
Josep Casadesús
Josep Casadesús University of Seville
Frederick P. Roth
Frederick P. Roth Lunenfeld-Tanenbaum Research Institute
David Botstein
David Botstein Princeton University

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By considering these pathways, students of genetics can find related options that suit diverse interests and professional goals within the healthcare field.

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