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D-Index & Metrics

Genetics

D-Index
92
Citations
39823
World Ranking
992
National Ranking
488

Howard Ochman 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 Howard Ochman 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: 185 publications — 45th percentile

45% of scientists in this discipline score the same or lower.

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

Howard Ochman 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 Howard Ochman 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: 92 D-Index — 77th percentile

77% 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

  • 2006 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Howard Ochman is affiliated with The University of Texas at Austin in the United States. Their research spans multiple areas within biochemistry, genetics, and molecular biology, as well as agricultural and biological sciences. The scientist's work touches on various subfields including molecular biology, ecology, genetics, plant science, and infectious diseases.

Ochman's research topics feature a diverse range of studies, such as genomics and phylogenetic studies, bacteriophages and microbial interactions, plant virus research studies, bacterial genetics and biotechnology, viral gastroenteritis research and epidemiology, gut microbiota and health, and probiotics and fermented foods.

Recent papers authored or coauthored by Ochman include:

  • "Recombination events are concentrated in the spike protein region of Betacoronaviruses" (2020) published in PLoS Genetics
  • "The Ingenuity of Bacterial Genomes" (2020) published in Annual Review of Microbiology
  • "Captivity and the co-diversification of great ape microbiomes" (2021) published in Nature Communications
  • "Organizing the Global Diversity of Microviruses" (2022) published in mBio
  • "Resurrection of a global, metagenomically defined gokushovirus" (2020) published in eLife

Frequent coauthors of Ochman include Paul C. Kirchberger, Rowan Hart, Angela C. O'Donnell, Zachary A. Martinez, and Marta Cobo-Simón.

Ochman has published extensively in notable venues. These include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Proceedings of the National Academy of Sciences
  • SSRN Electronic Journal
  • PLoS Genetics
  • Annual Review of Microbiology

The research activity of Howard Ochman has been recognized by the scientific community, as evidenced by the award of Fellow of the American Association for the Advancement of Science (AAAS) in 2006.

Best Publications

  • Lateral gene transfer and the nature of bacterial innovation

    Howard Ochman;Jeffrey G. Lawrence;Eduardo A. Groisman

  • Genetic Applications of an Inverse Polymerase Chain Reaction

    H Ochman;A S Gerber;D L Hartl

  • Sex and virulence in Escherichia coli: an evolutionary perspective

    Thierry Wirth;Daniel Falush;Ruiting Lan;Frances M Colles

  • Methods of multilocus enzyme electrophoresis for bacterial population genetics and systematics

    R. K. Selander;D. A. Caugant;H. Ochman;James M. Musser

  • Wrinkles in the rare biosphere: pyrosequencing errors can lead to artificial inflation of diversity estimates

    Victor Kunin;Anna Engelbrektson;Howard Ochman;Philip Hugenholtz

  • Molecular archaeology of the Escherichia coli genome

    Jeffrey G. Lawrence;Howard Ochman

  • Amelioration of Bacterial Genomes: Rates of Change and Exchange

    Jeffrey G. Lawrence;Howard Ochman

  • Deletional bias and the evolution of bacterial genomes

    Alex Mira;Howard Ochman;Nancy A. Moran

  • Evolution in bacteria: Evidence for a universal substitution rate in cellular genomes

    Howard Ochman;Allan C. Wilson;Allan C. Wilson

  • Standard reference strains of Escherichia coli from natural populations.

    Howard Ochman;R. K. Selander

  • Identification of a pathogenicity island required for Salmonella survival in host cells

    Howard Ochman;Fernando C. Soncini;Felix Solomon;Eduardo A. Groisman

  • Pathogenicity islands: bacterial evolution in quantum leaps.

    Eduardo A Groisman;Howard Ochman

  • Genes Lost and Genes Found: Evolution of Bacterial Pathogenesis and Symbiosis

    Howard Ochman;Nancy A. Moran

  • Experimental factors affecting PCR-based estimates of microbial species richness and evenness.

    Anna Engelbrektson;Victor Kunin;Kelly C Wrighton;Natasha Zvenigorodsky

  • Calibrating bacterial evolution

    Howard Ochman;Susannah Elwyn;Nancy A. Moran

  • How Salmonella became a pathogen

    Eduardo A. Groisman;Howard Ochman

  • Illumina-based analysis of microbial community diversity

    Patrick H Degnan;Howard Ochman

  • Production of single-stranded DNA templates by exonuclease digestion following the polymerase chain reaction

    Russell G. Higuchi;Howard Ochman

  • Evolutionary origins of genomic repertoires in bacteria.

    Emmanuelle Lerat;Vincent Daubin;Howard Ochman;Nancy A Moran

  • Pathogenicity Islands: Minireview Bacterial Evolution in Quantum Leaps

    Eduardo A. Groisman;Howard Ochman

Frequent Co-Authors

Robert K. Selander
Robert K. Selander University of Rochester
Eduardo A. Groisman
Eduardo A. Groisman Yale University
Nancy A. Moran
Nancy A. Moran The University of Texas at Austin
Daniel L. Hartl
Daniel L. Hartl Harvard University
Beatrice H. Hahn
Beatrice H. Hahn University of Pennsylvania
Jeffrey G. Lawrence
Jeffrey G. Lawrence University of Pittsburgh
Anne E. Pusey
Anne E. Pusey Duke University
Scott R. Santos
Scott R. Santos University at Buffalo, State University of New York
Elizabeth V. Lonsdorf
Elizabeth V. Lonsdorf Franklin & Marshall College
S. Dusko Ehrlich
S. Dusko Ehrlich University College London

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